Lenovo A7600h Service Manual

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9.Peel off the conductive fabric (shown in figure below) of the antenna from the 
battery holder.
Figure 6-9. The conductive fabric of the antenna 

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10.Slowly remove the antenna and CAP sensor FPC assembly from the front 
module while keeping its conductive fabric clear of the cables of the right 
speaker.
Figure 6-10. Removing the antenna and CAP sensor FPC assembly
The antenna and CAP sensor FPC assembly is now removed. 

Lenovo A7600
49 1070 SIM board FPC
For access, remove the following FRUs in order:
• “1010 Rear cover and side keys” on page 28
• “1020 Battery pack” on page 33
1.Peel off the mylar on the SIM board FPC connector on the SIM board.
Figure 7-1. Peeling off the mylar at the SIM board end
2.Unlock the above-mentioned SIM board FPC connector using a guitar pick or 
a thin flat blade.
Figure 7-2. Unlocking the SIM board FPC connector (SIM board end) 

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3.Peel off the mylar on the SIM board FPC connector on the main board.
Figure 7-3. Peeling off the mylar at the main board end
4.Unlock the SIM board FPC connector on the main board using a guitar pick 
or a thin flat blade.
Figure 7-4. Unlocking the SIM board FPC connector (main board end) 

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5.Pull out the SIM board FPC from both connectors using a pair of tweezers.
Figure 7-5. Pulling out the SIM board FPC
The SIM board FPC is now removed. 

Lenovo A7600 Hardware Maintenance Manual
521080 SIM board
For access, remove the following FRUs in order:
• “1010 Rear cover and side keys” on page 28
• “1020 Battery pack” on page 33
• “1070 SIM board FPC” on page 49
1.Remove screws   on the SIM board.
Figure 8-1. The screws on the SIM board
Part No.Screw (quantity)ColorTorque
Phillips flat head screw (2) Silver N/A
Important notices for handling PCB:
When handling PCB, bear the following in mind:
• Be careful not to drop the PCB onto a bench top that...

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2.Remove the SIM board.
Figure 8-2. The removed SIM board 

Lenovo A7600 Hardware Maintenance Manual
541090 Main board
For access, remove the following FRUs in order:
• “1010 Rear cover and side keys” on page 28
• “1020 Battery pack” on page 33
• “1030 Battery holder ” on page 35
• “1040 LCM FPC” on page 37
• “1070 SIM board FPC” on page 49
• “1080 SIM board” on page 52
and
Detach the following FRUs from the main board:
• Rear camera (see Step 1 in “1050 Rear camera” on page 41)
• Antenna and CAP sensor FPC assembly (see Step 1 to 3 and Step 7 in “1060 
Antenna...

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2.Unlock the TP FPC connector using a guitar pick.
Figure 9-2. Unlocking the TP FPC connector
3.Pull out the TP FPC from its connector using a pair of tweezers.
Figure 9-3. Pulling out the TP FPC 

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4.Desolder the wires of the vibrator motor from the main board at the position 
shown in the figure below.
Figure 9-4. Desoldering the wires of the vibrator motor