Adjustment Procedure - Sharp TU-GA1U-S Service Manual

TU-GA1U-S
TU-GAD
This section describes the adjustment procedures which should be followed after replacement of faulty PWB (unit),
with special emphasis on the precautions to be taken after replacement of Main Unit (DUNTKC619) or CPU Unit
(DUNTKC427).
[Replacement of faulty CPU Unit]
1. Adjustment data are stored in the Main Unit. Therefore, no adjustment is needed after replacement of the CPU Unit.
[Replacement of faulty Main Unit]
1. A new Main Unit has no adjustment data. Therefore, all items need to be adjusted.
[Replacement of faulty IC2102 inside Main Unit]
1. A new IC2102 has no adjustment data. However, the data stored in the CPU Unit are automatically recognized and
loaded. Therefore, no adjustment is necessary.
Important * Be sure to follow the step below.
[Precaution after PWB replacement or adjustment]
1. After replacement of PWB or adjustment of each part, set "KEY WRITE" to "ON" which is shown in the
adjustment OSD menu (Page 2/15). Then press "Enter" and reboot the system.

ADJUSTMENT PROCEDURE

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