Removing The Audio Board - JVC RX-E112RSL Service Manual

RX-E112RSL/RX-E111RSL
Removing the input board
Prior to performing the following procedure, remove
the top cover and rear panel.
1. Disconnect the card wire from the connector CN412
and CN512 on the input board.
Removing the tuner board
Prior to performing the following procedure, remove
the top cover and rear panel.
1. Disconnect the connector CN111 and CN112 on the
tuner board and draw out the tuner board in the
direction of the arrow (see fig.5).
2. Disconnect the connector CN513 and CN514 on the
relay board (tuner) and draw out the relay board
(tuner) in the direction of the arrow (see fig. 6).
Removing the DSP board (See Fig.5 and 6)
Prior to performing the following procedure, remove
the top cover and rear panel.
1. Disconnect the connector CN681 on the DSP board
and draw out the DSP board in the direction of the
arrow (see fig.5).
2. Disconnect the connector CN511 on the relay board
(DSP) and draw out the relay board (DSP) in the
direction of the arrow (see fig.6).

Removing the audio board

Prior to performing the following procedure, remove
the top cover, rear panel, input board, tuner board,
DSP board and relay boards (tuner & DSP).
1. Remove the harness band[1] fixing the harness.
2. Disconnect the card wire from the connector CN411
on the audio board.
3. Disconnect the harness from the connector CN224
/CN225 on the audio board.
4. Disconnect the harness from the connector CN515,
CN516 and CN517 on the main board.
5. Remove the three screws I attaching the audio board.
1-4
(See Fig.5)
(See Fig.5 and 6)
CN112
CN111
Relay board(tuner)
(See Fig.7)
Main board
Tuner board
CN412
Fig.5
CN513
CN514
CN511
Fig.6
CN516
CN515
CN517
CN411
I
Harness band[1]
Audio board
Fig.7
CN681
DSP board
CN512
Input board
Relay board(DSP)
/CN225
CN224