Sharp LC-20B1U Service Manual page 12

LC-20B1U
Notes at the time of the side B(back) service of a digital unit
1. Remove PC card slot attachment angle fixed screws(2 pcs.).
2. Remove the FFC from a PC card unit.
3. Remove the grounding cable fixed screws(2 pcs.).
4. Remove the FFC for connection between digital unit (SC2001) and analog unit (SC3403), and connect the exten-
sion FFC for service(QCNW-A324WJZZ).
5. Remove the cable for connection between digital unit (P2004) and analog unit (P3702), and connect the extended
cable for service(QCNW-A323WJZZ).
6. Remove the chassis frame fixed screws(4 pcs.), it shifts to right-hand side, and remove the double-sided tape (for
digital unit (SC1203) - LCD panel connection FFC fixation) under a chassis frame.
7. Remove the RC/LED unit.
7-1. Open a wire holder.
7-2. Remove the RC/LED unit fixed screws(2 pcs.).
8. Remove the digital unit fixed screw(1 pc.), a substrate is reversed.
1
1
3
PC card
slot
3 DIGITAL Unit
(side B)
8
2
DIGITAL
Unit
6
ANALOG Unit
RC/LED Unit
7-2
4
5
8
7-1
Wire Holder
12