Denon DN-D4000 Service Manual page 7

SERVICE PROGRAM
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Required Measuring Implement
1. Reference disc (TCD784 or CO-74176)
1. What is Service Program
Service program is a special program intended for confirming servo functions etc.
2. Contents of Service Program
Switch on the power while pushing the CD1's PITCH BEND + button and CD2's OPEN/CLOSE button at the same
time. After actuating the servo program, select an aiming process number with the SELECT knob, A1 button, or A3 button.
Press the SELECT knob to execute the selected process, the process number is then displayed on the track indicator of the
display. To exit from the service program, just switch off the power.
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L 13942296513
SELECT knob
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Function
(Character-display)
Check Version with JOG dial.
μcom Version check
1. System μcom version No.:
(Version No.)
2. RC μcom version No.: "RC_VerXXXX"
Turn the JOG dial to display the logging error codes in the occurred order.
"ErrXX_E * * * "
10 error logs are memorized at maximum.
Error Code Check
Kinds of Error Code, displayed
(Error Data)
Error Code Table
Pressing SELECT knob enters to data erase mode. ("Err Clear?" is displayed.)
If the SELECT knob is pushed again, the memorized error data are cleared.
Total time span of servo function that counted by the hour is displayed.
"R.Tim XXXXH"
Total Running Time
Note: No time is counted if disc tray is opened within 59 minutes.
(Total_Time)
Pressing SELECT knob enters to data erase mode. ("Time Clear?" is displayed.)
If the SELECT knob is pushed again, the memorized time data are cleared.
Starts automatic servo adjustment when the SELECT knob is pushed, and after
completing the adjustment, sort of the used disc is indicated. Data is selectable with
the JOG dial.
1. Focus gain data
2. Focus balance data
3. Focus offset data
Automatic
4. Tracking gain data
Servo Adjustment
5. Tracking balance data
call
6. Tracking offset data
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Contents
"SysVerXXXX"
XX : occurred order
Q Q
3 6 7 1 3 1 5
"Servo_Data"
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DN-D4000
9 4 2 8
E * * * : error code
0 5 8 2 9 9 4 2 8
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