Removing/Installing The Fl-249 Board - Sony CA-570 Maintenance Manual

2-9. Removing/Installing the FL-249 Board

1. Remove the right side panel and top panel referring to Section 2-1.
2. Remove the DC/DC converter referring to Section 2-8.
3. Remove the screw (B2.6 x 5) and pull out the FL-249 board in an upward direction.
4. Disconnect the RF cable (yellow) from the TRIAX side. Disconnect CN1 on the FL-249 board.
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When disconnecting the RF cable, do not pull the cable itself. Hold the connector plug portion.
5. Install in the reverse order of removal.
[Notes|at|installation] [Notes|at|installation]
[Notes|at|installation] [Notes|at|installation] [Notes|at|installation]
. When installing, carefully connect the FL-249 board to CN1 on the AC/DC converter, ensuring
that pins on the AC/DC converter is aligned with guides of the FL-249 board.
. After connecting the harness extending from the TRIAX connector to CN1 on the FL-249 board,
route the harness as shown in the figure.
. When connecting the RF cable (yellow), put the RF cable (yellow) between the heat conductive
sheets (FL-T) as shown in the figure.
RF cable (yellow)
FL-249 board
Unlock and disconnect in
the direction of arrow
< Step 4 >
AC/DC converter
Pins
CA-570 P1
CN1
FL-249 board
CN1
RF cable (yellow)
Heat conductive
sheet (FL-T)
< RF cable routing >
FL-249 board
CN1
AC/DC converter
B2.6 x 5
< Harness routing >
2-9. Removing/Installing the FL-249 Board
OK
NG
2-9 (E)