Ricoh FW780 Service Manual page 267

[I]
[D]
[L]
[H]
[A]
[J]
A571I513.WMF
NOTE: To ensure grounding, tighten the screws for the ground wire until the spring
washers [A] are flattened.
12. Secure the grounding wire [B] (1 screw with spring washer) to the inside of the
table.
13. Run the roll feeder harness [C] and roll feeder heater harness [D] through the
holes in the table rear cover (right [E] and left [F]).
NOTE: There are two versions of the ferrite core [N] for the roll feeder harness.
One is gray and the other is white. When installing the gray core version on
the A252 copier, unwind one loop, as shown.
For A252 copier
14. Connect the roll feeder harness to the copier main board and original feed
motor drive board [K] {2 connectors [G] and 1 grounding wire [H] (1 screw with
spring washer)}.
For A251 copier
14. Connect the roll feeder harness to the copier main board {2 connectors [G] and
1 grounding wire [H] (1 screw with spring washer)}.
15. Connect the roll feeder heater harness connector [I] to the copier ac drive
board connector.
16. 220 ~ 240 V versions only
Install the ground plates [L, M] (1 screw with spring washer and 1 washer
each).
17. Install the harness covers [J] (1 screw each).
18. Reattach all the covers and manual feed table excluding the roll feeder right
cover.
SM
[G]
[C]
[N] [K]
[M]
3-23
INSTALLATION PROCEDURE
- A251 copier -
[N]
[F]
[E]
[G]
[C] [C]
A571I512.WMF
[A]
[B]
A571I510.WMF
A251/A252