Removing the Web Camera

See Removing the Battery Pack on page 60. 2. See Removing the Lower Cover on page 61. 3. See Removing the WLAN Board Modules on page 63. 4. See Removing the Keyboard on page 67. 5. See Removing the Middle Cover on page 68. 6. See Removing the LCD Module on page 70. 7. See Removing the LCD Bezel on page 96. 8. See Removing the LCD module with the Brackets on page 98. 9. Remove the Web camera from the back cover.

Removing the Modem Board

Schematics For Acer Aspire 5515

Removing the Battery Pack on page 60. Removing the SD dummy card on page 60. 'Removing the ExpressCard dummy card on page 61. 'Removing the Lower Cover on page 61. Removing the DIMM on page 62. Removing the WLAN Board Modules on page 63. Removing the Hard Disk Drive Module on page 64. Removing the Keyboard on page 67. Removing the Middle Cover on page 68. Removing the LCD Module on page 70. Separating the Upper Case from the Lower Case on page 74 Removing the Main Board on page 85. 13. Remove...

Intermittent Problems

Intermittent system hang problems can be caused by a variety of reasons that have nothing to do with a hardware defect, such as cosmic radiation, electrostatic discharge, or software errors. FRU replacement should be considered only when a recurring problem exists. When analyzing an intermittent problem, do the following 1. Run the advanced diagnostic test for the system board in loop mode at least 10 times. 2. If no error is detected, do not replace any FRU. 3. If any error is detected,...

Acer eLock Management

Acer eLock Management is simple yet effective utility that allows you to lock removable storage, optical and floppy drive devices to ensure that data can't be stolen while your system is unattended. Removable Storage Devices includes USB disk drives, USB pen drives, USB flash drives, USB MP3 drives, USB memory card readers, IEEE 1394 disk drives, and any other removable storage devices that can be mounted as a file system when plugged into the system. Optical Drive Devices includes any kind of...

Removing theTouch Pad Board Module

Dimm Password Pads

Removing the Battery Pack on page 60. Removing the SD dummy card on page 60. 'Removing the ExpressCard dummy card on page 61. Removing the Lower Cover on page 61. Removing the DIMM on page 62. Removing the WLAN Board Modules on page 63. Removing the Hard Disk Drive Module on page 64. Removing the Keyboard on page 67. Removing the Middle Cover on page 68. Removing the LCD Module on page 70. Separating the Upper Case from the Lower Case on page 74 Removing the Button Board on page 76. Removing...

Lock Keys and embedded numeric keypad

The keyboard has three lock keys which you can toggle on and off. When Caps Lock is on, all alphabetic characters typed are in uppercase. When Num Lock is on, the embedded keypad is in numeric mode. The keys function as a calculator (complete with the arithmetic operators +, -, *, and ). Use this mode when you need to do a lot of numeric data entry. A better solution would be to connect an external keypad. Scroll Lock < Fn> + < F12> When Scroll Lock is on, the screen moves one line up...

Navigating the BIOS Utility

There are six menu options Information, Main, Advanced, Security, Boot, and Exit. Follow these instructions To choose a menu, use the left and right arrow keys. To choose an item, use the up and down arrow keys. To change the value of a parameter, press F5 or F6. A plus sign (+) indicates the item has sub-items. Press Enter to expand this item. Press Esc while you are in any of the menu options to go to the Exit menu. In any menu, you can load default settings by pressing F9. You can also press...

Easy Launch Buttons

There are several conveniently located easy-launch buttons. They are mail, Web browser, Empowering Key < > , one user-programmable button and Ferrari World. Press < > to run the Acer Empowering Technology. The mail and Web browser buttons are pre-set to email and Internet programs, but can be reset by users. To set the Web browser, mail and programmable buttons, run the Acer Launch Manager. Press Ferrari World to browse the Ferrari World website. Empowering Technology Launch Acer...

Acer eNet Management fcjl

Acer eNet Management helps you quickly connect to both wired and wireless networks in a variety of locations. To access this utility, select Acer eNet Management from the Empowering Technology toolbar or run the program from the Acer Empowering Technology program group in Start menu. You can also set Acer eNet Management to start automatically when you boot up your PC. Acer eNet Management automatically detects the best settings for a new location, while offering you the option to manually...

