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Dell P3421WB Simplified Service Manual page 9

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10
11
1. Unlock 10 PCBA
screws to
disassemble I/F
BD, SPS BD and
LED DRV BD
from Main SHD
1. Tear off tape from
I/F BD
2. Remove all cables
from I/F BD, SPS
BD and LED
Driver BD
- 9 -
Screw-driver
Torsion of PCB
screw: 9±1Kg
Do not
touch the
component
without
wearing
insulating
gloves
when
disassembli
ng and
assembling
SPS BD

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