Sony DVP-S533D Service Manual ▷ View online
7-1
SECTION 7
ELECTRICAL ADJUSTMENTS
DVP-S533D
In making adjustment, refer to 7-3. Adjustment
Related Parts Arrangement.
Related Parts Arrangement.
Note
: During diagnostic check, the characters and color bars can
be seen only with the NTSC monitor. Therefore, for diag-
nostic check, use the monitor that supports both NTSC and
PAL modes
nostic check, use the monitor that supports both NTSC and
PAL modes
This section describes procedures and instructions necessary for
adjusting electrical circuits in this set.
adjusting electrical circuits in this set.
Instruments required:
1) Color monitor TV
2) Oscilloscope 1 or 2 phenomena, band width over 100 MHz,
2) Oscilloscope 1 or 2 phenomena, band width over 100 MHz,
with delay mode
3) Frequency counter (over 8 digits)
4) Digital voltmeter
5) Standard commander
4) Digital voltmeter
5) Standard commander
(RMT-D108A)
6) DVD reference disc
HLX-501 (J-6090-071-A) (dual layer)
HLX-503 (J-6090-069-A) (single layer)
HLX-504 (J-6090-088-A) (single layer)
HLX-505 (J-6090-089-A) (dual layer)
HLX-503 (J-6090-069-A) (single layer)
HLX-504 (J-6090-088-A) (single layer)
HLX-505 (J-6090-089-A) (dual layer)
7) SACD reference disc
HLXA-509 (J-6090-090-A)
7-1. POWER SUPPLY ADJUSTMENT
1. Power Supply Check (HS-030SF BOARD)
Mode
E-E
Instrument
Digital voltmeter
+5 V Check
Test point
CN202 pin 5
Specification
5.0 ± 0.2 Vdc
+3.3 V Check
Test point
CN202 pin 7
Specification
3.3 ± 0.2 Vdc
EVER+5 V Check
Test point
CN203 pin 2
Specification
5.0 ± 0.2 Vdc
P_CONT Check
Test point
CN203 pin 1
Specification
4V – 5 Vdc
A +12 V Check
Test point
CN202 pin 1
Specification
9.5 Vdc
–12 V Check
Test point
CN203 pin 5
Specification
–12.0 ± 1.0 Vdc
M +12 V Check
Test point
CN202 pin 2
Specification
12.0 ± 1.0 Vdc
Checking method:
1) Confirm that each voltage satisfies the specification.
+1.5
–0.5
–0.5
7-2
7-2. ADJUSTMENT OF VIDEO SYSTEM
1. Video Level Adjustment (MB-85 BOARD)
<Purpose>
This adjustment is made to satisfy the NTSC standard, and if not
adjusted correctly, the brightness will be too large or small.
This adjustment is made to satisfy the NTSC standard, and if not
adjusted correctly, the brightness will be too large or small.
Mode
Video level adjustment in test mode
Signal
Color bars
Test point
LINE OUT (VIDEO) connector
(75
(75
Ω
terminated)
Instrument
Oscilloscope
Adjusting element
RV401
Specification
1.0 ± 0.02 Vp-p
Adjusting method:
1) In the test mode initial menu “6” Video Level Adjustment, set
1) In the test mode initial menu “6” Video Level Adjustment, set
so that color bars are generated.
2) Adjust the RV401 to attain 1.0 ± 0.02 Vp-p.
Figure 7-1
2. S-terminal Output Check (MB-85 BOARD)
<Purpose>
Check S-terminal video output. If it is incorrect, pictures will not
be displayed correctly in spite of connection to the TV with a S-
terminal cable.
Check S-terminal video output. If it is incorrect, pictures will not
be displayed correctly in spite of connection to the TV with a S-
terminal cable.
Mode
Video level adjustment in test mode
Signal
Color bars
Test point
S VIDEO OUT (S-Y) connector
(75
(75
Ω
terminated)
Instrument
Oscilloscope
Specification
1.0 ± 0.1 Vp-p
Checking method:
1) In the test mode initial menu “6” Video Level Adjustment, set
1) In the test mode initial menu “6” Video Level Adjustment, set
so that color bars are generated.
2) Confirm that the S-Y level is 1.0 ± 0.1 Vp-p.
Figure 7-2
3. Checking Component Video Output B-Y
(MB-85 BOARD)
<Purpose>
This checks component video output B-Y. If it is incorrect, cor-
rect colors will not be displayed when connected to, for instance,
projector.
This checks component video output B-Y. If it is incorrect, cor-
rect colors will not be displayed when connected to, for instance,
projector.
