Sony MCC3000MT, Service Manual

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Self-Diagnosis Result
The result of self-diagnosis is composed of the diagnostic item ID (Diag ID) for the Item and Try, Success, and Result
for the item. The result of the self-diagnosis for each item is displayed after execution.
Category Description
Try Shows the number of trials of the self-diagnosis.
Success Shows the number of internal successes of the self-diagnosis.
Result Shows the result of the self-diagnosis. “0” means no problems. When a value other than “0” is
displayed, check the details for each self-diagnostic item.
Details of Self-Diagnosis
This section describes self-diagnostic items included in each Item. The values in the Error value column show the value
for errors. The value is “0” when there is no error.
Item 1: Image Processor Block Diagnosis
Image processor block diagnosis analyzes the following contents.
Note
Both of Type 1 and Type 2 take approximately 10 seconds for diagnosis.
ID Diagnosis Description Error Value Type 1/2 Note
0x08 Number of RPN registrations check -1: Exceeding RPN max number 1, 2 —
0x09 Reading/Writing data test to CMOS
block, video signal bus connection
test between CMOS and camera sig-
nal processor IC -1: CMOS Read/Write NG or CMOS
video signal bus NG 1, 2 —
0x0a Communication test of camera signal
processor IC -5: Camera signal processor IC Read/
Write NG 1, 2 —
When an error is detected in the item, it indicates a possible error in the hardware.
Item 2: Display Block Diagnosis
Display block diagnosis analyzes the following contents.
ID Diagnosis Description Error Value Type 1/2 Note
0x01 Communication signal line test of
LCD -1: Connection error 1, 2 —
0x02 Communication signal line test of
COPRO (SAD) -1: Connection error 1, 2 —
Item 3: Media Block Diagnosis
Note
Media block is not installed in this unit.
Do not execute Item 3.
Item 4: Audio Block Diagnosis
Audio block diagnosis analyzes the following contents.
ID Diagnosis Description Error Value Type 1/2 Note
0x02 Memory area check for audio block -1: Memory read/write comparison
NG 1, 2 —
MCC-3000MT
3-10