Using the System Utilities

NOTE This feature is only available on certain models. To enable the dual monitor feature of the notebook, first ensure that the second monitor is connected, then select Start, Control Panel, Display and click on Settings. Select the secondary monitor (2) icon in the display box and then click the check box Extend my windows desktop onto this monitor. Finally, click Apply to confirm the new settings and click OK to complete the process. Acer GridVista is a handy utility that offers four...

Preface

Before using this information and the product it supports, please read the following general information. 1. This Service Guide provides you with all technical information relating to the BASIC CONFIGURATION decided for Acer's global product offering. To better fit local market requirements and enhance product competitiveness, your regional office MAY have decided to extend the functionality of a machine e.g. add-on card, modem, or extra memory capability . These LOCALIZED FEATURES will NOT be...

Right View

Remove Hard Disk Acer Ferrari 1100

Slot-load optical drive eject button Ejects the optical disk from the drive. Lights up when the optical drive is active. Internal optical drive accepts CDs or DVDs. Accepts Memory Stick MS , Memory Stick PRO MS PRO , MultiMediaCard MMC , Secure Digital SD and xD-Picture Card xD Note Only one card can operate at any given Connect to USB 2.0 devices e.g., USB mouse, USB camera . 6 Modem RJ-11 Connects to a phone line. Connects to a Kensington-compatible computer security lock. Connects to a...

Separating the Upper Case from the Lower Case

Acer Ferrari 1100 How Replace

See Removing the Battery Pack on page 60. 2. See Removing the SD dummy card on page 60. 3. See Removing the ExpressCard dummy card on page 61. 4. See Removing the Lower Cover on page 61. 5. See Removing the DIMM on page 62. 6. See Removing the WLAN Board Modules on page 63. 7. See Removing the Hard Disk Drive Module on page 64. 8. See Removing the Keyboard on page 67. 9. See Removing the Middle Cover on page 68. 10. See Removing the LCD Module on page 70. 13. Gently remove the upper case...

Your Acer Notebook tour

Display Travelmate 5542 Repair

After knowing your computer features, let us show you around your new TravelMate computer. Web camera for video communication. for selected models Also called Liquid-Crystal Display LCD , displays computer output. For entering data into your computer. Comfortable support area for your hands when you use the computer. Touch-sensitive pointing device which functions like a computer mouse. The left and right buttons function like the left and right mouse buttons. Light-Emitting Diodes LEDs that...

Remove Hddbios Utility

Acer Aspire 4810t Password Clear

This section provide you with removing HDD BIOS method If you key in wrong HDD password for three time, HDD password error code would display on the screen. See the image below. If you need to solve HDD password locked problem, you can run HDD_PW.EXE 1. Key in hdd_pw 15494 0 3. Choose one upper-case string F S iRssuoi gt d gt dirAj Un lune in rive F has rte- lahel. Unlusie S riai Number is D4F6-023 I J Vpassword0wld. au 1S494 m lotiltS .exe jl .1 2 flay 2 BI OS _ Jf W. li iE H DE gt _ PU. EX E...

Windows Keys

The keyboard has two keys that perform Windows-specific functions. Pressed alone, this key has the same effect as clicking on the Windows Start button it launches the Start menu. It can also be used with other keys to provide a variety of functions lt gt Open or close the Start menu lt gt lt D gt Display the desktop lt gt lt E gt Open Windows Explore lt gt lt F gt Search for a file or folder lt gt lt G gt Cycle through Sidebar gadgets lt gt lt L gt Lock your computer if you are connected to a...

Removing the Button Board

Acer Ferrari One Recovery

Removing the Battery Pack on page 60. Removing the SD dummy card on page 60. Removing the ExpressCard dummy card on page 61 Removing the Lower Cover on page 61. Removing the DIMM on page 62. Removing the WLAN Board Modules on page 63. Removing the Hard Disk Drive Module on page 64. Removing the Keyboard on page 67. 9. See Removing the Middle Cover on page 68. 10. See Removing the LCD Module on page 70. 11. See Separating the Upper Case from the Lower Case on page 74. 12. Release the latch and...

