Sony DAV-S500 / DAV-S800 / HCD-S800 Service Manual ▷ View online
22
HCD-S500/S800
SECTION 5
ELECTRICAL ADJUSTMENT
In making adjustment, refer to 5-2. 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
diagnostic check, use the monitor that supports both NTSC
and PAL modes
diagnostic 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,
1) Color monitor TV
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
* RM-SS800 (1-418-838-11)
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)
* Use only the designated remote control when adjusting this
system component.
5-1. ADJUSTMENT OF VIDEO SYSTEM
1. Video Level Adjustment (DVD BOARD)
<Purpose>
This adjustment is made to satisfy the NTSC standard, and if not
adjusted correctly, the brightness will be too large or small.
<Purpose>
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
MONITOR OUT (VIDEO) connector
(75
Ω terminated)
Instrument
Oscilloscope
Adjusting element
RV501
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 RV501 to attain 1.0
± 0.02 Vp-p.
Figure 5-1
2. S-terminal Output Check
<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.
<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.
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 5-2
1.0
±
0.02 Vp-p
1.0
±
0.1 Vp-p
23
HCD-S500/S800
3. Checking S Video Output S-C (DVD 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.
<Purpose>
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
CN003 pin 2
Instrument
Oscilloscope
Specification
286
± 50 mVp-p
Connection:
Checking method:
1) Confirm that the S-C burst is 286
1) Confirm that the S-C burst is 286
± 50 mVp-p.
Figure 5-3
286
±
50 mVp-p
3
2
100
µ
F
75
Ω
±
1%
100k
±
1%
CN003
+
Oscilloscope
5-2. ADJUSTMENT RELATED PARTS
ARRANGEMENT
DVD BOARD (SIDE A)
1
2
9
CN003
RV501
VIDEO LEVEL ADJ
24
HCD-S500/S800
SECTION 6
DIAGRAMS
CIRCUIT BOARDS LOCATION
PW-1030 board
FU-1030 board
HP-1030 board
FP-1030 board
Loading board
RF-240 board
DVD board
TUNER UNIT
I/O board
SW (B)-1030 board
SW (A)-1030 board
AMP board
DDCON-1030 board
RR-1030 board
Power board
25
25
HCD-S500/S800
• Indication of transistor
C E
B
These are omitted
Q
C
E
B
These are omitted
THIS NOTE IS COMMON FOR PRINTED WIRING
BOARDS AND SCHEMATIC DIAGRAMS.
(In addition to this, the necessary note is printed
in each block.)
BOARDS AND SCHEMATIC DIAGRAMS.
(In addition to this, the necessary note is printed
in each block.)
For schematic diagrams.
Note:
• All capacitors are in
• All capacitors are in
µ
F unless otherwise noted. pF:
µµ
F
50 WV or less are not indicated except for electrolytics
and tantalums.
and tantalums.
• All resistors are in
Ω
and
1
/
4
W or less unless otherwise
specified.
•
f
: internal component.
•
C
: panel designation.
For printed wiring boards.
Note:
• X
: parts extracted from the component side.
•
a
: Through hole.
• b
: Pattern from the side which enables seeing.
(The other layers' patterns are not indicated.)
•
A
: B+ Line.
•
B
: B– Line.
•
H
: adjustment for repair.
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
• Voltages and waveforms are dc with respect to ground in
service mode.
• Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal produc-
tion tolerances.
no mark : STOP
tion tolerances.
no mark : STOP
• Circled numbers refer to waveforms.
• Signal path.
F
: FM
J
: CD
c
: DVD
g
: VIDEO
G
: Y
d
: CHROMA
• Abbreviation
AR
: Argentina model
AUS
: Australian model
CND
: Canadian model
EA
: Saudi Arabia model
E12
: 220-240V AC area in E model
E32
: 110-240V AC area in E model
HK
: Hong Kong model
KR
: Korean model
MX
: Mexican model
MY
: Malaysia model
SP
: Singapole model
TW
: Taiwan model
WAVEFORMS
– RF-240 BOARD –
– RF-240 BOARD –
1
2
3
4
5
6
1.5Vp-p
500mV/DIV 400ns/DIV
1.8Vp-p
500mV/DIV 40ms/DIV
1.8Vp-p
500mV/DIV 200ms/DIV
190mVp-p
100mV/DIV 40ms/DIV
840mVp-p
500mV/DIV 40ms/DIV
IC001
tl
(SIGO) DVD PLAY
IC001
tl
(SIGO) CD PLAY
IC001
ra
(TE) DVD PLAY
IC001
ra
(TE) CD PLAY
IC001
rs
(FE) DVD PLAY
IC001
rs
(FE) CD PLAY
1.5Vp-p
500mV/DIV 100ns/DIV
7
8
9
0
qa
IC901
ek
(X2)
IC606
w;
(XMCK)
IC607
qs
(MCLK2)
IC102
7
(XTI)
IC103
td
(X1)
3.5Vp-p
6.25ns (16MHz)
3.5Vp-p
74ns (13.5MHz)
2Vp-p
37ns (27MHz)
81.4ns (12.288MHz)
3.4 Vp-p
60.6ns (16.5MHz)
3.8Vp-p
qs
qd
IC305
qd
(OUTL1+)
7.2 Vp-p
5 Vp-p
13
µ
s
20.3ns (49.152MHz)
IC300
4
qf
qg
qh
IC701
qf
,
qg
Test Mode (Video)
IC701
9
,
0
Test Mode (Video)
Q700
E
Test Mode (Video)
H
2.5Vp-p
H
0.9Vp-p
H
2Vp-p
– DVD BOARD –
– AMP BOARD –
– I/O BOARD –
Note:
The components identified by
mark
The components identified by
mark
!
or dotted line with mark
!
are critical for safety.
Replace only with part number
specified.
specified.
Note:
Les composants identifiés par
une marque
Les composants identifiés par
une marque
!
sont critiques
pour la sécurité.
Ne les remplacer que par une
pièce portant le numéro spécifié.
Ne les remplacer que par une
pièce portant le numéro spécifié.
Caution:
Pattern face side:
Pattern face side:
Parts on the pattern face side seen from
(Conductor B)
the pattern face are indicated.
Parts face side:
Parts on the parts face side seen from
(Component A)
the parts face are indicated.
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