Hitachi HT-4139-28 Maintenance Manual page 75

REV0 10.02.15
8.3.3 Replacing the DRV P/K (CPS614 P/K)
① Remove the Top Cover, the Main Cover (L) (R), the Side Cover (L) (R), and the Back Cover
For instructions, please refer to "8.1 Preparation"
② Unscrew 5 bind-head screws ( loosen 3, unscrew 2) from the Package Cover. Remove the Fan Connector
(J7). For instructions, please refer to "8.3.2 Replacing the Main P/K ASSY (CPS619 P/K)"
③ Disconnect all 17 connectors attached to MAIN P/K ASSY (CPS619 P/K) (J31, J30, J29, J34, J32, J38,
J33, J26, J25, J24, J23, J22, J36, J20, J27, J28)
④ Unscrew 4 bind-head screws and 2 long-head screws on the from the DRV P/K ASSY (CPS614 P/K)
⑤ Take the reverse steps to attach DRV P/K ASSY (CPS614 P/K)
Make sure the FPC cable is attached to the print side of cable facing out and the blue strip end plugs into
J20 on DRV-P/K ASSY (CPS614 P/K)
CAUTION CAUTION CAUTION CAUTION
White side up.
Bind-head
screw
Bind-head
screw
-H8-12-
Bind-head
screw
Long Bolt
Tools Needed: Magnetic Philips Screwdriver (No.2),
Box-wrench（5.5mm）
Bind-head
screw
#23
DRV P/K ASSY
（CPS614 P/K）
J21
J22
J23
J24
J25
J26
J20
J27
J28
J33 J38
DRV P/K ASSY（CPS614 P/K）
J36
J34 J30 J31
J32 J29