XG-NV2E (serv.man5). Supplement service manual 2 - Sharp Projector Service Manual (repair manual). Page 4

Trouble spot

Preparations

Procedure

Output sub-PWB
DUNTK9567DE

Output PWB
DUNTK9526DE

Fan Control PWB marked "A"

When replace with the Output sub-
PWB

√

:

QCNW-4981CEZZ cable

Both Output PWB 

√

 and 

√

 can be

used.

Replace Fan Control PWB marked "A".

Disconnect Output sub PWB and QCNW-5001CEZZ
cable, and connect QCNW-4981CEZZ cable to a new
Output sub PWB

√

.

Replace the Output PWB as it is.

Fan Control PWB (Display; S9661CE 

√

,F0136AD 

√

, 

√

.)

QCNW-4980CEZZ

QCNW-5001CEZZ

Output sub PWB 

√

1

0

2

2

When replace with the Output sub-PWB

√

, disconnect the defective PWB from QCNW-

5001CEZZ cable, and connect the new PWB.

1

The replacement fan control PWB is marked "A" on its back. PWBs of this type are manufactured as from
February 1998 (redesigned to upgrade the standby mode when the main power is turned on).

2

The replacement QCNW-4980CEZZ cable has UL tape attached.
The UL tape is applied to prevent the cable from getting caught by the side panel-to-top panel screw-down
bracket. See below for the tape position.

1   Brown

2   Brown
3   Brown
4   Brown
5   Brown

Brown   1

Brown   2
Brown   3
Brown   4
Brown   5

260 

±

 5

10

50 

±

 5

PHR-5 
(2-mm-pitch 
socket)

SMP-05V-NC 
(2.5-mm-pitch 
relay connector)

Output sub-PWB side

Fan Control PWB side

UL tape added here

2

2

1

1

1