Acer Aspire 5942g Service Guide

Chapter 5159
LS-5515P Touch Pad Button Board
ItemDescriptionItemDescription
1 JP3 Finger Print Conn 3 JP2 TP Module Conn.
2 JP1 To M/B Connector 4 SW1/2 Left & Right Buttons
Bottom View
Top View
12 3
4 

160Chapter 5
LS-5516P Power Saving Board
                 
ItemDescriptionItemDescription
1 SW1 Power Saving Button 2 JP1 To Media Board Conn.
        Top View               Bottom View
12 

Chapter 5161
LS-5517P Volume Board
ItemDescriptionItemDescription
1 SW1 Volume Button 2 JP1 To Media Board Conn.
Top View                             Bottom View
1
2 

162Chapter 5
LS-5518P Color Engine Board
   
ItemDescriptionItemDescription
1 SENSE1 Acer Logo Backlight 3 JP1 To TV-Tuner Board Conn.
2 SENSE2 Color Engine
12 3 

Chapter 5163
Clearing Password Check and BIOS Recovery
This section provides you with the standard operating procedures for clearing passwords and BIOS recovery 
for the Aspire 5942 Series. The Aspire 5942 Series provides one Hardware Open Gap on the main board for 
clearing password check, and one Hotkey for enabling BIOS Recovery.
Clearing Password Check
Hardware Open Gap Description
The J4 and J5 Clear CMOS Jumpers are located inside the DIMM Module
Steps for Clearing BIOS Password Check
If users set...

164Chapter 5
system till BIOS POST finish. Then remove the tool from the HW Gap.
• Restart system. Press F2 key to enter BIOS Setup menu.
• If there is no Password request, BIOS Password is cleared. Otherwise, please follow the steps and 
try again.
NOTE: The steps are only for clearing BIOS Password (Supervisor Password and User Password). 

Chapter 5165
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...

166Chapter 5 

Chapter 6167
FRU (Field Replaceable Unit) List
This chapter gives you the FRU (Field Replaceable Unit) listing in global configurations of Aspire 5942 Series. 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...

168Chapter 6
Aspire 5942 Series Exploded Diagrams
Main Assembly
No.DescriptionAcer P/N
1 Keyboard KB.I140A.001
2 Upper Cover TBD
3 Mainboard MB.PH802.001
4 Thermal Module 60.PH702.008
5 Subwoofer 23.PH702.003
6 Lower Cover TBD
7 Hinge Saddle-L 33.PH702.002
1
2
43
5
6 7