System Specifications Features

Below is a brief summary of the computer's many feature AMD Better By Design program, featuring AMD Turion 64 X2 dual-core mobile technology TL-58 TL-60 TL-64 TL-66 512 KB x2 L2 cache, 1.90 2 2.20 2.30 GHz , supporting AMD HyperTransport technology Acer InviLink Nplify 802.11a b g Draft-N Wi-Fi CERTIFIED network connection, supporting Acer SignalUp wireless technology, or Acer InviLink 802.11b g Wi-Fi CERTIFIED network connection, supporting Acer SignalUp wireless technology Up to 2 GB of DDR2...

Main

The Main screen allows the user to set the system time and date as well as enable and disable boot option and recovery. Phoenix TrustedCore tm Setup Utility lt Tab gt , lt Shift-Tab gt , or lt Enter gt selects field. NOTE The screen above is for your reference only. Actual values may differ. The table below describes the parameters in this screen. Settings in boldface are the default and suggested parameter settings. Sets the system time. The hours are displayed with 24-hour format. Format HH...

Power System Check

To verify the symptom of the problem, power on the computer using each of the following power sources 2. Connect the power adapter and check that power is supplied. 3. Disconnect the power adapter and install the charged battery pack then check that power is supplied by the battery pack. If you suspect a power problem, see the appropriate power supply check in the following list Check the Power Adapter on page 108 Check the Battery Pack on page 109 Unplug the power adapter cable from the...

Keyboard or Auxiliary Input Device Check

Remove the external keyboard if the internal keyboard is to be tested. If the internal keyboard does not work or an unexpected character appears, make sure that the flexible cable extending from the keyboard is correctly seated in the connector on the system board. If the keyboard cable connection is correct, run the Keyboard Test. If the tests detect a keyboard problem, do the following one at a time to correct the problem. Do not replace a non-defective FRU 1. Reconnect the keyboard cables....

Empowering Technology password

Before using Acer eLock Management and Acer eRecovery Management, you must initialize the Empowering Technology password. Right-click on the Empowering Technology toolbar and select Password Setup to do so. If you have not initialized the Empowering Technology password and run Acer eLock Management or Acer eRecovery Management, you will be asked to create it. NOTE If you lose the Empowering Technology password, there is no way to reset it except by reformatting your system. Make sure to...

Removing the LCD Bezel

How Open Acer Ferrari 4000

See Removing the Battery Pack on page 60. 2. See Removing the Lower Cover on page 61. 3. See Removing the WLAN Board Modules on page 63. 4. See Removing the Keyboard on page 67. 5. See Removing the Middle Cover on page 68. 6. See Removing the LCD Module on page 70. 7. Remove the four screw covers and the two rubber cover. 8. Remove the six screws H on the LCD module as shown. 9. Carefully pry open the LCD bezel and place the bezel on top of the LCD panel. 9. Carefully pry open the LCD bezel...

Acer ePower Management fl

Acer ePower Management features a straightforward user interface for configuring your power management options. To access this utility, select Acer ePower Management from the Empowering Technology toolbar, run the program from the Acer Empowering Technology program group in Start menu, or right-click the Windows power icon in the system tray and select Acer ePower Management. Acer ePower Management comes with three predefined power plans Balanced, High performance and Power saver. You can also...

BIOS Flash Utility

The BIOS flash memory update is required for the following conditions New versions of system programs Restore a BIOS when it becomes corrupted. Use the Phlash utility to update the system BIOS flash ROM. NOTE If you do not have a crisis recovery diskette at hand, then you should create a Crisis Recovery Diskette before you use the Phlash utility. NOTE Do not install memory-related drivers XMS, EMS, DPMI when you use the Phlash. NOTE Please use the AC adaptor power supply when you run the Phlash...

Removing the Card Reader Board

Acer Ferrari 1100 Card Reader

'Removing the Battery Pack on page 60. 'Removing the SD dummy card on page 60. 'Removing the ExpressCard dummy card on page 61. 'Removing the Lower Cover on page 61. 'Removing the DIMM on page 62. 'Removing the WLAN Board Modules on page 63. 'Removing the Hard Disk Drive Module on page 64. 'Removing the Keyboard on page 67. 'Removing the Middle Cover on page 68. 'Removing the LCD Module on page 70. 'Separating the Upper Case from the Lower Case on page 74 'Removing the Main Board on page 85....