Mode
Video level adjustment in test mode
Signal
Color bars
Test point
COMPONENT VIDEO OUT (B-Y)
connector (75
connector (75
Ω
terminated)
Instrument
Oscilloscope
Specification
700 ± 70 mVp-p
Checking method:
1) Confirm that the B-Y level is 700 ± 70 mVp-p.
1) Confirm that the B-Y level is 700 ± 70 mVp-p.
Figure 7-3
4. Checking Component Video Output R-Y
(MB-85 BOARD)
<Purpose>
This checks component video output R-Y. If it is incorrect, cor-
rect colors will not be displayed when connected to, for instance,
projector.
This checks component video output R-Y. If it is incorrect, cor-
rect colors will not be displayed when connected to, for instance,
projector.
Mode
Video level adjustment in test mode
Signal
Color bars
Test point
COMPONENT VIDEO OUT (R-Y)
connector (75
connector (75
Ω
terminated)
Instrument
Oscilloscope
Specification
700 ± 70 mVp-p
Checking method:
1) Confirm that the R-Y level is 700 ± 70 mVp-p.
1) Confirm that the R-Y level is 700 ± 70 mVp-p.
Figure 7-4
700 ± 70 mVp-p
1.0 ± 0.02 Vp-p
1.0 ± 0.1 Vp-p
700 ± 70 mVp-p
7-3
7-4 E
5. Checking Component Video Output Y
(MB-85 BOARD)
<Purpose>
This checks component video output Y. If it is incorrect, correct
brightness will not be attained when connected to, for instance,
projector.
This checks component video output Y. If it is incorrect, correct
brightness will not be attained when connected to, for instance,
projector.
Mode
Video level adjustment in test mode
Signal
Color bars
Test point
COMPONENT VIDEO OUT (Y)
connector (75
connector (75
Ω
terminated)
Instrument
Oscilloscope
Specification
1.0 ± 0.1 Vp-p
Checking method:
1) Confirm that the Y level is 1.0 ± 0.1 Vp-p.
1) Confirm that the Y level is 1.0 ± 0.1 Vp-p.
Figure 7-5
6. Checking S Video Output S-C (MB-85 BOARD)
<Purpose>
This checks whether the S-C satisfies the NTSC Standard. If it is
not correct, the colors will be too dark or light.
This checks whether the S-C satisfies the NTSC Standard. If it is
not correct, the colors will be too dark or light.
Mode
Video level adjustment in test mode
Signal
Color bars
Test point
CN005 pin 5
Instrument
Oscilloscope
Specification
286 ± 50 mVp-p
Connection:
Checking method:
1) Confirm that the S-C burst is 286 ± 50 mVp-p.
1) Confirm that the S-C burst is 286 ± 50 mVp-p.
Figure 7-6
7-3. ADJUSTMENT RELATED PARTS ARRANGEMENT
MB-85 BOARD (SIDE A)
HS-030SF BOARD (SIDE A)
1.0 ± 0.1 Vp-p
286 ± 50 mVp-p
4
5
100
µ
F
75
Ω
±
1%
100k
±
1%
CN005
+
Oscilloscope
1
2
27
28
CN005
RV401
VIDEO LEVEL ADJ
1
1
7
6
CN202
CN203
8-1
NOTE:
• -XX and -X mean standardized parts, so they may
have some difference from the original one.
• Items marked “*” are not stocked since they are
seldom required for routine service. Some delay
should be anticipated when ordering these items.
should be anticipated when ordering these items.
• The mechanical parts with no reference number in
the exploded views are not supplied.
• Accessories and packing materials are given in the
last of the electrical parts list.
SECTION 8
REPAIR PARTS LIST
8-1.
EXPLODED VIEWS
DVP-S533D
The components identified by mark
! or dotted line with mark ! are criti-
! or dotted line with mark ! are criti-
cal for safety.
Replace only with part number speci-
fied.
Replace only with part number speci-
fied.
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
8-1-1. CASE ASSEMBLY
7
4
4
4
6
1
2
3
8
3
5
Front panel section
1
3-975-726-71 EMBLEM, DVD
2
3-053-498-31 COVER (BK), TRAY
3
3-970-608-01 SUMITITE (B3), +BV
4
3-710-901-41 SCREW, TAPPING
5
3-055-503-01 CASE (M), TOP
6
3-973-973-01 FOOT (S)
7
1-418-320-21 COMMANDER, STANDARD (RMT-D108A)
8
3-053-633-01 COVER, BATTERY (for RMT-D108A)
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