Acer Extensa 610 Service Guide
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2-104Service Guide2.11.3Top OverlayFigure 2-20T62.064.C DC-AC Inverter Top Overlay diagram 2.11.4Bottom OverlayFigure 2-21T62.064.C DC-AC Inverter Bottom Overlay diagram
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Major Chips Description2-1052.12T62.066.C DC-AC Inverter (12.1) This is a DC-AC inverter unit to drive Backlight CCFT for notebook computers Table 2-23MAXIMUM RATINGSITEMSYMBOLMINMAXUNITREMARKINPUT VOLTAGEVin721VINPUT CURRENTIin--0.65A2.12.1Electrical Specifications Electrical Characteristics Table 2-24Electrical CharacteristicsITEMSYMBOLMINTYPMAXUNITREMARKINPUT VOLTAGEVin7.0--21.0VINPUT CURRENTIin----650mANO LOAD VOLATAGEVs----1400VrmsWORKING FREQUENCYf45--60KHzTUBE CURRENT (OUTPUT...
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2-106Service Guide2.12.2Pin & Connector Assignment J1: 52103-1217 (MOLEX) Table 2-25J1: 52103-1217 (MOLEX) Pin DescriptionPIN NO.SYMBOLDESCRIPRION1DCBATTINDC (7.0V ~ 21.0V)2GNDPOWER GND3CCFTONPWM SIGNAL FOR ON/OFF AND BRIGHTNESS CONTROL 4DATAID X24C02 DATA5+5.0V+5.0V ± 10%6SGNDLOGIC GND FOR X24C027N.C.8CKCLOCK FOR X24C029N.C.10VEEVEE OUTPUT11CTENCONTRAST ON/OFF TTL LEVEL ²H² ON12CTVRENPWM SIGNAL FOR CONTRAST VOLTAGEJ2:SM02(8.0)B-BHS-1-TB2P (JST) Table 2-26J2:SM02(8.0)B-BHS-1-TB2P (JST) Pin DescriptionPIN...
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Major Chips Description2-1072.12.3Top OverlayFigure 2-22T62.066.C DC-AC Inverter Top Overlay diagram 2.12.4Bottom OverlayFigure 2-23T62.066.C DC-AC Inverter Bottom Overlay diagram
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C h a p t e r 3 C h a p t e r 3 BIOS Setup InformationBIOS Setup Information3-1The notebook has a BIOS setup utility that allows you to configure the notebook and its hardware settings. This chapter tells how to use the Setup utility and describes each parameter item in the setup screens.The notebook is also bundled with Windows 95-based notebook management utility similar in function with the BIOS Setup utility called the Notebook manager. See section 5.3 for details. 3.1When...
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3-2Service Guide3.2Entering Setup Press F2 during POST to enter Setup. The BIOS Utility main screen displays. Setup UtilityBasic System Settings System Security Power Management Settings Load Setup Default Settings¯=Move Highlight Bar, ¿=Select, Esc=ExitThere are four main menu items: · Basic System Settings · System Security · Power Management Settings · Load Setup Default Settings Read through the Setup Screen Notes before navigating the Setup screens. SETUP SCREEN NOTES· From the main menu, press ...
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BIOS Setup Information3-3· When you press Esc to exit the Setup utility, the following prompt appears:
Do you want to save CMOS data?[Yes] [No]· Select [Yes] to save the changes you made to the configuration values or [No] to
abandon the changes and retain the current values.](http://img.usermanuals.tech/thumb/5/59726/w300_acer-extensa-610-service-guide-166.png "Page 167
BIOS Setup Information3-3· When you press Esc to exit the Setup utility, the following prompt appears:
Do you want to save CMOS data?[Yes] [No]· Select [Yes] to save the changes you made to the configuration values or [No] to
abandon the changes and retain the current values.")
BIOS Setup Information3-3· When you press Esc to exit the Setup utility, the following prompt appears: Do you want to save CMOS data?[Yes] [No]· Select [Yes] to save the changes you made to the configuration values or [No] to abandon the changes and retain the current values.
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3-4Service Guide3.3Basic System Configuration
Basic System Configuration has a one-page screen display illustrated below.
