Mitsubishi HS-U778 Specifications download pdf (Page 11)

CAUTION: BEFORE ATTEMPTING TO REMOVE OR

REPAIR ANY PCB, UNPLUG THE POWER

CORD FROM THE A.C. SOURCE.

LOCATION OF PRINTED CIRCUIT

BOARDS

Note :

• Take caution when removing flat cables to prevent any

contact problem.

• Connect and disconnect the flat cables at right angles to

the connector and make sure that it is completely

secured.

• After servicing the PCB, restore the flat cable and leads

to their former state.

PCB-JACK

PCB-OPE

PCB-SIGNAL

PCB-MAIN

HOW TO EXECUTE CIRCUIT BOARD SERVICE

Fig. 6

PCB - OPE

Fig. 7

1. PCB-OPE

1. Remove the Top Cover.

(Refer to Para. 1 of the DISASSEMBLY.)

2. Remove the Front Panel.

(Refer to Para. 2 of the DISASSEMBLY.)

3. Unfasten the one catch (a) shown in Fig. 7 and rotate

the PCB-OPE in the direction shown by arrow (b) and

remove it in the direction shown by arrow (c).

2. PCB-SIGNAL

1. Remove the Top Cover.

(Refer to Para. 1 of the DISASSEMBLY.)

2. Remove the one PCB Holder fastening screw (a) shown

in Fig. 8 and remove the PCB Holder.

3. Raise the PCB-SIGNAL upward to remove it as shown in

Fig. 8.

PCB Holder

PCB-SIGNAL

Fig. 8

1 2 ... 6 7 8 9 10 11 12 13 14 15 16 ... 83 84

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Mitsubishi HS-U778 Specifications Page 11