Acer Aspire 8930q Service Guide

Chapter 475
System CMOS checksum bad - Default 
configuration usedRTC battery
Run BIOS Setup Utility to reconfigure system 
time, then reboot system.
System timer error RTC battery
Run BIOS Setup Utility to reconfigure system 
time, then reboot system.
System board
Real time clock error RTC battery
Run BIOS Setup Utility to reconfigure system 
time, then reboot system.
System board
Previous boot incomplete - Default 
configuration usedRun “Load Default Settings” in BIOS Setup 
Utility.
RTC battery
System...

76Chapter 4
Error Message List
I/O device IRQ conflict Run “Load Default Settings” in BIOS Setup 
Utility.
RTC battery
System board
Operating system not found Enter Setup and see if fixed disk and drive A: 
are properly identified.
Diskette drive
Hard disk drive
System board
No beep Error MessagesFRU/Action in Sequence
No beep, power-on indicator turns off and LCD 
is blank.Power source (battery pack and power 
adapter). See “Power System Check” on page 
71. 
Ensure every connector is connected tightly...

Chapter 477
InsydeH2O Post Codes
Sec:
NO_EVICTION_MODE_DEBUG EQU 1 (CommonPlatform\sec\Ia32\SecCore.inc)
Memory:
DEBUG_BIOS EQU 1 (Chipset\Alviso\MemoryInitAsm\IA32\IMEMORY.INC)
CodePOST Routine Description
0xC2 MTRR setup
0xC3 Enable cache
0xC4 Establish cache tags
0xC5 Enter NEM, Place the BSP in No Fill mode, set CR0.CD = 1, CR0.NW = 0
0xCF Cache Init Finished
CodePOST Routine Description
0xA0 First memory check point
0x01 Enable MCHBAR
0x02 Check for DRAM initialization interrupt and reset fail
0x03...

78Chapter 4
BDS & Specific action:
0x28 Enable all clocks on populated rows
0x29 Perform JEDEC memory initialization for all memory rows
0x30
0x31Perform steps required after memory init
Program DRAM throttling and throttling event registers
0x32 Setup DRAM control register for normal operation and enable
0x33 Enable RCOMP
0x34 Clear DRAM initialization bit in the SB
0x35 Initialization Sequence Completed, program graphic clocks
0xAF Disable access to the XMM registers
CodePOST Routine Description
0x00...

Chapter 479
Each PEIM entry point used in 80_PORT:
Each Driver entry point used in 80_PORT:
0xF9 Runtime driver set virtual address map
CodePOST Routine Description
0x00
0x01 PEI_EVENT_LOG
0x02 PEI_OEM_SERVICE
0x03 PEI_SIO_INIT
0x04 PEI_MONO_STATUS_CODE
0x05 PEI_CPU_IO_PCI_CFG
0x06 PEI_CPU_IO
0x07 PEI_PCI_CFG
0x08 PEI_CPU_PEIM
0x09 PEI_PLATFORM_STAGE1
0x0A PEI_VARIABLE
0x0B
0x0CPEI_SB_INIT
PEI_CAPSULE
0x0D PEI_PLATFORM_STAGE2
0x0E PEI_SB_SMBUS_ARP_DISABLED
0x0F PEI_HOST_TO_SYSTEM
0x10 PEI_MEMORY_INIT...

80Chapter 4
0x38 LEGACY_METRONOME
0x39 FTWLITE
0x3A RUN_RIME
0x3B MONOTONIC_COUNTER
0x3C WATCH_DOG_TIMER
0x3D SECURITY_STUB
0x3E DXE_CPU_IO
0x3F CF9_RESET
0x40 PC_RTC
0x41 STATUS_CODE
0x42 VARIABLE
0x43 EMU_VARIABLE
0x44 DXE_CHIPSET_INIT
0x45 DXE_ALERT_FORMAT
0x46 PCI_HOST_BRIDGE
0x47 PCI_EXPRESS
0x48 DXE_SB_INIT
0x49 IDE_CONTROLLER
0x4A
0x4BSATA_CONTROLLER
SB_SM_BUS
0x4C ISA_ACPI_DRIVER
0x4D ISA_BUS
0x4E ISA_SERIAL
0x4F IDE_BUS
0x50 PCI_BUS
0x51 BOOT_PRIORITY
0x52 FVB_SERVICE
0x53 ACPI_PLATFORM
0x54...

