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MDX-596
MDX-596
21
NO
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YES
NO
▼
YES
▼
YES
YES
▼
YES
▼
YES
▲
▲
▲
Disc cannot be loaded properly.
Does the loading function work properly when a disc is inserted?
Does No.5 pin of CN1401 become “H”?
Check CN1401, CN1931 and SW1932.
Does a change occur at either No.12 or 13 pin of IC1601?
Does a change occur at either No.19 or 20 pin of IC1601?
Check CN1401, CN1931 and IC1601.
Check IC1401.
Check M903.
Does eject function work when the MD eject button is pressed?
Is the disc drawn in again immediately after it is ejected?
Check CN1901 and SW1932.
▼
NO
NO
NO
YES
▼
YES
YES
YES
YES
NO
NO
NO
▼
NO
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▼
▼
▼
Proceed to the check item “Checking by using the test mode”.
Is the play mode unavailable only with the high reflecting disc?
The play mode unavailable only with the low reflecting disc.
Is the voltage at No.93 pin of IC1401 1.45
±
0.15V in the test
mode state with a high reflecting disc loaded?
Is the voltage at No.93 pin of IC1401 with a low reflecting disc loaded
1.75V
±
0.15V (recordable) or 2.15V
±
0.15V (recording inhibited)?
After readjustment, proceed to the check item “Normal reproduction”.
Check SW1931, loading circuit board and CN1931.
Play mode is not available.
Is the play mode unavailable with either high reflecting disc
or low reflecting disc?
▼
YES
▼
▼
▼
Summary of Contents for MDX-596
Page 59: ...MDX 596 MDX 596 ...