Lenovo TAB 2 A7-30 series, Руководство по техническому обслуживанию аппаратной части

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Lenovo TAB 2 A7-30
45
1070 Main board assembly (with antenna chip, microphone,
vibrator motor, speaker, side key FPC, and front camera)
For access, remove the following FRU:
• “1010 Rear cover and side key” on page 28
and
Detach the following FPCs and cables from the main board in order:
• Battery FPC (see Step 1 on page 30 to Step 3 on page 31 in “1020 Battery
pack”)
• “1030 Rear camera” on page 33
• Antenna cable (Lenovo TAB 2 A7-30GC/H/HC only) (see Step 3 on page 40 in
“1050 Antenna (Lenovo TAB 2 A7-30GC/H/HC)”)
1.
Peel off the conductive fabric as shown in the figure below.
Figure 7-1. Peeling off the conductive fabric
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.