Aiwa AM-HX50, Руководство по обслуживанию

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3. Starting and stopping the adjustment mode
Operation of the adjustment mode is checked using the LCD of the remote control.
MAIN board test point
(1) Starting
While shorting TP1 of the main board, turn on the power (by installing the battery).
When the adjustment mode starts, the EL back indicator and all LCD indicators light, then “Manufacture MODE” appears.
After checking the startup, press the STOP key to display “IDLE”.
(2) Stopping
To stop the adjustment mode, turn off the power.
(3) Used discs
PIT disc (pre-mastered disc): TEST DISC (TGYS1)
GRV disc (MO disc): SONY MDW-74 (fully pre-recorded disc)
(4) Precautions
• If the disc is dirty or scratched, the adjustment may not be completed.
• Perform the adjustment with the cassette holder of the main unit facing upward.
• Do not adjust manually.
• If “NO ADJ” appears during normal use, it means that the adjustment has not completed.
(5) Prohibited items
Do not press the MODE or DSL/ENTER key of the remote control as this enters the mode for factory use.
When changing the data in this mode, normal operation cannot be performed.
GND
VDD
TP1
IC200
IC300
L
TR NO.
D E I
PRGM
RNDM
1
TR NO.
M a n u f a c t r u