Mitsubishi Electric HS-U449 Service Manual page 12

2. PCB-MAIN
1. Remove the Bottom Panel.
(Refer to Para. 3 of the DISASSEMBLY.)
2. Remove the DECK ASSY.
(Refer to Para. 4 of the DISASSEMBLY.)
3. Remove the two screws (a) shown in Fig. 8.
4. Remove the Holder for the AC Power Cord from the Base
Chassis shown in Fig. 9.
5. Remove the PCB-OPE.
(Refer to Para. 1 of the HOW TO EXECUTE CIRCUIT
BOARD SERVICE.)
6. Release the two fastening catches (b) shown in
Fig. 8. Raise the PCB-MAIN to remove it.
7. Release the three catches (C) shown in Fig. 10 and
remove the Antenna Cover.
J J Service of PCB
• Head Amp block
1. Unsolder the four soldering points of the Shield Plate
shown in Fig. 8 and remove it.
Note: Before checking the operation, mount the Shield Case
and the Shield Plate on the original position. If not
provided, beat or picture disturbance may appear.
Holder for the AC Power Cord
- 8 -
a
Shield Plate
PCB-MAIN
b
b
Fig. 8
Base chassis
Fig. 9
c
Antenna Cover
c
Fig. 10