Acer Aspire 7730g Service Guide

Chapter 4151
0x4C Shadow video BIOS ROM if specified by Setup, and 
CMOS is valid and the previous boot was OK.LBT Core
0x59 Register POST Display Services, fonts, and 
languages with the POST Dispatch Manager.LBT Core
0x57 Initialize 1394 Firewire LBT Core
0xD6 Initialize PC card LBT Core
0x58 Test for unexpected interrupts. First do an STI for hot 
interrupts. Secondly, test the NMI for an unexpected 
interrupt. Thirdly, enable the parity checkers and 
read from memory, checking for an unexpected...

152Chapter 4
0x6A Display external cache size on the screen if it is non-
zero.LBT Core
0x6C Display shadow message LBT Core
0xCA post EISA init LBT Core
0x70 Check flags in CMOS and in the TrustedCore data 
area for errors detected during POST. Display error 
messages on the screen.LBT Core
0x72 Check status bits to see if configuration problems 
were detected. If so, display error messages on the 
screen.LBT Core
0x4F Initialize MultiBoot. Allocate memory for old and new 
MultiBoot history tables.LBT...

Chapter 4153
0x8B Setup interrupt vector and present bit in Equipment 
byte.LBT Core
0x95 1. Check CMOS for CD-ROM drive present 2. 
Activate the drive by checking for media present 3. 
Check sector 11h (17) for Boot Record Volume 
Descriptor 4. Check the boot catalog for validity 5. 
Pick a boot entry 6. Create a Specification PacketLBT Core
0x92 Jump to UserPatch2. LBT Core
0xB6 If password on boot is enabled, a call is made to 
Setup to check password. If the user does not enter 
a valid password,...

154Chapter 4
0xB5 Fade out OEM Logo or post string LBT Core
0xC5 End hotkey detection (Server BIOS) LBT Core
0xBE If BCP option is enabled, clear the screen before 
booting.LBT Core
0xB6 If password on boot is enabled, a call is made to 
Setup to check password. If the user does not enter 
a valid password, Setup does not return.LBT Core
0xBC Clear parity-error latch LBT Core
0xB7 Initialize ACPI BIOS. LBT Core
0x9B Enable CPU management (Geyserville I) LBT Core
0xBD Display Boot First menu if MultiBoot...

Chapter 5155
Jumper and Connector Locations
Top View
No.DescriptionNo.Description
1 LCD Connector 5 MDC Connector
2 Powerboard Connector 6 ExpressCard Board Connector
3 Keyboard Connector 7 BLuetooth Connector
4 DDR3 Connector 8 PCMCIA Connector
13
5 4
6 2
7 8
Chapter 5 

156Chapter 5
Bottom View
No.DescriptionNo.Description
1 CPU Socket 10 Audio Connector
2 DDR2 Connector 11 SPDIF Connector
3 Battery Connector 12 USB Connector
4 ODD Connector 13 HDMI Connector
5 HDD Connector 14 CRT Connector
6 Card Reader Connector 15 Docking Connector
7 HDD Connector 16 RJ 45
8 MXM Connector 17 DC Jack
9 Audio Connector
1
3 2
4
5
6 8 9 1213 14
7
10
11
15
16
17 

Chapter 5157
Clearing Password Check and BIOS Recovery
This section provide you the standard operating procedures of clearing password and BIOS recovery for 
Aspire 7730/7730G . Aspire 7730/7730G provide o ne 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...

158Chapter 5
BIOS Recovery by Crisis Disk
BIOS Recovery Boot Block:
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.
BIOS Recovery Hotkey:
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...

Chapter 6159
FRU (Field Replaceable Unit) List
This chapter gives you the FRU (Field Replaceable Unit) listing in global configurations of Aspire 7730/7730G. 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...

160Chapter 6
Aspire 7730/7730G Exploded Diagrams
Upper Cover
NumberDescriptionPart Number
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