Sony DVCAM DSR-25, Service Manual

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5-34
DSR-25
5-2-3. SERVICE MODE
1. Emergence Memory Address
Page C Address 38 to 43
Address Contents
38 EMG code when first error occurs
3A
Upper: MSW code when shift starts when first error
occurs
Lower: MSW code when first error occurs
3B
Lower: MSW code to be moved when first error
occurs
3C EMG code when second error occurs
3E
Upper: MSW code when shift starts when second
error occurs
Lower: MSW code when second error occurs
3F
Lower: MSW code to be moved when second error
occurs
40 EMG code when last error occurs
42
Upper: MSW code when shift starts when last error
occurs
Lower: MSW code when last error occurs
43
Lower: MSW code to be moved when last error
occurs
When no error occurs in this unit, data “00” is written in the above
addresses (38 to 43). when first error occurs in the unit, the data
corresponding to the error is written in the first emergency ad-
dress (38 to 3B). In the same way, when the second error occurs,
the data corresponding to the error is written in the second emer-
gency address (3C to 3F).
Finally, when the last error occurs, the data corresponding to the
error is written in the last emergency address (40 to 43).
Note: After completing adjustments, be sure to initialize the data
of addresses 38 to 43 to “00”.
Initializing method:
1) Select page: 0, address: 01, and set data: 01.
2) Select page: C, address: 38, set data: 00, and press the PAUSE
button.
3) Select address: 39 to 43 and set data “00” into them in the
same way as in address: 38.
4) Select page: 0, address: 01, and set data: 00.
2. EMG Code (Emergency Code)
Codes corresponding to the errors which occur are written in ad-
dresses 38, 3C, 3E. The type of error indicated by the code are
shown in the following table.
Code Error Type
00 No error (Initial state)
10 Loading motor time-out during LOAD
11 Loading motor time-out during UNLOAD
20 Error during tape take up
22 T reel error
23 S reel error
25 Reel motor error
30 Error during normal capstan rotation
40 FG error during drum start-up
42 FG error during normal drum rotation
50 DEW detection
52 Wet DEW detection
70 Cassette compartment LOAD error
71 Cassette compartment UNLOAD error
72 Retry error because something is caught