Sony MZ-R91 service manual Clearing Self-Diagnosis Data and Total Recording Time

• Description of Indication History

History code number	Description
1st0	The first error
1st1	Total recording time when 1st0 was generated (Higher rank byte)
1st2	Total recording time when 1st0 was generated (Lower rank byte)
N 0	The last error
N 1	Total recording time when N 0 was generated (Higher rank byte)
N 2	Total recording time when N 0 was generated (Lower rank byte)
N-10	One error before the last.
N-11	Total recording time when N-10 was generated (Higher rank byte)
N-12	Total recording time when N-10 was generated (Lower rank byte)
N-20	Two errors before the last.
N-21	Total recording time when N-20 was generated (Higher rank byte)
N-22	Total recording time when N-20 was generated (Lower rank byte)
REC	Total recording time *

* Total recording time

Total recording time is recorded in minutes. It is recorded in hexadecimal format and up to 65,535 min. can be counted. It returns to “0000h” when recorder goes beyond this limit.

• Description of Error Indication Codes

Problem	Indication code	Meaning of code	Description
No error	00	No error
	01	Illegal access target address	Attempt to access an abnormal address
		was specified
Servo error	02	High temperture	High temperture
	03	Focus error	Forcus could not be applied
	04	Spindle error	Abnormal lotation of disc
	21	Initial low battery	Abnormal voltage at initialization
Power error	22	Low battery	Momentary interruption detected
	23	Low battery NI	Momentary interruption detected (NiMH)
	24	Low battery AM	Momentary interruption detected (AM)

[Clearing Self-Diagnosis Data and Total Recording Time]

1.Setting the test mode. (See page 11.)

2.Move up the jog key on the set or press the [DISPLAY] key on the remote commander activates the self-diagnosis display mode.

3.Press the X key or [REC] key on the set during display of self-diagnosis data when clearing the self-diagnosis data, or during display of total recording time when clearing the total recording time. Thus, “ClrOK?” will be displayed on the LCD, and press the same key again, and when self-diagnosis data is cleared “ErrCLR” is displayed and the data is cleared. Also when total recording time is cleared, “ ReeT O” is displayed and it is cleared.

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