JVC RX-DP20VBK Service Manual page 10

3.1.9 Removing the audio signal 1 board
(See Fig.8)
• Prior to performing the following procedure, remove the top
cover, rear panel and DSP board.
(1) Disconnect the harness from the connector CN202,
CN204, CN234, CN224, CN208, CN207,
CN223 on the audio signal 1 board.
(2) Remove the plastic rivet.
(3) Disconnect the connector CN205,
the audio signal 1 board.
3.1.10 Removing the audio signal 2 board & video board & S video board
(See Fig.9 to 11)
• Prior to performing the following procedure, remove the top
cover, rear panel, Y/C separator board, DSP board and audio
signal 1 board.
(1) Disconnect the harness from the connector
front AV in board (see 2-3.Front panel assembly section/
fig.2).
(2) Disconnect the harness from the connector
audio signal 2 board.
(3) Remove the audio signal 2 board from the connector
and CN6 on the input base board.
(4) Remove the video board from the connector
put base board.
(5) Remove the S video board from the connector
input base board.
3.1.11 Removing the V compo 1 board
(See Fig.9 to 11)
• Prior to performing the following procedure, remove the top
cover and rear panel.
(1) Remove the V compo 1 board from the connector
the input base board.
1-10 (No.22008)
CN218 and
CN221 and CN206 on
CN973 on the
CN324 on the
CN15
CN7 on the in-
CN8 on the
CN9 on
CN224
CN234
Plastic rivet
CN204
CN202
CN206
CN205
CN221
Video board
Audio signal 2 board
CN324
Connection between the Input base board and each board.
CN15/CN6 Audio signal 2 board (CN325/CN321)
CN7 Video board (CN401)
CN8 S video board (CN451)
CN9 V compo 1 board (CN501)
Fig.10
Input base board
CN15
CN6
Fig.11
CN208 CN207
CN218
CN223
Audio signal 1 board
Fig.8
S video board
V compo 1 board
Input base board
Fig.9
CN7
CN8
CN9