Acer TravelMate 7730 7730g User Manual

Chapter 4: Troubleshooting141
Index of error messages
Error codes
Error messages
Error CodesError Messages
006 Equipment Configuration Error
Causes:
1. CPU BIOS Update Code Mismatch
2. IDE Primary Channel Master Drive Error
(The causes are shown before “Equipment Configuration Error”)
010 Memory Error at xxxx:xxxx:xxxxh (R:xxxxh, W:xxxxh) 
070 Real Time Clock Error
071 CMOS Battery Bad
072 CMOS Checksum Error
110 System is disabled. An incorrect password was entered.
 Battery is critically low. In this...

142Chapter 4: Troubleshooting
Previous boot incomplete - Default 
configuration used• Run “Load Setup Defaults” using the BIOS Setup 
Utility, then reboot the notebook.
• Replace the CMOS battery, run the BIOS Setup Utility 
to reconfigure system time, then reboot the system.
• Test or replace the system board.
Memory size found by POST differed 
from CMOS• Run “Load Setup Defaults” using the BIOS Setup 
Utility, then reboot the notebook.
• Test or replace the SO-DIMM.
• Test or replace the system...

Chapter 4: Troubleshooting143
No-beep error messages
No-beep Error MessagesFRU/Action in Sequence
No beep, power-on indicator turns off 
and LCD is blank.• Test the power source (battery pack and power 
adapter). See “Testing the power system” on page 138.
• Make sure that every connector is connected tightly 
and correctly. 
• Reconnect the SO-DIMM.
• Test or replace the LED board.
• Test or replace the system board.
No beep, power-on indicator turns on 
and LCD is blank.• Test the power source (battery...

144Chapter 4: Troubleshooting
Phoenix BIOS beep codes
CodeBeepsPOST Routine Description
02h Verify Real Mode
03h Disable Non-Maskable Interrupt (NMI)
04h Get CPU type
06h Initialize system hardware
08h Initialize chipset with initial POST values
09h Set IN POST flag
0Ah Initialize CPU registers
0Bh Enable CPU cache
0Ch Initialize caches to initial POST values
0Eh Initialize I/O component
0Fh Initialize the local bus IDE
10h Initialize Power Management
11h Load alternate registers with initial POST...

Chapter 4: Troubleshooting145
46h 2-1-2-3 Check ROM copyright notice
48h Check video configuration against CMOS
49h Initialize PCI bus and devices
4Ah Initialize all video adapters in system
4Bh QuietBoot start (optional)
4Ch Shadow video BIOS ROM
4Eh Display BIOS copyright notice
50h Display CPU type and speed
51h Initialize EISA board
52h Test keyboard
54h Set key click if enabled
58h 2-2-3-1 Test for unexpected interrupts
59h Initialize POST display service
5Ah Display prompt “Press F2 to enter...

146Chapter 4: Troubleshooting
8Bh Test and initialize PS/2 mouse
8Ch Initialize floppy controller
8Fh Determine number of ATA drives (optional)
90h Initialize hard-disk controllers
91h Initialize local-bus hard-disk controllers
92h Jump to UserPatch2
93h Build MPTABLE for multi-processor boards
95h Install CD ROM for boot
96h Clear huge ES segment register
97h Fixup Multi Processor table
98h 1-2 Search for option ROMs. One long, two short beeps on checksum failure.
99h Check for SMART drive (optional)...

Chapter 4: Troubleshooting147
C7h Initialize notebook docking late
C8h Force check (optional)
C9h Extended checksum (optional)
D2h Unknown interrupt
CodeBeeps
E0h Initialize the chipset
E1h Initialize the bridge
E2h Initialize the CPU
E3h Initialize the system timer
E4h Initialize system I/O
E5h Check force recovery boot
E6h Checksum BIOS ROM
E7h Go to BIOS
E8h Set Huge Segment
E9h Initialize Multi Processor
EAh Initialize OEM special code
EBh Initialize PIC and DMA
ECh Initialize Memory type
EDh...

148Chapter 4: Troubleshooting
Symptom-to-FRU error messages
LCD
Indicator
Power
Symptom / ErrorAction in Sequence
• The LCD backlight doesnt work.
• The LCD is too dark.
• The LCD brightness cannot be 
adjusted.
• The LCD contrast cannot be adjusted.• Run “Load Setup Defaults” using the BIOS Setup 
Utility, then reboot the notebook.
• Reconnect the LCD connectors.
• Test or replace the keyboard (if contrast and brightness 
function key doesnt work).
• Check the LCD inverter ID.
• Test or replace the LCD...

Chapter 4: Troubleshooting149
ExpressCard (NewCard)
Memory
Sound
Power management
The notebook doesn’t turn off. • Test the power source (battery pack and power 
adapter). See “Testing the power system” on page 138. 
• Press and hold the power button for more than four 
seconds.
• Test or replace the system board.
The battery can’t be charged. • Test the battery pack. See “Check the battery pack” on 
page 139. 
• Replace the battery pack.
• Test or replace the system board.
Symptom / ErrorAction in...

150Chapter 4: Troubleshooting
Devices
The system doesnt hibernate and emits 
four short beeps every minute.• Press Fn+o and see if the notebook enters hibernation 
mode.
• Test or replace the touchpad.
• Test or replace the keyboard.
• Check the hard disk connection to the system board.
• Test or replace the hard disk drive.
• Test or replace the system board.
The notebook doesn’t enter standby 
mode after closing the LCD.•<
Athena: Why are they looking at a spec?> See “Save 
to Disk (S4)” on page 33.
•...