Spacelabs 91369 - Page 55

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
4GND
5 Alarm 1 Normally Closed
6 Alarm 1 Normally Open
7 Alarm 1 Common
8GND
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
1Red
2Green
3Blue
4ID Bit
5Self Test
6Red RTN
7Green RTN
8Blue 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
1NC
2 RXD (receive data)
3 TXD (transmit data)
4 DTR (data terminal ready)
5GDN
6 DSR (data set ready)
7 RTS (ready to send)
8 CTS (clear to send)
9NC

Figure 2-4
on page 2-6
USB
Mouse, keyboard,
barcode scanner
1+5 V out
2Data -
3Data +
4GND
Table 1: External Connectors (continued)
Reference Connector Description Pinout