No. 4 Anti-Pullback Mechanism Test; No. 5 Centering Mechanism Test; Table A-7 Anti-Pullback Mechanism Test Error Conditions; Table A-8 Centering Mechanism Test Error Conditions - JCM GLOBAL UBA Series Operation And Maintenance Manual

Appendix A

No. 4 Anti-Pullback Mechanism Test

The test listed in Table A-7 detects the
Anti-Pullback mechanism operational
condition.
When the Green and Red LEDs are out, it
indicates the Anti-Pullback mechanism is
working properly.
Anti-Pullback
Red LED
Mechanism
Status
Condition
Anti-Pullback
9 Flashes
Unit Error
If diagnostic LED status is different from
the Table A-7 listed states, contact JCM
Technical Support.

No. 5 Centering Mechanism Test

The test listed in Table A-8 detects the
Centering Mechanism operational condi-
tion.
When the Centering Mechanism is in the
Home Position, the Green LED will be
steady ON.
Centering
Red LED
Mechanism
Status
Condition
Centering
Mechanism 14 Flashes
Error
If diagnostic LED status is different from
the Table A-8 listed states, contact JCM
Technical Support.
JCM Part No. 960-000097R_Rev. 3
Universal Bill Acceptor (UBA-1x-SS & x4-SS-SU)

Table A-7 Anti-pullback Mechanism Test Error Conditions

DIP Switch Block Settings
Green LED
Status
An Anti-Pullback Home Sensor Board and/or a Lower Sensor
Board failure may have occurred. Check all harnesses and
OFF connectors. Exchange the Anti-Pullback Home Sensor Board
and/or a Lower Sensor Board with a known good board. Refer
to Section 4 regarding Circuit Board Removal.

Table A-8 Centering Mechanism Test Error Conditions

DIP Switch Block Settings
Green LED
Status
Centering Mechanism Home Sensor Board and/or CPU
Board failure may have occurred. Check all harnesses and
OFF connectors. Exchange the Centering mechanism Home
Sensor Board with a known good board. Refer to Section 4
regarding Circuit Board Removal.
The Green LED will Flash as the Anti-
Pullback Mechanism passes the Home
Position.
If there are any problems with the center-
ing mechanism, the Red LED will blink 9
times.
Causes and Conditions
When the Green and Red LEDs are out, it
indicates the Centering Mechanism is
working properly.
If there are any problems with the Center-
ing Mechanism Sensor Board, the Red
LED will blink 14 times.
Causes and Conditions
A - 8
Troubleshooting
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