1. Introduction GEM80-400
Page 1-20 ALSPA GEM80-400 CONTROLLER TECHNICAL MANUAL Issue 3 04/99
1. Processor module connector (SK6) 5. Watchdog Relay 1 (RL1)
2. Five connectors for central highway
modules (SK5-SK1)
6. Watchdog Relay 2 (RL2)
3. Interface to upper backplane (PL3) 7. Interlock & Enable Terminal block
4. Power Terminal Block (TB3) 4 - Enable Output
8 - 0VG Signal Ground 3 - Enable Input
7 - 0VG Signal Ground 2 - Interlock Output
6 - 0VG Signal Ground 1 - Interlock Output
5 - +5V Output 8 Watchdog Terminal Block (TB1)
4 - +5V Input 2 -
3 - +15V Output 1 -
2 - +15V Input
1 - Not Used
Figure 1.15 - GEM80-400 Enhanced Controller Lower Backplane Type 25X9706
The lower backplane for the GEM80-400S Controller 25X9711 is very similar to
the 25X9706 except that it has an additional fast I/O connectors at the left
hand end.
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