Test Mode - Yamaha CDC-697 Service Manual

I TEST MODE
• Starting TEST mode
Test mode is started when the power is turned on while the "PLAY/PAUSE" and "STOP" keys on the panel are
simultaneously pressed and held.
When the test mode is started, as shown below is displayed.
NOTE: To fully operate all test modes the remote control must be used.
• Function List of Panel Keys
Panel key
OPEN/CLOSE Tray open/close.
Rotating the mode of coefficients. (Coefficient mode → Coefficient setting → Product mode) Pressing
PLAYXCHANGE
twice will set to the product mode.
PLAY/PAUSE Plays if focus servo is effective. TRON, MUTE OFF.
STOP All stop. (Focus, spindle, feed, laser, tray, etc..) Initializes FL display.
T T SKIP Backward traverse move. (If inner SW turns on, traverse is stopped.)
T T T
(Coefficient set up mode: upper digit down.)
SKIP Forward traverse move.
Y Y Y Y Y
(Coefficient set up mode: upper digit up.)
DISC 1 Returns to product mode. (Tray and table inoperative.)
DISC 2 Adjustment mode 1 (TR-offset, FO-offset, FO-rough gain adjustment.)
DISC 3 Adjustment mode 2 (TR-balance, TR-rough gain adjustment.)
DISC 4 Adjustment mode 3 (FO-fine gain, TR-fine gain, FO-balance adjustment.)
DISC 5 (Note 1) Measure the rotating time of the table (rotate slow).
(Note 1) Measure the rotating time of the table (rotate fast/rotate slow).
1. Display for time mesurement.
The time display shows the time for 1 rotation of the table.
The unit of time is 0.1 second (rotate fast) or 1 second (rotate slow).
2. When the disc table is not positioned correctly, be sure to turn the disc table one full rotation by using the "DISC
SKIP q q q q q " or "DISC SKIP
"TEST" is displayed.
The firmware version of microprocessor and check sum value are displayed.
Starting TEST mode.
Clockwise
Counter clockwise
w w w w w " keys on the remote control unit before canceling the TEST mode.
Note: "traverse servo" means the same as "feed servo".
Function
CDC-697
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