Scanning PKG: 9 screws
How to remove/reattach the Board Assy (PKGs)
Notes:
· Be sure not to drop a screwdriver or screw on a PKG or a cable.
· When removing/reattaching a screw, be sure not to leave any
tiny metal shavings
, because
they may cause a failure.
· Before removing Signal Relay PKGs, remove the heat sink.
· Be sure not to apply any stress to a PKG, connector, or cable when reattaching them.
· Reattach Signal Relay PKGs before reattaching the heat sink.
Confirmation of connector connection
Check whether or not the connectors indicated by circles are correctly connected.
Common Branch PKG
(upper): One screw
Digital PKG:
4 screws
Common Branch PKG
(lower): One screw
Signal Relay PKG
(upper left): 4 screws
Signal Relay PKG (upper
center): 5 screws
Signal Relay PKG (upper
right): 5 screws
Signal Relay PKG
(lower right): 5 screws
Signal Relay PKG
(lower center): 5 screws
Signal Relay PKG
(lower left): 4 screws
Signal Relay PKG
(upper left): 7 connectors
Common board:
10 connectors
Scanning PKG:
8 connectors
Signal Relay PKG (upper
center): 10 connectors
Signal Relay PKG (upper
right): 8 connectors
Signal Relay PKG (lower
right): 8 connectors
Signal Relay PKG (lower
center): 10 connectors
Signal Relay PKG (lower
left): 8 connectors
Scanning Relay PKG
(upper): 5 connectors
Scanning Relay PKG
(lower): 5 connectors
Scanning Relay PKG
(upper): 6 screws
Scanning Relay PKG
(lower): 5 screws
Heat sink: 17 screws
Heat sink: 17 screws
Common PKG: 8 screws
Recovery Relay PKG :11screws
Digital PKG:
8 connectors
Common branch PKG
30
