• Description of History Codes

History code number

Description

1st

0

The first error

1st

1

00 indicated

1st

2

 

N

0

The last error

N

1

00 indicated

N

2

 

N-1

0

One error before the last.

N-1

1

00 indicated

N-1

2

 

N-2

0

Two errors before the last.

N-2

1

00 indicated

N-2

2

 

R

 

Total recording time *1)

• Description of Error Indication Codes

*1) Total recording time

Total recording time is recorded in minutes as an index for load to the OP. It is recorded in hexadecimal format and up to 65,535 min. (about 886 discs of 74-minute disc) can be counted. It returns to “0000h” when recorder goes beyond this limit.

Example : REC 000A nApprox. 10 min. REC 00A0 nApprox. 160 min. REC 0A00 nApprox. 2,560 min.

Problem

Indication code

Meaning of code

Description

No error

00

 

 

 

 

 

Abnormal disc RPM.

 

01

Servo error

Focus out of alignment.

Abnormal stop

 

 

Attempt to access an abnormal address.

 

 

 

02

ADIP read error

Unable to read the ADIP address.

during recording

03

Shock detected during write

Jumped by 1.5 tracks or more due to shock during write.

 

 

04

Shock detected during

Shock detected when laser was moving down.

 

laser down

 

 

 

 

 

 

 

Abnormal stop

11

No focus applied

Focus could not be applied.

12

CRC error

Unable to read the address.

during playback

15

FG error

Abnormal rotation of disc.

 

Abnormal stop of

21

Lower voltage due to overload

Power voltage reduced due to overload.

 

 

 

22

Momentary interruption

Momentary interruption detected.

recording/playback

 

Lower power voltage in motor

Power voltage for motor continuously reduced to less than

caused by power

23

system

1V.

system

 

 

 

 

24

Low power voltage in DSP

 

 

 

2-6. CLEARING THE ERROR INDICATION CODE AND TOTAL RECORDING TIME

After repair, reset the error indication code.

Reset the total recording time when you have replaced the OP.

1.Go into the self-diagnostic mode. (See page 5.)

2.To reset the error indication code, slide REC c key when the code is displayed.

(All data including 1st, N , N-1 and N-2 are reset.)

3.To reset the total recording time, slide REC c key when the time is displayed.

– 6 –

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Sony MZ-R37 Clearing the Error Indication Code and Total Recording Time, Description of History Codes History code number