Technisonic Industries Limited T1088 ユーザーズマニュアル

6881094C31-C

October 14, 2003

Troubleshooting Charts: Display Failure (NTN9564)

5-11

NOTE: The NTN9564 VOCON board is compatible only with the 7285726C01 display module.

MAEPF-27404-O

End

Replace

LCD Display

Check integrity

of B102

1.8<V<1.95V?

No Display

Problem

Resolved?

No

No

Yes

Yes

Replace

B102

Verify VSW2

(1.85V) using

DC Supply Failure

flowchart

B102 OK?

No

Yes

Check DC on

J301, pin 17

1