System module, Cnc wiring board – Rockwell Automation 8520 9/Series CNC Integration Maintenance Manual Documentation Set User Manual

Page 617

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Section 11A

Connecting 1394 Digital Drive Systems

11A-12

Important: To help you insert and remove wires on the Input Wiring

Board, the supplied “Terminal Block Operating Tool” (pictured below)

should be used as shown.

Bare, Stripped Wire

Insert (or Remove)

in Rear Slot to Release Lock

Insert Tool

TB3 contains four test points used for testing power supply voltage on the
CNC interface board. Test voltages are as follows:

TB3 Test Point Voltage

TB3-1

+5V dc

TB3-2

Common

TB3-3

+15Vdc

TB3-4

--15Vdc

CNC Wiring Board

CNC Interface Board

System Module

Resolver Connectors

2

TB1

1

DROK

TB3

FB3

FB2

FB1

FB0

J4

(cover removed)

CNC Wiring Board

Low Voltage

Test Points

11A.6

1394 Low Voltage Test

Points (TB3)

TB3

1

2

3

4

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