XG-NV7XE (serv.man3). Service Instructions, Troubleshooting Intro to DMD - Sharp Projector Service Manual (repair manual). Page 10

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10
XG-NV7XE
XG-NV7XM
Connection Pin Assignments
Analog Computer 1 Signal Input Port: 15-pin mini D-sub female connector
Computer Input
Analog
1. Video input (red)
2. Video input
(green/sync on green)
3. Video input (blue)
4. Reserve input 1
5. Composite sync
6. Earth (red)
7. Earth (green/sync on green)
8. Earth (blue)
9. Not connected
10. GND
11. GND
12. Bi-directional data
13. Horizontal sync signal
14. Vertical sync signal
15. Data clock
1
15
5
6
11
10
Pin No.
Signal
Name
I/O
Reference
1
CD
Not connected
2
RD
Receive Data
Input
Connected to internal circuit
3
SD
Send Data
Output
Connected to internal circuit
4
ER
Not connected
5
SG
Signal Ground
Connected to internal circuit
6
DR
Data Set Ready
Output
Not connected
7
RS
Request to Send
Output
Connected to internal circuit
8
CS
Clear to Send
 Input
Connected to internal circuit
9
CI
Not connected
Pin No.
Signal
Name
I/O
Reference
1
VCC
+
3.3V (Reserved)
Output
Not connected
2
RD
Receive Data
Input
Connected to internal circuit
3
SD
Send Data
Output
Connected to internal circuit
4
EXIR
Detector of Option Unit
Input
Not connected
(Reserved)
5
SG
Signal Ground
Connected to internal circuit
6
ERX
IR Receive Signal from
Input
Not connected
IR Amplifire (Reserved)
7
RS
Request to Send
Output
Connected to internal circuit
8
CS
Clear to Send
Input
Connected to internal circuit
9
ETX
IR Transmit Signal
Output
Not connected
(Reserved)
RS-232C Terminal:  9-pin mini DIN connector
6
8
4
9
7
3
5
2
1
RS-232C Port: 9-pin D-sub male connector of the DIN-D-sub RS-232C cable
1
5
6
9
Pin No.
Signal
Name
Reference
1
RX0
Blue Input (
)
Connected to internal circuit
2
RX0
+
Blue Input (
+
)
Connected to internal circuit
3
RX0 SHIELD
Panel Link Shield
Connected to internal circuit
4
RX2 SHIELD
Panel Link Shield
Connected to internal circuit
5
RX2
Red Input (
)
Connected to internal circuit
6
RX2
+
Red Input (
+
)
Connected to internal circuit
7
DDC/SCL
SCL
Connected to internal circuit
8
DDC/SDA
SDA
Connected to internal circuit
9
NC
N.C.
Not connected
10
NC
N.C.
Not connected
11
RXC
Clock Input (
)
Connected to internal circuit
12
RXC
+
Clock Input (
+
)
Connected to internal circuit
13
RXC SHIELD
Panel Link Shield
Connected to internal circuit
14
RX1 SHIELD
Panel Link Shield
Connected to internal circuit
15
RX1
Green Input (
)
Connected to internal circuit
16
RX1
+
Green Input (
+
)
Connected to internal circuit
17
NC
N.C.
Not connected
18
SENS
SENS
Connected to internal circuit
19
DDC 
+
5V DC
+
5V
Connected to internal circuit
20
DDC GND
GND
Connected to internal circuit
PanelLink™ Port: MDR-type 20-pin connector
10
20
11
1
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