Acer Travelmate 4330 Service Guide

Chapter 4141
USB Failure (Rightside)
If the rightside USB port fails, perform the following actions one at a time to correct the problem. Do not 
replace a non-defective FRUs:
Modem Function Failure
If the internal Modem fails, perform the following actions one at a time to correct the problem. Do not replace a 
non-defective FRUs: 

142Chapter 4
Wireless/WiMAX Function Failure
If the WLAN/WiMAX fails, perform the following actions one at a time to correct the problem. Do not replace a 
non-defective FRUs:
Bluetooth Function Failure
If the Bluetooth function fails, perform the following actions one at a time to correct the problem. Do not 
replace a non-defective FRUs: 

Chapter 4143
Robson Module Failure
If the Robson Module fails, perform the following actions one at a time to correct the problem. Do not replace 
a non-defective FRUs:
EasyTouch Button Failure
If the Acer EasyTouch buttons fail, perform the following actions one at a time to correct the problem. Do not 
replace a non-defective FRUs: 

144Chapter 4
Fingerprint Reader Failure
If the Fingerprint Reader fails, perform the following actions one at a time to correct the problem. Do not 
replace a non-defective FRUs:
Thermal Unit Failure
If the Thermal Unit fails, perform the following actions one at a time to correct the problem. Do not replace a 
non-defective FRUs: 

Chapter 4145
HDMI Switch Failure
If the HDMI Switch fails, perform the following actions one at a time to correct the problem. Do not replace a 
non-defective FRUs: 

146Chapter 4
External Mouse Failure
If an external Mouse fails, perform the following actions one at a time to correct the problem. 
1.Try an alternative mouse.
2.If the mouse uses a wireless connection, insert new batteries and confirm there is a good connection. See 
the mouse user manual.
3.If the mouse uses a USB connection, try an alternate USB port.
4.Try an alternative program to verify mouse operation. Reinstall the program experiencing mouse failure.
5.Restart the computer.
6.Remove any recently...

Chapter 4147
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...

148Chapter 4
POST Codes Tables
These tables describe the POST codes, drivers, and keys for the POST. 
Port 80 POST Codes
The following table details the Port 80 POST codes and drivers used in the POST.
Driver NamePort 80
CodeDriver NamePort 80
Code
PeiEventLog 01 CpuIo 3E
OemServices 02 Cf9Reset 3F
SioInit 03 PcRtc 40
MonoStatusCode 04 StatusCode 41
PentiumMCpuPeim 08 Variable 42
PlatformStage1 09 SmmVariable CF
Variable 0A EmuVariable 43
IchInit 0B TcgDxe A2
PlatformStage2 0D PhysicalPresence A3...

Chapter 4149
Driver NamePort80
CodeDriver NamePort80
Code
SmmDisp C5 HiiDatabase 80
SmmReloc C4 OemSetupBrowser 82
SmmRuntime C7 Font(English) 7E
SmmThunk C9 Font(French) 7F
OemServices D8 Font(Chinese) 8D
ChipsetInit 44 UnicodeCollation B1
SmmAccess C0 ConPlatform 5A
PciHostBridge 46 ConSplitter 5D
PciExpress 47 GraphicsConsole 79
GmchMbi CD Terminal 7A
IchInit 48 VgaClass 5E
IdeController 49 SaveMemoryConfig 5B
SataController 4A AcpiSupport 5C
IchSmbusLight 4B AcpiPlatform 53
SmmControl C1 DataHub 5F...

150Chapter 4
POST Keys and Messages
The following keys are available during POST.
The following messages display during POST:
KeyFunction
F2 Enter into Setup Menu
F12 Enter into Boot Manager
Before press function key
CPUID: XXXXXX
Press F2 go to Setup Utility
Press F12 go to Boot Manager
Press [PXE HOT KEY] go to PXE Setup Menu
After press function key
If user pressed F2
CPUID: XXXXXX
F2 is pressed. Go to Setup Utility.
If user pressed F12
CPUID: XXXXXX
F12 is pressed. Go to Boot Manager.
If user didn’t...