Read Sharp CD-MD3000 (serv.man8) Service Manual online
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CD-MD3000H/CD-MD3000W
2. Soft reset
Purpose: To initialize the unit.
Function: To initialize all functions.
Operation: "ALL CLEAR" is displayed, all functions are initialized, and the unit is turned on.
Function: To initialize all functions.
Operation: "ALL CLEAR" is displayed, all functions are initialized, and the unit is turned on.
To exit the test mode
When the initialization through soft reset is complete, the unit is turned on.
Table Character display for test mode 2
3. CD test mode (If this test mode is not activated, refer to CD troubleshooting on page 89.)
In the CD test mode, each step can be performed even if the LID-SW is off. However, if you cannot obtain a focus in step
3 or if other kind of error handling starts, you cannot proceed to the following steps. In error handling, press the POWER key
to exit the test mode, or press the STOP key to prohibit operations other than returning to step 1.
3 or if other kind of error handling starts, you cannot proceed to the following steps. In error handling, press the POWER key
to exit the test mode, or press the STOP key to prohibit operations other than returning to step 1.
(1) Step 1 mode
In the CD test mode, the following display appears, CD initialization is performed, and you are prompted for data.
Reset operation display / Operation
"CD_TEST"
After lighting up for one second
In the CD test mode, the following display appears, CD initialization is performed, and you are prompted for data.
Reset operation display / Operation
"CD_TEST"
After lighting up for one second
"T1___________0:00"
The keys you can press here and the resulting operations are as follows:
The keys you can press here and the resulting operations are as follows:
"POWER" ........... The test mode is turned off, the power is turned off, and the unit is placed in the normal stand-by mode.
"FWD" ................ While holding down this key, the pickup moves outward after returning to the innermost track.
"REV" ................. While holding down this key, the pickup moves inward after returning to the innermost track.
"PLAY" ............... Jumps to step 2.
"STOP" ............... Cancelled.
"TAPE REC" ...... Jumps to step 5.
"FWD" ................ While holding down this key, the pickup moves outward after returning to the innermost track.
"REV" ................. While holding down this key, the pickup moves inward after returning to the innermost track.
"PLAY" ............... Jumps to step 2.
"STOP" ............... Cancelled.
"TAPE REC" ...... Jumps to step 5.
* While the pickup is moving to the innermost track in the initialization, none of the keys except POWER is accepted. When PU-
IN SW ON cannot be detected in ten seconds, the unit stops the slide motor and shows the following error code. Then, you
can press the POWER key to exit the test mode, or the STOP key to return to step 1. You cannot perform other operations.
can press the POWER key to exit the test mode, or the STOP key to return to step 1. You cannot perform other operations.
"E--CD01"
(2) Step 2 mode
When the "PLAY" key is pressed in the above mode, the laser is turned on. At this time, another operation must not be
When the "PLAY" key is pressed in the above mode, the laser is turned on. At this time, another operation must not be
performed.
Display "T2___________0:00"
The keys you can press here and the resulting operations are as follows:
"POWER" ........... The test mode is turned off, the power is turned off, and the unit is placed in the normal stand-by mode.
"FWD" ................. While holding down this key, the pickup is moved outward.
"REV" .................. While holding down this key, the pickup is moved inward.
"PLAY" ................ Jumps to step 2.
"STOP" ............... Returns to step 1.
"TAPE REC" ....... Jumps to step 5.
The keys you can press here and the resulting operations are as follows:
"POWER" ........... The test mode is turned off, the power is turned off, and the unit is placed in the normal stand-by mode.
"FWD" ................. While holding down this key, the pickup is moved outward.
"REV" .................. While holding down this key, the pickup is moved inward.
"PLAY" ................ Jumps to step 2.
"STOP" ............... Returns to step 1.
"TAPE REC" ....... Jumps to step 5.
Reset operation
Operation
A
L
L
C
L
E
A
R
display
Character display
Item
Type
Auxiliary display
1
2
3
4
5
6
7
8
9 10
Auxiliary display
Note
(3) Step 3 mode
Performs focus search and turns on the focus servo.
Focus search is repeated until it is brought into focus.
Performs focus search and turns on the focus servo.
Focus search is repeated until it is brought into focus.
Display "T3___________0:00"
The keys you can press here and the resulting operations are as follows:
"POWER" ........... The test mode is turned off, the power is turned off, and the unit is placed in the normal stand-by mode.
"FF/FWD" ........... While holding down this key, the pickup is moved outward.
"REW/REV" ........ While holding down this key, the pickup is moved inward.
"PLAY" ................ Jumping to step 4 when a focus is obtained. Otherwise, data entry is prohibited.
"STOP" ............... Returns to step 1.
"TAPE REC" ....... Jumps to step 5.
* You should return to step 1 if it is out of focus after bringing it into focus.
The keys you can press here and the resulting operations are as follows:
"POWER" ........... The test mode is turned off, the power is turned off, and the unit is placed in the normal stand-by mode.
"FF/FWD" ........... While holding down this key, the pickup is moved outward.
"REW/REV" ........ While holding down this key, the pickup is moved inward.
"PLAY" ................ Jumping to step 4 when a focus is obtained. Otherwise, data entry is prohibited.
"STOP" ............... Returns to step 1.
"TAPE REC" ....... Jumps to step 5.
* You should return to step 1 if it is out of focus after bringing it into focus.
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