Removing the Fingerprint Board Module

'Removing the Battery Pack on page 60. 'Removing the SD dummy card on page 60. Removing the ExpressCard dummy card on page 61. Removing the Lower Cover on page 61. Removing the DIMM on page 62. Removing the WLAN Board Modules on page 63. Removing the Hard Disk Drive Module on page 64. Removing the Keyboard on page 67. Removing the Middle Cover on page 68. Removing the LCD Module on page 70. Separating the Upper Case from the Lower Case on page 74 Removing the Button Board on page 76. 15. Remove...

Removing the WLAN Board Modules

Acer Ferrari 1100 Antenna

See Removing the Battery Pack on page 60. 2. See Removing the Lower Cover on page 61. 3. Disconnect the antenna cables from the WLAN board. 4. Move the antenna away from the WLAN board and remove the two screws F on the WLAN board to release the WLAN board. 5. Detach the WLAN board from the WLAN socket. 5. Detach the WLAN board from the WLAN socket. NOTE When attaching the antenna back to the WLAN board, make sure the cable are arranged properly.

Acer eData Security Management for selected models

Acer eDataSecurity Management is an encryption utility that protects your files from being accessed by unauthorized persons. It is conveniently integrated with Windows Explorer as a shell extension for quick data encryption decryption and also supports on-the-fly file encryption for Lotus Notes and Microsoft Outlook. The Acer eDataSecurity Management setup wizard will prompt you for a supervisor password and default encryption password. This password will be used to encrypt files by default, or...

Touchpad Check

If the touchpad doesn't work, do the following actions one at a time to correct the problem. Do not replace a non-defective FRU 1. Reconnect the touchpad cables. After you use the touchpad, the pointer drifts on the screen for a short time. This self-acting pointer movement can occur when a slight, steady pressure is applied to the touchpad pointer. This symptom is not a hardware problem. No service actions are necessary if the pointer movement stops in a short period of time.

BIOS Setup Utility

The BIOS Setup Utility is a hardware configuration program built into your computer's BIOS Basic Input Output System . Your computer is already properly configured and optimized, and you do not need to run this utility. However, if you encounter configuration problems, you may need to run Setup. Please also refer to Chapter 4 Troubleshooting when problem arises. To activate the BIOS Utility, press F2 during POST when Press lt F2 gt to enter Setup message is prompted on the bottom of screen ....

External Modules Disassembly Flowchart

The flowchart below gives you a graphic representation on the entire disassembly sequence and instructs you on the components that need to be removed during servicing. For example, if you want to remove the main board, you must first remove the keyboard, then disassemble the inside assembly frame in that order.

Removing the LCD Module

Battery Notebook 4332 Diagram

See Removing the Battery Pack on page 60. 2. See Removing the Lower Cover on page 61. 3. See Removing the WLAN Board Modules on page 63. 4. See Removing the Keyboard on page 67. 5. Remove the two screws F from the left hinge cover and carefully pry loose and remove the left hinge cover. 6. Carefully pry loose the latch on the right hinge cover close the LCD panel and then pull up the right hinge cover to remove. 8. Remove the large adhesive tape by the battery bay area and carefully pull the...

Removing the Speaker Modules

Travelmate 7520 Speakers

See Removing the Battery Pack on page 60. 2. See Removing the SD dummy card on page 60. 3. See Removing the ExpressCard dummy card on page 61. 4. See Removing the Lower Cover on page 61. 5. See Removing the DIMM on page 62. 6. See Removing the WLAN Board Modules on page 63. 7. See Removing the Hard Disk Drive Module on page 64. 8. See Removing the Keyboard on page 67. 9. See Removing the Middle Cover on page 68. 10. See Removing the LCD Module on page 70. 11. See Separating the Upper Case...

Removing the Middle Cover

Acer 7730g Middlecover

See Removing the Battery Pack on page 60. 2. See Removing the Keyboard on page 67. 3. Disconnect the switch connector from the mainboard. 4. Remove the two screws A securing the middle cover. 4. Remove the two screws A securing the middle cover. 5. Carefully pry loose the middle cover and remove it from the system. 5. Carefully pry loose the middle cover and remove it from the system.

Acer eRecovery Management

Acer Erecovery Management Recovery Disc

Acer eRecovery Management is a versatile backup utility. It allows you to create full or incremental backups, burn the factory default image to optical disc, and restore from previously created backups or reinstall applications and drivers. By default, user-created backups are stored to the D drive. Acer eRecovery Management provides you with Password protection Empowering Technology password Full and incremental backups to hard disk or optical disc Creation of backups Factory default image...

