Acer Travelmate 4730 Service Guide

Chapter 4141
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...

142Chapter 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 4143
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...

144Chapter 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...

Chapter 5145
Jumper and Connector Locations
Top View
LocationDescriptionLocationDescription
JP1 Internal Speaker Conn. (Left) JLVDS1 LVDS Conn.
JP2 Internal Speaker Conn. (Right) JMDC1 MDC Conn.
JP3 Internal K/B Conn. JPCM1 PCMCIA Conn.
JP4 Internal Mic. Conn. (analog) SW1 Touch Pad button (Left)
JP5 Function Board Conn. SW2 Touch Pad button (Right)
JP6 Button Board Conn. U10 South Bridge ICH9M
JP7 Touch Pad Board Conn. U18 Clock Generator ICS
JP8 Finger Printer Board Conn. U16 EC/ KBC ENE KB926
JP10...

146Chapter 5
Bottom View
LocationDescriptionLocationDescription
JP11 USB Board Conn. JSATA2 SATA HDD Conn.
JP12 FAN Conn. JMINI1 Mini Card Slot 
PJP1 DC-in Cable Conn. JMINI2 Mini Card Slot (WLAN)
PJP2 Battery Pin Header (connection 
with Battery Board)JDIMM1 SO-DIMM Slot
JDOCK1 Cable Dock Conn. JDIMM2 SO-DIMM Slot
JRJ45 RJ45 Conn. JCPU1 CPU Socket
JCRT1 CRT Conn. SW3 WLAN Switch
JHDMI1 HDMI Conn. SW4 Bluetooth Switch
JUSB1 USB Conn. U30 North Bridge
JUSB2 USB Conn. U23 Giga LAN Controller (BCM5764M)...

Chapter 2147
Clearing Password Check and BIOS Recovery
This section provide you the standard operating procedures of clearing password and BIOS recovery for 
TravelMate 4730/4730G. TravelMate 4730/4730G provide one 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,...

148Chapter 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 6149
FRU (Field Replaceable Unit) List
This chapter gives you the FRU (Field Replaceable Unit) listing in global configurations of TravelMate 4730/4730G. 
Refer to this chapter whenever orderi ng for parts to repair or for RMA (Return Merchandise Authorization).
Please note that WHEN ORDE RING 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...

150Chapter 6
TravelMate 4730/4730G Exploded Diagrams
Main Module
ItemDescriptionPart No.ItemDescriptionPart No.
1 Keyboard KB.INT00.002 6 DC in cable 50.TQ602.004
2 Upper Case 60.TQ602.001 7 Lower Case 60.TQ602.002
3 Mainboard TBD 8 Middle Cover 42.TQ602.001
4 CPU TBD 9 Modem FX.22500.021
5 Thermal Module 60.TQ602.006 10 Battery Board N/A
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