Acer Aspire S3 Ms2346 Service Guide

Machine Maintenance3-67
Replacing the DC-In Module (WLAN Board)0
1. Place the DC-In socket in it s slot in the upper case.
Figure 3-110. DC-In
2. Connect the DC-In cable to the WLAN board ( 1) then secure the DC-In cable to the upper 
case using self adhesive tape ( 2).
Figure 3-111. DC-In Cable 

3-68Machine Maintenance
Replacing the DC-In Module (M-SATA Board)0
1. Place the DC-In socket in its slot in the upper case.
Figure 3-112. DC-In
2. Connect the DC-In cable to the M-SATA board and the mainboard ( 1) then secure the 
DC-In cable to the upper case using self adhesive tape ( 2).
Figure 3-113. DC-In Cable 

Machine Maintenance3-69
Replacing the WLAN Module0
1. Insert the WLAN module in its slot in the WLAN board.
Figure 3-114. WLAN Module
2. Secure the WLAN module to the upper case using one screw. 
Figure 3-115. WLAN Module Screw
Table 3-115. Screw
StepScrewQuantityScrew Type
WLAN Module Reassembly M2 × L3 1 

3-70Machine Maintenance
3. Secure the antenna cables to the upper case using adhesive tapes.
Figure 3-116. Antenna Cables Adhesive Tapes
4. Connect the two antenna cables to the WLAN module.
Figure 3-117. WLAN Module Antennas
IMPORTANT :+
Connect the black cable to the main connector and the white cable to the 
auxiliary connector.  

Machine Maintenance3-71
Replacing the Right Speakers0
1. Connect the speaker’s cable to the mainboard.
Figure 3-118. Speaker Cable
2. Place the right speaker in its slot in the upper case.
Figure 3-119. Speakers 

3-72Machine Maintenance
3. Secure the speaker cable to the upper case using adhesive tapes (1), then secure the 
right speaker to the upper case using two screws ( 2).
Figure 3-120. Right Speaker Screws and Adhesive Tape
Table 3-120. Screws
StepScrewQuantityScrew Type
Right Speaker Module Reassembly M1.4 x L3 2 

Machine Maintenance3-73
Replacing the Battery Pack0
1. Slide the battery pack underneath the mini 1 and WLAN/M-SATA cables as shown.
Figure 3-121. Battery Pack
2. Connect the battery cable to the WLAN board ( 1), then push the battery pack forward until 
its four socket holes fits into th e screw posts in the upper case ( 2).
Figure 3-122. Battery Cable 

3-74Machine Maintenance
3. Secure the battery pack to the upper case using two screws.
Figure 3-123. Battery Pack Screws
4. Secure the DC-In &  Power cable to the battery pack surface using self adhesive tapes.
Figure 3-124. DC-In & Power Cable Self Adhesive Tapes
Table 3-123. Screws
StepScrewQuantityScrew Type
Battery Pack Reassembly
M2 x L4.52 

Machine Maintenance3-75
5. Place the left speaker in its slot in the upper case.
Figure 3-125. Left Speaker
6. Secure the left sp eaker to the upper case using two screws.
Figure 3-126. Left Speaker Screws
Table 3-126. Screws
StepScrewQuantityScrew Type
Left Speaker Module Reassembly M1.4 x L3 2 

3-76Machine Maintenance
Replacing the Lower Case0
1. Place the lower case into the upper case, making sure the I/O ports of the mainboard are 
extruding from their port holes. 
Figure 3-127. Lower Case
2. Secure the lower case  using twelve screws. 
Figure 3-128. Lower Case Screws
Table 3-128. Screws
StepScrewQuantityScrew Type
Lower Case Reassembly M2 x L4.512