Basic System SettingsDate ----------------------- [Dec 06,1996]
Time ----------------------- [10:00:00]
Floppy Disk A -------------- [1.44 MB 3.5-inch]
Floppy Disk B -------------- [ None ]
Cylinder Head Sector
Hard Disk (1160 MB) -------- [Auto] 787 32 63
Large Hard Disk Capacity --- [Enabled]
Memory Test...](http://img.usermanuals.tech/thumb/5/59726/w300_acer-extensa-610-service-guide-167.png "Page 168
3-4Service Guide3.3Basic System Configuration
Basic System Configuration has a one-page screen display illustrated below.
Basic System SettingsDate ----------------------- [Dec 06,1996]
Time ----------------------- [10:00:00]
Floppy Disk A -------------- [1.44 MB 3.5-inch]
Floppy Disk B -------------- [ None ]
Cylinder Head Sector
Hard Disk (1160 MB) -------- [Auto] 787 32 63
Large Hard Disk Capacity --- [Enabled]
Memory Test...")
3-4Service Guide3.3Basic System Configuration
Basic System Configuration has a one-page screen display illustrated below.
Basic System SettingsDate ----------------------- [Dec 06,1996]
Time ----------------------- [10:00:00]
Floppy Disk A -------------- [1.44 MB 3.5-inch]
Floppy Disk B -------------- [ None ]
Cylinder Head Sector
Hard Disk (1160 MB) -------- [Auto] 787 32 63
Large Hard Disk Capacity --- [Enabled]
Memory Test...
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BIOS Setup Information3-53.3.5Memory Test
The notebook can test main memory for errors when you turn it on. The default setting,
[Disabled], allows the notebook to bypass the memory test and speed up the self-test
procedure.
3.3.6Boot Display
If you connect an external monitor, you can switch display between the LCD and the external
display. This parameter determines which display device the notebook uses on boot-up. Table 3-
1 describes the different settings.If notebook resolution is set at 640x480,...](http://img.usermanuals.tech/thumb/5/59726/w300_acer-extensa-610-service-guide-168.png "Page 169
BIOS Setup Information3-53.3.5Memory Test
The notebook can test main memory for errors when you turn it on. The default setting,
[Disabled], allows the notebook to bypass the memory test and speed up the self-test
procedure.
3.3.6Boot Display
If you connect an external monitor, you can switch display between the LCD and the external
display. This parameter determines which display device the notebook uses on boot-up. Table 3-
1 describes the different settings.If notebook resolution is set at 640x480,...")
BIOS Setup Information3-53.3.5Memory Test The notebook can test main memory for errors when you turn it on. The default setting, [Disabled], allows the notebook to bypass the memory test and speed up the self-test procedure. 3.3.6Boot Display If you connect an external monitor, you can switch display between the LCD and the external display. This parameter determines which display device the notebook uses on boot-up. Table 3- 1 describes the different settings.If notebook resolution is set at 640x480,...
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3-6Service Guide3.4System Security
System SecurityDisk Drive Control
Floppy Disk Drive ------------- [Normal]
Hard Disk Drive --------------- [Normal]
System Boot Drive ------------- [Drive A Then C]
CD-ROM Bootable --------------- [Disabled]
On Board Communication Ports
Serial Port 1 Base Address ---- [3F8h(IRQ 4)]
Parallel Port Base Address ---- [378h(IRQ 7)]
Parallel Port Operation Mode -- [Standard and Bidirectional]
ECP DMA Channel -------------- [0]
Setup Password...](http://img.usermanuals.tech/thumb/5/59726/w300_acer-extensa-610-service-guide-169.png "Page 170
3-6Service Guide3.4System Security
System SecurityDisk Drive Control
Floppy Disk Drive ------------- [Normal]
Hard Disk Drive --------------- [Normal]
System Boot Drive ------------- [Drive A Then C]
CD-ROM Bootable --------------- [Disabled]
On Board Communication Ports
Serial Port 1 Base Address ---- [3F8h(IRQ 4)]
Parallel Port Base Address ---- [378h(IRQ 7)]
Parallel Port Operation Mode -- [Standard and Bidirectional]
ECP DMA Channel -------------- [0]
Setup Password...")
3-6Service Guide3.4System Security
System SecurityDisk Drive Control
Floppy Disk Drive ------------- [Normal]
Hard Disk Drive --------------- [Normal]
System Boot Drive ------------- [Drive A Then C]
CD-ROM Bootable --------------- [Disabled]
On Board Communication Ports
Serial Port 1 Base Address ---- [3F8h(IRQ 4)]
Parallel Port Base Address ---- [378h(IRQ 7)]
Parallel Port Operation Mode -- [Standard and Bidirectional]
ECP DMA Channel -------------- [0]
Setup Password...