Disassembly - Sanyo VHR-770 Service Manual

1. DISASSEMBLY
1-1.
REMOVAL OF CABINET, MECHANISM UNIT, AND MAIN BOARD
REMOVING THE CABINET PARTS (Fig. l-l-l)
1.
1.
2.
Remove the cabinet and bottom cover by removing the four
screws @ and four screws ~.
2.
Remove the front panel by removing the locks of the clamps
3.
(A) using a screwdriver, etc. and slightly rotating the bottom ~,
part in the direction of the arrow.
Notes: Electrical adjustments for the this model can be
performed with only the cabinet removed.
When replacing the bottom cover, do not tighten the
screws @ too much. Excess tightness may damage
the screws taps on the chassis.
5.
REMOVING THE MECHANISM MAIN UNIT AND THE
CP-1 PWB ASSEMBLY (Fig. 1-1-2 and l-l-3)
After removing the cabinet parts, remove the mechanism unit
and the CP-1 PWB assembly connected as follows.
Spread out the lock clamps (C) in the arrow direction
slightly and remove the TM-1 PWB as shown in Fig. 1-1-2.
Remove the screw o at the chassis.
Remove the screw @in the chassis, the screw (6), and the
holder in this order.
Remove the two screws n and two screws @ of the
mechanism unit. The two screws @of the cassette tray can
be removed easily by pushing the tray lock lever in the
arrow direction to remove the lock as shown in the enlarge
view A and by pushing the lid opener lever in the arrow
direction to remove the lock as shown in the enlarge view
B.
Lift up the whole mechanism unit and main board (CP-1
PWB assembly), and as shown in Fig. 1-1-3, push the two
lock clamps (D) of the chassis in the arrow direction so that
they can be removed from the chassis.
M-PF2HNrTA-l
Front Panel
Unit
ver
(2J3
Fig.
1-1-1
-5-