JCM Part No. 960-000097R_Rev. 3
© 2010, JCM American, Corporation
A - 6
Appendix A
Universal Bill Acceptor (UBA-1x-SS & x4-SS-SU)
Troubleshooting
Table A-5
Bill Stacker Test Error Conditions
Stacker
Condition
Red LED
Status
Green LED
Status
Causes and Conditions
Stacker
Full
1 Flash
OFF
A Stacker Encoder Board failure may have occurred. Check all
harnesses and connectors. Exchange the Stacker Encoder
Board and/or CPU Board if required with a known good board.
Refer to Section 4 regarding Circuit Board Removal.
Stacker
Jam
2 Flashes
OFF
An Exit Sensor Board failure may have occurred. Check all har-
nesses and connectors. Exchange the Exit Sensor Board and/
or CPU Board if required with a known good board. Refer to
Section 4 regarding Circuit Board Removal.
Stacker
Motor Lock
4 Flashes
OFF
Stacker motor may be defective. Change the motor if defective.
A Stacker Encoder Board failure may have also occurred.
Check all harnesses and connectors. Exchange the Stacker
Encoder Board and/or CPU Board if required with a known
good board. Refer to Section 4 regarding Circuit Board
Removal.
Cash Box
Error
10 Flashes
OFF
A Cash Box Sensor Board failure may have occurred. Check all
harness and connectors. Change the Box Sensor Board and/or
CPU Board if required with a known good board. Refer to Sec-
tion 4 regarding Circuit Board Removal.
DIP Switch Block Settings
If diagnostic LED status is different from
the Table A-5 listed states, contact JCM
Technical Support.
Table A-6
UBA Running Test Error Conditions
UBA
Condition
Red LED
Status
Green LED
Status
Causes and Conditions
Stacker Full
1 Flash
OFF
A Stacker Encoder Board failure may have occurred. Check
all harnesses and connectors. Exchange the Stacker
Encoder Board and/or CPU Board if required with a known
good board. Refer to Section 4 regarding Circuit Board
Removal.
Stacker Jam
2 Flashes
OFF
An Exit Sensor Board failure may have occurred. Check all
harnesses and connectors. Exchange the Exit Sensor
Board and/or CPU Board if required with a known good
board. Refer to Section 4 regarding Circuit Board Removal.
No. 3 Running Test
The tests listed in Table A-6 detect the
UBA’s operational condition. When the
test starts, the following operation is
continuously repeated.
If neither the Red or Green LED lights, it
means the UBA is operating properly.
If the Red LED flashes, refer to Running
Test Error Conditions listed in Table A-6
to discover the probable error condition.
DIP Switch Block Settings