Removal Of Mechanical Parts And P.c. Boards - JVC AV-20FD22 Service Manual

SPECIFIC SERVICE INSTRUCTIONS
1. REMOVAL OF MECHANICAL PARTS
AND P.C. BOARDS
1-1: BACK CABINET (Refer to Fig. 1-1)
Remove the 6 screws 1.
1.
Remove the 2 screws 2 which are used for holding the
2.
Back Cabinet.
Remove the AC cord from the AC cord hook 3.
3.
4. Remove the Back Cabinet in the direction of arrow.
Front Cabinet
1
1
1
2
2
1-2: CRT PCB (Refer to Fig. 1-2)
CAUTION: BEFORE REMOVING THE ANODE CAP,
DISCHARGE ELECTRICITY BECAUSE IT
CONTAINS HIGH VOLTAGE.
BEFORE ATTEMPTING TO REMOVE OR
REPAIR ANY PCB, UNPLUG THE POWER
CORD FROM THE AC SOURCE.
1. Remove the Anode Cap.
(Refer to REMOVAL OF ANODE CAP)
2. Disconnect the following connectors:
(CP801 and CP850B).
3. Remove the CRT PCB in the direction of arrow.
Front Cabinet
DISASSEMBLY INSTRUCTIONS
1
1
3
1
Back Cabinet
Fig. 1-1
CRT PCB
Fig. 1-2
1-3: TV/DVD BLOCK (Refer to Fig. 1-3)
Remove the 2 screws 1.
1.
2. Disconnect the following connectors:
(CP104, CP301, CP302, CP401 and CP502).
3. Remove the TV/DVD Block in the direction of arrow.
Front Cabinet
1-4: MAIN PCB (Refer to Fig. 1-4)
Remove the 2 screws 1.
1.
Remove the 3 screws 2.
2.
3. Disconnect the following connectors:
(CP403, CP810B, CP820B and CP811).
4. Remove the Main PCB in the direction of arrow.
Main PCB
AV-20FD22
1
1
TV/DVD Block
Fig. 1-3
2
2
1
2
1
DVD Block
Fig. 1-4
7