Electrical Adjustments - Sony MZ-E33 Service Manual

Notes for Adjustment
• In this set, automatic adjustment of CD and MO can be per-
formed by entering the test mode.
• Adjustments are performed in the overall adjustment mode. If
an item is determined as NG, the item is readjusted in servo
mode.
Adjustment Method in Overall Adjustment Mode
1. Enter the test mode and press the VOL + key to enter overall
adjustment mode.
2. Insert the test CD (TGYS-1) or SONY MO disk (recorded) com-
mercially available.
3. Press the " key twice. The disc is determined whether it is CD
or MO and each adjustment mode is set. Automatic adjustments
are performed in the order of the items listed below.
• In CD Automatic Adjustment Mode
No. Mode
061
1
071
2
062
3
051
4
052
5
051
6
053
7
054
8
055
9
056
10
057
11
056
12
058
13

ELECTRICAL ADJUSTMENTS

Description
Sled in
Focus search
Sled out 5
CD FE balance
CD FE gain
CD FE balance
CD ABCD gain
CD focus gain
CD tracking gain
CD RF offset
CD RF gain
CD RF offset
CD Focus bias
SECTION 5
• In MO Automatic Adjustment Mode
No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
– 11 –
Mode Description
061
Sled in
071
Focus search
062
Sled out
031
MO FE balance
032
MO FE gain
031
MO FE balance
033
MO ABCD gain
034
MO focus gain
035
MO tracking gain
036
MO RF gain
037
MO ADIP gain
039
MO focus bias A
073
ADER check
071
Focus search
031
MO FE balance
032
MO FE gain
031
MO FE balance
033
MO ABCD gain
034
MO focus gain
035
MO tracking gain
036
MO RF gain
037
MO ADIP gain
039
MO focus bias A
073
ADER check
061
Sled in
071
Focus search
041
Low reflection CD FE balance
042
Low reflection CD FE gain
041
Low reflection CD FE balance
043
Low reflection CD ABCD gain
044
Low reflection CD focus gain
045
Low reflection CD tracking gain
046
Low reflection CD RF offset
047
Low reflection CD RF gain
061
Sled in
071
Focus search
041
Low reflection CD FE balance
042
Low reflection CD FE gain
041
Low reflection CD FE balance
043
Low reflection CD ABCD gain
044
Low reflection CD focus gain
045
Low reflection CD tracking gain
046
Low reflection CD RF offset
047
Low reflection CD RF gain