Read Sharp CD-C607H (serv.man5) Service Manual online
CD-C607H/611H
– 11 –
TEST MODE
Since this CD system incorporates the following automatic adjustment function, when the pickup is replaced, it is not necessary
to readjust it.
Since this CD unit does not need adjustment, the combination of PWB and laser pickup unit is not restricted.
to readjust it.
Since this CD unit does not need adjustment, the combination of PWB and laser pickup unit is not restricted.
CD SECTION
Figure 11-1
Note:
Only in STOP state it is possible to slide the pickup with the (
) or (
) key.
VOL. --- Last memory
BAL. --- CENTER
R.GEQ. --- FLAT
X-BAS --- OFF
BAL. --- CENTER
R.GEQ. --- FLAT
X-BAS --- OFF
Canceling method - POWER OFF
• Setting the test mode
Any one of test mode can be set by pressing several keys as follows.
<REC. PAUSE> + <DISC. SKIP> + <POWER> TEST: CD operation test
• TEST mode
Function — CD test mode
Any one of test mode can be set by pressing several keys as follows.
<REC. PAUSE> + <DISC. SKIP> + <POWER> TEST: CD operation test
• TEST mode
Function — CD test mode
Setting of TEST mode
Indication of CD TST mode (Fig. 11-1)
OPEN/CLOSE operation is manual operation.
The pickup can be moved by using the (
) or (
) key.
<MEMORY>
LASER ON
LASER ON
<PLAY> key input
Press <STOP> key.
Stop
TOC. IL is performed, and the ordinary PLAY is performed.
If the following key is pressed during PLAY, it is possible
to specify directly any Track No.
<Disc Number 1> key: Track 4
<Disc Number 2> key: Track 9
<Disc Number 3> key: Track 15
If the following key is pressed during PLAY, it is possible
to specify directly any Track No.
<Disc Number 1> key: Track 4
<Disc Number 2> key: Track 9
<Disc Number 3> key: Track 15
<MEMORY>
Tracking on the spot.
SERVO OFF PLAY
Tracking on the spot.
SERVO OFF PLAY
<MEMORY>
Tracking on the spot.
SERVO ON PLAY
SERVO ON PLAY
STOP
IL is not performed.
<STOP>
1
2
3
Figure 11-2
Figure 11-3
Figure 11-4
• Automatic adjustment item
1. Focus offset (Fig. 11-2)
2. Tracking offset (Fig. 11-3)
3. E/F balance (tracking error balance) (Fig. 11-4)
4. RF level AGC function (HF level: constant)
5. RF level automatic follow-up of the tracking gain
1. Focus offset (Fig. 11-2)
2. Tracking offset (Fig. 11-3)
3. E/F balance (tracking error balance) (Fig. 11-4)
4. RF level AGC function (HF level: constant)
5. RF level automatic follow-up of the tracking gain
This automatic adjustment is performed each time a disc is
changed. Therefore, each disc is played back using the
optimal settings.
changed. Therefore, each disc is played back using the
optimal settings.
2
0.1s
0.50 V
IC1 20 FE
0.50 V
IC1 20 FE
0.1s
0.50 V
IC1 7 TE
0.50 V
IC1 7 TE
1
FOCUS
OFF-SET
ADJUST
OFF-SET
ADJUST
TRACKING
OFF-SET
ADJUST
OFF-SET
ADJUST
2
1
10ms
0.50 V
IC1 20 FE
0.50 V
IC1 20 FE
10ms
0.50 V
IC1 7 TE
0.50 V
IC1 7 TE
Enlarged
View
View
TRACKING
OFF-SET
ADJUST
OFF-SET
ADJUST
2
1
TO
TE
200 ms
1V/diV
IC 1 15
1V/diV
IC 1 15
200 ms
1V/diV
IC 1 7
1V/diV
IC 1 7
TRACKING/
ERROR
BARANCE
ADJUST
ERROR
BARANCE
ADJUST
CD ERROR CODE DESCRIPTION
When a malfunction occurs during CD operation, an error
code will be displayed to identify the function in CD operation
which failed.
code will be displayed to identify the function in CD operation
which failed.
Error
State Code
0001
Cannot detect pickup-IN SW
0101
Tray close operation error
0105
Tray close operation error
0201
Tray open operation error
0203
Tray open operation error
0304
Disc skip operation error
0305
Disc skip operation error
0307
Disc skip operation error
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