NEC NC1600C Service Manual page 346

Dlp cinema projector
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PJDIV PWB (PWC-4691A) 3/4
POANA
Connect to Motor for anamorphic lens turret
1
Motor+ (24V : With anamo 0V : Without anamo)
2
3
Motor- (0V : With anamo 24V : Without anamo)
4
POAFS
Connect to A-SENS-A PWB and A-SENS-B PWB
1
AC-FAN1 Detect (L : OK H : FAN stop)
2
GND
3
4
AC-FAN2 Detect (L : OK H : FAN stop
5
GND
6
POCOV
Connect to COVER PWB
1
Lamp door Detect (L : OK H : Door open)
2
GND
POTH
Connect to THERMO SW
1
Lamp Temp Detect (L : OK H : Over Temp)
2
GND
POSTA
Connect to SLED-A PWB
1
GND
2
3
Rear Status LED (Red) cathode ( L : Light)
4
Rear Status LED (Green) cathode (L : Light)
5
GND
POPSC
Connect to AC PWB
1
2
Main PS CTL (L : Main PS ON H : Main PS OFF)
3
4
5V Standby for AC Relay
5
Main PS CTL (L : Main PS ON H : Main PS OFF)
"Confidential, Do Not Duplicate without written authorization from NEC."
CONNECTION DIAGRAMS
POTE1
1
2
3
4
5
6
7
8
9
10
11
12
13
POTE2
1
2
3
4
5
6
7
8
9
10
11
12
POPY
1
2
3
4
12-7
Connect to T-SENS PWBs
5V Standby
I2C Clock
I2C Data
GND
5V Standby
I2C Clock
I2C Data
GND
5V Standby
I2C Clock
I2C Data
GND
NC
Connect to T-SENS PWBs
5V Standby
I2C Clock
I2C Data
GND
5V Standby
I2C Clock
I2C Data
GND
5V Standby
I2C Clock
I2C Data
GND
Connect to SENS PWB
12V Main for SENS PWB
GND for SENS PWB
Brightness (0V (Dark) to 9V (Light))
GND for SENS PWB

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