Chassis Assembly Removal - Sanyo M7700L Service Manual

DISASSEMBLY
3. Unscrew a screw (8) fastening the P.C.Board.
4. Remove the P.C.Board by lifting the tuning knob side of it.
NOTE:
Do not turn the Tuning Knob before the Tuner P.C.Board is
re-mounted to the unit.
5. Reassembie in the reverse order.
RADIO CHASSIS ASSEMBLY REMOVAL
1. Remove the Cabinet Bottom Assembly, Amplifier P.C.Board
Assembly, and Tuner P.C.Board Assembly by following the
instructions for them.
2. Pull out the Volume Control Knob, Tone Control! Knob,
Balance Control Knob, Mixing Control Knob, and Tuning
Knob from the unit as illustrated.
Volume Control Knob
TanaContrerKnes Mixing Control! Knob
Balance Control Knob
»
cca@)
S)
Ve iC
Connector (CN 1)
Radio Chassis
Tuning Knob
3, Unsolder the three leads from the Radio Tuner P.C.Board
and remove the connector (CN1) from the Amplifier
P.C.Board as illustrated.
INSTRUCTIONS (Continued)
4. Unscrew the two screws (9 &10} fastening the Radio
Chassis and remove the Radio Chassis by tilting it as
illustrated.
NOTE:
* The Radio Chassis may be removed without unsoldering
the leads. Remove the Radio Chassis noting the leads.
* If the Radio Chassis from the Cabinet Top is completely
removed, unsolder the lead wires of the Sound Level
L.E.D. and Built-in Microphone from the Amplifier
P.C.Board.
5. Reassemble in the reverse order.
CHASSIS ASSEMBLY REMOVAL
1. After removing the Cabinet Bottom and Radio Chassis,
unscrew the screw (6) fastening the Amplifier P.C.Board.
Then, turn over the Radio Chassis. See the illustration below.
2. Unscrew the screw (11) fastening the Jack Bracket, the
screw (12) fastening the Governor Circuit P.C.Board, and
the screws (13 — 16) fastening the Chassis as illustrated.