Test Mode - Yamaha CDR-D651 Service Manual

CDR-D651

TEST MODE

Test Mode
In the test mode, only the CD drive side functions.
There are two test modes. One is Product Test Mode and
the other is PCB Test Mode.
In both modes, the test results can be checked with the
contents displayed on the fluorescent character display
tube. Refer to the separate table for the contents to be
displayed.
Starting the Test Mode
1. In the power off state, press the POWER button while
pressing ( ) and (
of the Front Panel.
2. When the power is turned on and the hand is off from
the button, the mode is set to the Product Test Mode.
At this time, "FQA Mode" appears on the display.
Front panel
(A) OPEN/CLOSE
(A) PLAY/PAUSE
(A) STOP
(A) SKIP -
(A) SKIP +
(B) OPEN/CLOSE
(B) PLAY/PAUSE
(B) STOP
(B) SKIP
(B) SKIP
DISPLAY A
DISPLAY B
TEXT/TIME
REC
REC MUTE
COPY
REC MODE
TRACK No.
FINALIZE
ERASE
INPUT
7
) buttons of the DISC A side
Remote controller
(A) OPEN/CLOSE
PLAY
STOP
SKIP -
SKIP +
(B) OPEN/CLOSE
REC
REC MUTE
COPY
REC MODE
TRACK No. WRITE
FINALIZE
ERASE
INPUT
DISPLAY A/B
TEXT
Changing to the PCB Test Mode (service)
Operation on the main unit:
1. In the Product Test Mode, push the MULTI JOG knob.
2. Select the test mode by turning the MULTI JOG knob.
At this time, "PCB Test" appears on the display.
3. Press the MULTI JOB knob to finalize the mode
selection.
Operation on the remote controller:
1. Press the [EDIT] button.
2. Press the [DELETE] button and select the test mode.
At this time, "PCB Test" appears on the display.
3. Press the [SET] button to finalize the mode selection.
After either of the above operations, the mode changes to
the PCB Test Mode.
Use the same procedure to change the mode from the
PCB Test Mode to the Product Test Mode.
CODE PCB Test Mode (service)
81 (A) Drive open/close
82 (A) Playback if FOCUS ON
84 (A) All at stop
86 (A) FEED shift toward inner track
87 (A) FEED shift toward outer track
C1
(A) Spindle acceleration
(A) All at stop
MUTE OFF
MUTE ON
FL display test
A0
A1
A3
A2 Servo gain changed *
2
A7 Version check *
A5 EEPROM test
A6 Output changed
AB Analog input changed
9F
9D
1