Index of Error Messages

Equipment Configuration Error Causes 1. CPU BIOS Update Code Mismatch 2. IDE Primary Channel Master Drive Error THe causes will be shown before Equipment Configuration Error Memory Error at xxxx xxxx xxxxh R xxxxh, W xxxxh In this situation BIOS will issue 4 short beeps then shut down system, no message will show. In this situation BIOS will shut down system, not show message. Reconnect hard disk drive connector. Load Default Settings in BIOS Setup Utility. Hard disk drive System board see...

Undetermined Problems

Bios Problem Acer Ferrari 1100

The diagnostic problems does not identify which adapter or device failed, which installed devices are incorrect, whether a short circuit is suspected, or whether the system is inoperative. Follow these procedures to isolate the failing FRU do not isolate non-defective FRU . NOTE Verify that all attached devices are supported by the computer. NOTE Verify that the power supply being used at the time of the failure is operating correctly. See Power System Check on page 107. 2. Visually check them...

External Diskette Drive Check

Do the following to isolate the problem to a controller, driver, or diskette. A write-enabled, diagnostic diskette is required. NOTE Make sure that the diskette does not have more than one label attached to it. Multiple labels can cause damage to the drive or cause the drive to fail. Do the following to select the test device. 1. Boot from the diagnostics diskette and start the diagnostics program. 2. See if FDD Test is passed as the program runs to FDD Test. 3. Follow the instructions in the...

Hardware Specifications and Configurations

AMD Turion 64 X2 dual-core mobile technology TL-58 TL-60 TL-64 TL-66 512 KB x2 L2 cache, 1.90 2 2.20 2.30 GHz , supporting AMD HyperTransport technology Throttling 50 On 99 C OFF 93 C OS shut down at 105 C H W shot down at 110 .C BIOS SST AMD 1MB CMOS Boot Block Flash Memory ACPI 1.0b 2.0 3.0 compliance, PCI 2.2, System HDD Password Security Control, INT 13H Extenstions, PnP BIOS 1.0a SMBIOS 2.4, BIOS Boot Specification, Simple Boot Flag 1.0, Boot Block, PCI Bus Power Management Interface...

Removing the Main Board

Disconnect Card Reader Cable

Removing the Battery Pack on page 60. Removing the SD dummy card on page 60. Removing the ExpressCard dummy card on page 61. Removing the Lower Cover on page 61. Removing the DIMM on page 62. Removing the WLAN Board Modules on page 63. Removing the Hard Disk Drive Module on page 64. Removing the Keyboard on page 67. Removing the Middle Cover on page 68. Removing the LCD Module on page 70. Separating the Upper Case from the Lower Case on page 74 Disconnect the RTC battery cable from RTC1 on the...

Removing the Hard Disk Drive Module

Hard Disk Acer Ferrari 1100

See Removing the Battery Pack on page 60. 2. See Removing the Lower Cover on page 61. 3. Remove the one screw F securing the hard disk drive module. 4. Slide out the hard disk drive module from the bay. NOTE To prevent damage to device, avoid pressing down on it or placing heavy objects on top of it. 5. Remove the four screws C securing the hard disk to the bracket. Main Unit Disassembly Process Main Unit Disassembly Flowchart

Index of SymptomtoFRU Error Message

LCD backlight doesn't work LCD is too dark LCD brightness cannot be adjusted LCD contrast cannot be adjusted Enter BIOS Utility to execute Load Setup Default Settings, then reboot system. Reconnect the LCD connectors. Keyboard if contrast and brightness function key doesn't work . LCD inverter ID LCD cable LCD inverter LCD Unreadable LCD screen Missing pels in characters Abnormal screen Wrong color displayed LCD has extra horizontal or vertical lines displayed. LCD inverter ID LCD inverter LCD...

Removing the Keyboard

Acer Ferrari 1100 Cmos Battery

See Removing the Battery Pack on page 60. 2. Push down on the lock and release the latches securing the keyboard to the upper case. 3. Carefully pry loose the keyboard and turn it over on the touchpad area. 4. Remove the adhesive strip over the connector. 4. Remove the adhesive strip over the connector. 5. Disconnect the keyboard cable from the main board to remove the keyboard. 5. Disconnect the keyboard cable from the main board to remove the keyboard.

