Disassembly - Sanyo VHR-790 Service Manual

1. DISASSEMBLY
1-1.
REMOVAL OF CABINET, MECHANISM UNIT, AND MAIN BOARD
REMOVING THE CABINET PARTS (Fig. l-l-l)
1. Spread out the lock clamps (C) in the arrow direction
1.
2.
Remove the cabinet and bottom cover by removing the four
slightly and remove the TM-1 PWB as shown in Fig. 1-1-2.
screws z and four screws @.
2. Remove the screw @ at the chassis.
Remove the front panel by removing the locks of the clamps
3. Remove the screw@ in the chassis, the screw \@l,and the
(A) using a screwdriver, etc. and slightly rotating the bottom
holder in this order.
part in the direction of the arrow.
4. Remove the two screws @ and two screws @ of the
mechanism unit. The two screws @of the cassette tray can
Notes: Electrical adjustments for the this model can be
be removed easily by pushing the tray lock lever in the
performed with only the cabinet removed.
arrow direction to remove the lock as shown in the enlarge
When replacing the bottom cover, do not tighten the
view A and by pushing the lid opener lever in the arrow
screws'~ too much. Excess tightness may damage
direction to remove the lock as shown in the enlarge view
the screws taps on the chassis.
B.
5. Lift up the whole mechanism unit and main board (CP-1
REMOVING THE MECHANISM MAIN UNIT AND THE
PWB assembly), and as shown in Fig. 1-1-3, push the two
CP-1 PWB ASSEMBLY (Fig. 1-1-2 and l-l-3)
lock clamps (D) of the chassis in the arrow direction so that
.-
they can be removed from the chassis.
—
After removing the cabinet parts, remove the mechanism unit
and the CP-1 PWB assembly connected as follows.
M-PF2HNmA-l
Front Panel
(&J
Fig. 1-1-1
–5–