Sharp LC-20E1U Service Manual page 13

Precautions at the time of the side B(back) service of digital unit.
1. Remove only SC2001 of the FFC for connection between Digital unit(SC2001) and Analog unit(SC3403), and
connect the extended cable (QCNW-A556WJZZ) for service.
2. Remove only P2004 of the Connecting Cord for connection between Digita unit(P2004) and Analog unit(P3702),
and connect the extended cable (QCNW-A552WJZZ) for service.
3. Remove the FFC for connection between Digita unit(SC1203) and LCD panel unit, and connect the extended
cable (QCNW-A553WJZZ) for service.
4. Remove the FFC for connection between Digita unit(SC1202) and LCD panel unit, and connect the extended
cable (QCNW-A556WJZZ) for service.
5. Remove the FFC for connection between Digita unit(SC1201) and LCD panel unit, and connect the extended
cable (QCNW-A555WJZZ) for service.
6. Remove the R/C, LED unit.
6-1. Remove a lead from a wire holder.
6-2. Remove the R/C, LED unit fixing screws(2 pcs.).
7. Remove the main unit fixing screws(3 pcs.), a substrate is reversed.
Digital PWB
(Side B)
4 5
SC1202 SC1202 SC1202 SC1201
Digital Digital Digital
SC1203 SC1203 SC1203
PWB PWB PWB
3
P2004
P2003
SC2001 SC2001 SC2001
2
Analog
PWB
P3503
P3601
P3500 P3500 P3500
R/C, LED PWB
6-2
13
Inverter-A
P6705 P6705 P6705
PWB
1
P3703
SC3403 SC3403 SC3403
P3702
P3504 P3504
P3704 P3704
P3602 P3602 P3602
Inverter-B
PWB
P6706 P6706 P6706
6-1 Wire Holder
LC-20E1U
LC-20E1UB/UW