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6.12. SERVICE 13
Device Check
[ Content ]
Checks for malfunctions at the main PCB's IC4 and IC8, and
peripheral circuitry.
[ Operating procedure ]
Checks for malfunctions at the main PCB's IC4 and IC8, and
peripheral circuitry.
[ Operating procedure ]
1. Select [ SERVICE 13 ] on the service mode menu and
then press the [PLAY/STOP] button, then displayed the
device check screen.
device check screen.
2. The check results automatically then display approxi-
mately 5 seconds later.
3. Open the battery cover to complete the procedure.
When the error occurs:
If an error is found, the check operation is stopped, and NG
is displayed in the error device.
is displayed in the error device.
Open the battery cover to complete the procedure.
6.13. MODEL
Model and Region Setting
[ Content ]
Model and region information are rewitten, and it makes it to
the default corresponding to them.
NOTE:
Model and region information are rewitten, and it makes it to
the default corresponding to them.
NOTE:
1. When replacement the IC or electric part, should be per-
formed this mode.
Initialization and writing data are done by performed this
mode.
Initialization and writing data are done by performed this
mode.
2. This mode is not used by a usual confirming the opera-
tion, and uses it when abnormality is found in the model
and region display by [SERVICE 4] and wrong operation
on service mode.
and region display by [SERVICE 4] and wrong operation
on service mode.
[ Operating procedure ]
1. Select [ MODEL ] on the service mode menu and then
press the [PLAY/STOP] button, then displayed the model
and region setting screen.
and region setting screen.
2. Select the region using [ + ] or [ - ] button, and then press
the [PLAY/STOP] button.
3. After completing the setting, automatically power off.
NOTE:
After this mode is performed, confirm that the region is
correctly setting by [ SERVICE 4 ].
correctly setting by [ SERVICE 4 ].
Display
Content
Symptom/Condition
Cause & Countermeasure
SRAM : NG Possible cause: Main PCB
IC4 malfunction.
Check the main PCB IC4
and peripheral circuitry.
and peripheral circuitry.
SRAM2 : NG Possible cause: Main PCB
IC8 malfunction.
Check the main PCB IC8
and peripheral circuitry.
and peripheral circuitry.
ASIC : NG
A-CORE : NG
A-CORE : NG
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