JVC RX-DV31SL Service Manual page 14

3.2.2 Removing the control board
(See Fig.23)
• Prior to performing the following procedures, remove the top
cover, front panel assembly and FL board.
Reference:
It is not necessary to remove the parallel wires from the FL
board.
(1) Remove the three screws Y attaching the control board.
(2) Remove the solders from the soldered points h attaching
the parallel wire while lifting the control board.
Reference:
Remove the parallel wire as required.
3.2.3 Removing the indicator board
(See Fig.23)
• Prior to performing the following procedures, remove the top
cover and front panel assembly.
(1) From the back side of the front panel assembly, remove the
two screws Z attaching the lens holder.
(2) Remove the solders from the soldered points i on the FL
board attaching the parallel wire.
(3) Remove the solders from the soldered points j on the pow-
er switch board attaching the parallel wire.
Reference:
Remove the parallel wires as required.
3.2.4 Removing the power switch board
(See Fig.24)
• Prior to performing the following procedures, remove the top
cover and front panel assembly.
(1) From the back side of the front panel assembly, remove the
two screws AA attaching the power switch board.
(2) Remove the solders from the soldered points j on the pow-
er switch board attaching the parallel wire.
Reference:
Remove the parallel wire as required.
3.2.5 Removing the speaker SW. board
(See Fig.24)
• Prior to performing the following procedures, remove the top
cover and front panel assembly.
(1) From the back side of the front panel assembly, remove the
three screws AB attaching the speaker SW. board.
(2) Disconnect the wire from the connector CN703 on the FL
board.
1-14 (No.22023)
Indicator board
Control board
Soldered point h
FL board
Y
Soldered point i
Fig.23
FL board
CN703
Speaker SW. board
Fig.24
Lens holder
Z
Power switch
AA
board
Soldered
point j
AB