Chapter 481
0x63 LEGACY_8259
0x64 LEGACY_REGION
0x65 LEGACY_INTERRUPT
0x66 BIOS_KEYBOARD
0x67 BIOS_VEDIO
0x68 MONITER_KEY
0x69 LEGACY_BIOS
0x6A LEGACY_BIOS_PLATFORM
0x6B PCI_PLATFORM
0x6C ISA_FLOOPY
0x6D PS2_MOUSE
0x6E USB_BOT
0x6F USB_CBI0
0x70 USB_CBI1
0x71 USB_KB
0x72 USB_MASS_STORAGE
0x73 BUS_PCI_UHCI
0x74 USB_MOUSE
0x75 USB_BUS
0x76 SETUP_UTILITY
0x77 FW_BLOCK_SERVICE
0x78
0x79USB_LEGACY_PLATFORM
GRAPHICS_CONSOLE
0x7A TERMINAL
0x7B DATA_HUB_STD_ERR
0x7C FAT
0x7D PARTITION
0x7E ENGLISH
0x7F FRENCH...

82Chapter 4
Each SmmDriver entry point used in 80_PORT:
0x8E TPM_S3_Resume
0x8F
0x90USB_EHCI
SNP_32_64
0x91 PXE_BC
0x92 PXE_DHCP4
0x93 EBC
0x94~0x9F RESERVED
0xA0 DXE_H2O_DEBUG_IO
0xA1 DXE_H2O_DEBUG_IO
0xA2 DXE_TPM_TCG
0xA3 DXE_TPM_PHYSICAL_PRESENCE
0xA4 DXE_OEM_SERVICE
0xA5 DXE_EVENT_LOG
0xA6
0xA7DXE_ SECURITY_HDD_PASSWORD_SERVICE
DXE_LAN_ASF_INIT
0xA8 DXE_BUS_PCI_SERIAL
0xA9 DXE_LAN_IDER_CONTROLLER
0xAA DXE_LAN_AMT
0xAB DXE_ SECURITY_SYSTEM_PASSWORD_SERVICE
0xAC DXE_ SECURITY_ PASSWORD_CONSOLE
0xAD...

Chapter 483
0xCF SMM_VARIABLE
0xD0 SMM_IHISI
0xD1 SMM_INT15_MICROCODE
0xD2 SMM_PNP
0xD3 SMM_USB_LEGACY
0xD4 SMM_INT13_HDD
0xD5 SMM_INIT_PPM
0xD6 SMM_OHCI1394
0xD7 SMM_ SECURITY_HDD_PASSWORD_SERVICE
0xD8 SMM_OEM_SERVICE
0xD9 SMM_PPM
0xDA SMM_DIGITAL_THERMAL_SENSOR
CodePOST Routine Description 

84Chapter 4
Index of Symptom-to-FRU Error Message
LCD-Related Symptoms
Indicator-Related Symptoms
Power-Related Symptoms
Symptom / ErrorAction in Sequence
LCD backlight doesnt work
LCD is too dark
LCD brightness cannot be adjusted
LCD contrast cannot be adjustedEnter BIOS Utility to execute “Load Setup 
Default Settings”, then reboot system.
Reconnect the LCD connectors.
Keyboard (if contrast and brightness function 
key doesnt work).
LCD inverter ID
LCD cable
LCD inverter
LCD
System board
Unreadable LCD...