1090 Main Board - Lenovo YOGA Tab 3 YT3-850F Hardware Maintenance Manual

Lenovo YT3-850 Hardware Maintenance Manual

1090 Main board

For access, remove the following FRU in order:
• "1010 Rear cover" on page 34
• "1020 Left speaker assembly unit (with power key FPC)" on page 37
• "1030 Rotated camera" on page 43
and
Detach the following FPCs and wire connections from the main board:
• Right speaker FPC (see Step 4 on page 53 to Step 5 on page 53 in "1050 Right
• LCD FPC (see Step 1 on page 61 and Step 2 on page 62 in "1070 LCD FPC")
• Vibrator motor wire connections (see Step 1 on page 64 in "1080 Vibrator
1. Unlock the connector of the TP FPC on the main board using a triangle
66
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 has a hard surface,
such as surface made of metal, wood, or composite materials.
• Avoid rough handling of any kind.
• Make sure not to drop or stack the PCB in the whole process.
• Make sure to put the PCB only on surface covered with such materials as
an ESD mat or conductive corrugated plate.
speaker assembly unit (with microphone and audio jack)")
motor")
paddle as shown in the figure below.
Figure 9-1. Unlocking the connector of the TP FPC