Dell UP2720QA Simplified Service Manual page 15

3
4. Insert SPS BD wire to I/F BD and
assemble I/F BD to Main SHD
1. Insert "MCU BD to TBT BD Wire"
and "I/F BD to MCU BD wire to
MCU BD
2. Assemble MCU BD to Main SHD
3. Insert "LED Driver BD Wire" to
LED Driver BD
4. Assemble LED Driver BD on
Main SHD
5. Insert "Wire EDP", "I/F BD to
TBT BD FFC Cable" and "MCU
BD to TBT BD Wire" to TBT BD
6. Assemble TBT BD on Main SHD
7. Lock 12 PCBA screws
- 15 -
Philips-
head
screwdriver
Torsion of
PCBA
screw:
8.5±0.5Kg