
74 •• Troubleshooting 2000591-001
ANCB Description
The ANCB (Advance Network Communication Board) is the communica-
tions electronics for the unit. The ANCB plugs into the PCI slot located
on the power supply assembly. A bracket fastens it to the chassis. See
Figure 2-4 Power Supply/ANCB Assembly.
J12
J4
10Base2
10BaseT
J 10 Port 1
For ADH: Jumpers on
J11 Port 2
For DataNET:Jumpers on
Config Port
RS232
J2 Jumper Connections
••
••
150 Ohm
•• ••
120 Ohm Port 2 (DN)
•• ••
100 Ohm
•• ••
150 Ohm
••
••
120 Ohm Port 1(DN)
•
•
100 Ohm
J2 not used for ANG-EN
Board
RESET
LEDS
J5
Jumpers J10 & J11 select the ANG_DN network interface provided to
connector J4.
J10 connects Port1 (pins 1-3) on J4 to one of the Optichrom Data Hiway
(DH) Channels. or Advance DataNET Channel A interface. J11 connects
Port 2 (pins 4-6) on J4 to one of the Advance DataNET Channels.
Connections
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