Table 2-5 565-256 Power I/O Interface Pcb Assembly I/O Connectors; Table 2-6 565-220 Power I/O Interface Pcb Assembly I/O Connectors - Simplex 4020 Troubleshooting Manual

4020 Power I/O Interface,
Power I/O Interface PCB
Assembly I/O Connectors
Continued
Table 2-5 describes the I/O connectors on the 565-256 Power I/O Interface PCB
Assembly (refer to Figure 2-5 for the location of these connectors).
Table 2-5. 565-256 Power I/O Interface PCB Assembly I/O
Label Description
P1 Power Module Supervision Interface (PMSI) Interface
P2 & P3 Mapnet Power and 36V Converter Trouble Signal Output
P4 5V & 28V System Power Output To Standard Slave Card
P5 Battery Supervision Jumper (1-2 battery, 2-3 no battery)
P6 Trickle Adjust - NICAD
P7 Connection For Current Limit Resistor 1
P8 Connection For Current Limit Resistor 2
P9 Interface To Power Supply (PS Status & Control / 28UPS)
P10 B-tap Enable
P11 Unswitched Tap Enable
P12 A-tap Enable
P13 NiCad Trickle Adjust
P14 C-tap Enable
J1 Standard Slave Interface Connector
TB1 Option Interface
TB2 A-tap Output Connections
TB3 B-tap Output Connections
TB4 C-tap Output Connections
R139 Battery Load resistor
Power Cable Connections: Red +28V / Black 0V / Yellow Charger
Table 2-6 describes the I/O connectors on the 565-220 Power I/O Interface PCB
Assembly (refer to Figure 2-6 for the location of these connectors).
Table 2-6. 565-220 Power I/O Interface PCB Assembly I/O
Label Description
P1 Standard Slave Interface Cable
P2 5V & 28V System Power Output To Standard Slave Card
P3 Unswitched tap Enable
P4 A-tap Enable
P5 A-tap In
P6 B-tap Enable
P7 B-tap In
P8 & P9 Mapnet Power and 36V Converter Trouble Signal Output
TB1 A & B Tap Connections
J1 Supply Control & Monitor Connections To Power Supply
J2 Supply AC Monitor / 24UPS Connections To Power Supply
2-11
Connectors
Connectors