Acer eSettings Management J

Acer Esettings Management

Acer eSettings Management allows you to inspect hardware specifications, set BIOS passwords and modify boot options. Provides a simple graphical user interface for navigation. Prints and saves hardware specifications. Lets you set an asset tag for your system. The Windows Mobility Center collects key mobile-related system settings in one easy-to-find place, so you can quickly configure your Acer system to fit the situation as you change locations, networks or activities. Settings include...

Acer eAudio Management

Acer Eaudio

Acer eAudio Management allows you to easily control the enhanced sound effects of Dolby Home Theater on your system. Select Movie or Game mode to experience the awesome realism of 5.1-channel surround sound from just 2 speakers, via Dolby Virtual Speaker technology. Music mode lets you enjoy your favorite tunes, in vivid detail.

Removing the FPC Cable

Lcd Panel Fpc Cable

LCD module with the Brackets on page 98 9. Disconnect the inverter board cable from its connector. 10. Detach the acetic tapes holding the FPC cable from the LCD panel and detach the acetic tape securing the FPC connector. 11. Disconnect the FPC cable from the LCD panel. 11. Disconnect the FPC cable from the LCD panel.

FRU Field Replaceable Unit List

This chapter gives you the FRU Field Replaceable Unit listing in global configurations of Ferrari 1100. Refer to this chapter whenever ordering for parts to repair or for RMA Return Merchandise Authorization . Please note that WHEN ORDERING FRU PARTS, you should check the most up-to-date information available on your regional web or channel. For whatever reasons a part number change is made, it will not be noted on the printed Service Guide. For ACER AUTHORIZED SERVICE PROVIDERS, your Acer...

Clearing Password Check and BIOS Recovery

Acer Travelmate 5730 Supervisor Password

This section provide you the standard operating procedures of clearing password and BIOS recovery for Ferrari 1100. Ferrari 1100 provide one Hardware Open Gap on main board for clearing password check, and one Hotkey for enabling BIOS Recovery. Clearing Password Check Hardware Open Gap Description Steps for Clearing BIOS Password Check If users set BIOS Password Supervisor Password and or User Password for a security reason, BIOS will ask the password during systems POST or when systems enter...

Acer ePresentation Management josi

Epresentation Acer

Acer ePresentation Management lets you project your computer s display to an external display device or projector using the hotkey lt Fn gt lt F5 gt . If auto-detection hardware is implemented in the system and the external display supports it, your system display will be automatically switched out when an external display is connected to the system. For projectors and external devices that are not auto-detected, launch Acer ePresentation Management to choose an appropriate display setting....

Disassembly Process

The disassembly process is divided into the following stages External module disassembly The flowcharts provided in the succeeding disassembly sections illustrate the entire disassembly sequence. Observe the order of the sequence to avoid damage to any of the hardware components. For example, if you want to remove the main board, you must first remove the keyboard, then disassemble the inside assembly frame in that order. Main Screw List

Troubleshooting

Use the following procedure as a guide for computer problems. NOTE The diagnostic tests are intended to test only Acer products. Non-Acer products, prototype cards, or modified options can give false errors and invalid system responses. 1. Obtain the failing symptoms in as much detail as possible. 2. Verify the symptoms by attempting to re-create the failure by running the diagnostic test or by repeating the same operation. 3. Use the following table with the verified symptom to determine which...

Security

The Security screen contains parameters that help safeguard and protect your computer from unauthorized use. Phoenix TrustedCore tm Setup Utility Supervisor Password is User Password is HDD Password is Supervisor Password controls access of the whole setup utility. It can be used to boot up when Password on boot is enabled. HHelp Q Select Item MM Change Values h9 Setup Defaults Exit WM Select Menu BEflflj Select Sub-Menu KM Save and Exit NOTE Please refer to Remove HDD BIOS Password section if...

BIOS Recovery by Crisis Disk

BIOS Recovery Boot Block is a special block of BIOS. It is used to boot up the system with minimum BIOS initialization. Users can enable this feature to restore the BIOS firmware to a successful one once the previous BIOS flashing process failed. The system provides a function hotkey Fn Esc, for enable BIOS Recovery process when system is powered on during BIOS POST. To use this function, it is strongly recommended to have the AC adapter and Battery present. If this function is enabled, the...