Spacelabs 91369, Service Manual

Page: 55 / 150

91369 Service Manual 3-3
Theory
Figure 2-3
on page 2-4
DB15HD
female Alarm relay
output
1 Alarm 0 Common
2 Alarm 0 Normally Closed
3 Alarm 0 Normally Open
4 GND
5 Alarm 1 Normally Closed
6 Alarm 1 Normally Open
7 Alarm 1 Common
8 GND
9 +12 @ 140 mA
10 GND
11 GND
12 Alarm 2 Normally Open
13 Alarm 2 Common
14 Alarm 2 Normally Closed
Figure 2-3
on page 2-4
DB15HD
female
Video output
1 Red
2 Green
3 Blue
4 ID Bit
5 Self Test
6 Red RTN
7 Green RTN
8 Blue RTN
9 Missing Pin
10 RTN
11 Not connected
12 Not connected
13 H-Sync
14 V-Sync
15 Not connected
Figure 2-3
on page 2-4
DB9 female Serial I/O
1 NC
2 RXD (receive data)
3 TXD (transmit data)
4 DTR (data terminal ready)
5 GDN
6 DSR (data set ready)
7 RTS (ready to send)
8 CTS (clear to send)
9 NC
Figure 2-4
on page 2-6
USB
Mouse, keyboard,
barcode scanner
1 +5 V out
2 Data -
3 Data +
4 GND
Table 1: External Connectors (continued)
Reference Connector Description Pinout