BIOSTRENGTH LINE: Service & Maintenance manual - rev. 2.1
Page 6.18
YES
Check whether the machine works
if the TLCBR is replaced with a
functional one
NO
Replace the CPU board
Check whether the BS-TLCBR
cable is intact
5
YES
Replace the BS-TLCBR
cable
NO
A
Replace the TLCBR
Follow the step-by-step guide to properly diagnose the error. Pay special attention to those tests
indicated in numbered boxes, and described in detail here below:
(1) Disconnect the flat cable connector from the key reader. Insert the tester probes between pins
4 and 7 (ground) on the same connector. The table below shows the numbering in a flat cable
connector:
1 3 5 7 9
2 4 6 8 10
You should get a reading of approximately 12 Vdc.
(2) Disconnect the flat cable connector from the TLCBR. Insert the tester probes between pins 4
and 7 (ground) on the same connector. You should get a reading of approximately 12 Vdc.
(3) Disconnect the AMP MODU II 8-pin connector from TLCBR. Insert the tester probes
between pins 1 and 3 (ground) on the same connector. You should get a reading of
approximately 12 Vdc.
(4) Disconnect the K6 connector from the CPU board. Insert the tester probes between pins 1 and
2 (ground) on the same connector. You should get a reading of approximately 12 Vdc.
(5) Check the continuity of the cable wires, following the diagram in paragraphs 2.6. and 2.5. .
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