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MJ-L7
@ Disc loading is incorrec
Is disc loaded when it is inserted?
NO
v
Is Pin 4 of CN1601 set to "L"?
Check CN1601 and SW1956.
YES
v
Does either Pin 6 or 7 of C1601 change?
v
Check 1C1401.
>
YES
i NO
Does either Pin 10 or 11 of 1C1601 change?
NO
YES
v
Check CN1602 and |C1601.
Check the MD MECHA MO Assy.
YES
v
Does the system eject when the MD removal button is
pressed?
NO
YES
v
The disc table retracts after ejection is completed.
Check CN1601 and SW1956.
@ The system does not playback
The system play back neither reflection discs.
YES
5
Go to "CHECKING BY TEST MODE".
$
NO
v
ve
The system does not playback only high-reflection discs.
The system does not play back only low-reflection discs.
YES
v
Is Pin 93 of |C1401 set to 2.17V+0.3V (low-reflection
discs) 3.15V+0.3V (high-reflection discs) in Test mode,
with high-reflection disc inserted?
eS
Is Pin 93 of |C1401 set to 1.0V+0.3V, with low-reflection
disc (recording possible} inserted?
YES
NO
>
o<
v
Go to "NORMAL PLAYBACK" after readjustment.
54
Check SW1951/SW1952, MD MECHA SW Assy and
CN1601.
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