Acer Travelmate 660 Service Guide

Chapter 473
NOTE: If you cannot find a symptom or an error in this list and the problem remains, see “Undetermined 
Problems” on page 75. Modem/LAN-Related Symptoms
Symptom / ErrorAction in Sequence
Internal modem does not work correctly. Phone cable
Driver
Reconnect the Internal modem cable to the main board tightly.
Main board
Internal LAN does not work correctly Lan cable
Driver
Main board 

74Chapter 4
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 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 error is...

Chapter 475
Undetermined Problems
The diagnostic problems does not identify which adapter or device failed, which installed devices are incorrect, 
whether a short circuit is suspected, or whether the system is inoperative.  
Follow these procedures to isolate the failing FRU (do not isolate non-defective FRU).
NOTE: Verify that all attached devices are supported by the computer.
NOTE: Verify that the power supply being used at the time of the failure is operating correctly. (See “Power 
System Check” on...

76Chapter 4 

Chapter 577
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CN13 CRT CN14 Touchpad board connector
CN20 LPT CN18 Second battery connector
CN22 Docking U27 IR
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78Chapter 5
CN23 RJ45 CN11 Keyboard connector
CN23 RJ11 CN19 Swap bay connector
CN25 Power jack CON1 PCMCIA
CN24 Internal microphone connector CN5 IEEE 1394 connector
CN21 LED board connector CN1~4 USB connector
CN15 LCD cable connector CN7 FAN connector
CN19 Swap bay connector U21 CPU socket
CN17 Main battery connector 

Chapter 579
Bottom View
CN35 LAN cable connector BT1 RTC battery connector
CN33 MDC connector CN27 Line-in connector
CN31 DDR Dimm 1 CN26 Microphone-in connector
CN30 Smart card connector CN28 Headphone out connector
CN32 Mini PCI connector CN37 LAN cable connector
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80Chapter 5 

Chapter 681
This chapter gives you the FRU (Field Replaceable Unit) listing in global configurations of TravelMate 660 
series products. 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 ACER AUTHORIZED...

82Chapter 6
Exploded Diagram
The System