Sony SRX-R320 Service Manual page 52

IPM-105 board and DIF-188 board
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. Two IPM-105 boards are incorporated into this unit.
. The procedure below is described using an IPM-105 board. DIF-188 board can also be removed and
installed in the same procedure as described below.
1. Remove the panel (U7) block assembly. (Refer to Section 1-3-2.)
2. Remove the panel (U6). (Refer to Section 1-3-5.)
3. Remove the two screws, then remove the blank panel.
4. Remove the ten screws, then remove the panel cover
(IF).
5. Hold the two handles and pull out the IPM-105 board.
6. To install, reverse the removal procedure.
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When installing the IPM-105 board and DIF-188
board, securely insert them into the connectors on the
MX-113 board.
1-44 (E)
Connector
MX-113 board
IPM-105 board
Guide rail
IPM-105 board
Handles
Fig. 1-5-4b
DIF-188 board
Panel cover (IF)
PSW
4 x 10
PSW
4 x 10
Blank panel
SRX-R320