Sony XVM-H65 Service Manual ▷ View online
17
17
XVM-H65
6-2. BLOCK DIAGRAM — VIDEO SECTION —
46
2
48
47
7
6
53
63
62
16
1
9
8
45
AGC
AGC
VCO
Q350
Q351
D351
D350
12V
RV350
L-CH
VCO
VREF
VREF
L
OUT
R
OUT
VC0
BUF
BUF
PRE
EMPHASIS
PRE
EMPHASIS
6
43
11
LEVEL
DETECT
22
2
20
1
19
3
16
17
18
49
48
14
16
15
17
16
18
17
15
63 64
47
39
54
34
35
46
57
52
53
VCO
I/N
VXO
IC500
RGB DECODER
IC400 (1/2)
SYSTEM CONTOL
VD IN
HSYNC LOCK
SYNC
SEP
HH
KILL
V
COUNT
OSD
SW
OUTPUT
CONTROL
VIDEO RAM
CG
ROM
OSC
BRIGHT/
CONTRAST
TRAP
SYNC
SEP
Q501,502
H PULSE
SHAPE
Q504,505
VD PULSE
SHAPE
Q500
ACC
CHECK
Q403
INVERT
RGB
OUT
OUT
G-Y
GEN
BPF/
ACC
R-Y/B-Y
DEMOD
MATRIX
26
21
19
19
36
28
31
32
H
COUNT
V
COUNT
DATA
SELECT
20
19
SW
SYNC
OUT
DELAY/
SHARP
POWER
CONTROL
Q406,407
IR
DRIVE
Q352,353
POWER
CONTROL
Q957,958
1
3
3
2
1
3
1
POWER
CONTROL
Q952,954
TRAP
CONTROL
Q503
RV351
R-CH
VCO
D903
D902
BATT+
S950
(POWER SELECT)
IC350
AUDIO IR
TRANSMITTER
IC401
CHARACTER GENERATER
D410
3.3V
HD
VD
R
G
B
B
POL
VCOM
PAL
PAL
HD OUT
VD OUT
R
G
B
POL
H SYNC
V SYNC
VCOM
ACC5V
ACC ON
PW ON
ACC Y/N
DATA
SCLK
CSN
L
IN
IN
R
IN
IN
Y IN
C IN
CSYNCIN
REM IN
REM HALT
S-DATA
S-SCL
A MUTE
A MUTE
SW1
SW2
SW2
IR CONT
VSYNC
CS
CLK
DATA
SCK
SDATA
P20
Q402
Q401
Q400
5V
REG
IC953
3.3V
REG
IC952
BATT+
BATT+
CN401
CVBS
AMP REM
ACC DET
POWER ON
SIRCS
V-SDATA
V-SCL
V-SCL
A MUTE
SW1
SW2
L-CH IR
R-CH IR
BATT
12V
BATT+
R IN2
SDATA
SCLK
CSYNC
G IN2
B IN2
YS
VR
VG
VB
VBLK
X500
3.579545MHz
X501
4.433619MHz
POWER
CONTROL
Q951,956
REMOTE
CONTROL
RECEIVER
IC404
8V
REG
IC352
OSD
2
1
3
Signal path
: AUDIO
: VIDEO
(Page 18)
(Page 18)
(Page 18)
18
18
XVM-H65
6-3. BLOCK DIAGRAM — DISPLAY SECTION —
12V
D800
D501
IC400 (2/2)
SYSTEM CONTROL
RV802
SW REG
ADJUST
ADJUST
D803
D802
D801
T800
8V
VGH
VCC
VEE
N/P
PW DET
SDA
SCL
SIED 1
SIDE 2
SIDE 3
KEY IN
KEY HALT
P50
RESET
TFT ON
DIMMER
12V
VDD
VGL
12V
12V
R
G
B
HD
VD
PAL
POL
VCOM
EEPROM
IC402
8V
REG
IC351
BATT
3
22
56
54
53
59
8
25
14
28
32
19
31
30
13
29
27
17
21
5
6
7
59
58
57
27
44
1
36
56
60
23
32
13
14
5
6
5
12
2
13
1
11
9
10
4
14
15
15
7
3
2
PWM
COMP
ON/OFF
DRIVE
Q800,801
OSC
IC800
SWITCHING
REGULATOR
PWM
COUT
ERROR
AMP
RV800
DC-DC
FREQUENCY
1
3
5
2
50
44
6
FIELD DET
INT/EXT
SEL
VCOM
DRIVE
DRIVE
Q802-804
HD OUT
POLC
NBLK
PAL
POLS
VD OUT
MODE1
NODE2
NODE2
MODE3
1
6
VCOM
UPSD
CX
OEV3
OEV2
OEV1
STV2
STV1
STH2
STH1
HDIR
CPH1
VB
VG
VR
VR
CI
VCC
CN
AN
BN
BN
AI
S2
S0
S1
BI
VG
VB
CPV
PDOS
OSCI
IC601
VCO
RV601
VCO
IC600
DISPLAY CONTROL
VCC
VCC
V
COUNT
V
SEL
OSC
MASK
PLL
DET
DET
H
COUNT
H
OUT
LCD1
V
OUT
COM
OSC
IC801
POWER
CONTROL
Q855,856,859
RESET
IC403
KEY IN
DETECT
Q404,405
OSC
BIAS
Q600,D600
POWER
CONTROL
Q853,854
SWITCH
Q857,858
CURRENT
DETECT
Q850,854
PULSE
STEERING
F/F
ERROR
AMP
ERROR
AMP
PWM
COMP
1
3
S407
(TESET)
SW401
(POWER)
SW402
(IR ON/OFF)
Q506
IC501
RGB BLANKING
X2
X400
4.19MHz
X1
40
41
Q601
IC850
BACK LIGHT
CONTROL
D853
T850
BACK LIGHT
11
16
1
12
1
2
3
Signal path
: VIDEO
(Page 17)
(Page 17)
(Page 17)
19
19
XVM-H65
• Waveforms (DISPLAY Board)
1
TP505
1V/DIV 50µsec/DIV
127µsec
2
0.2V/DIV 20µsec/DIV
3
0.2V/DIV 20µsec/DIV
H
0
10V/DIV 5µsec/DIV
14.7µsec
qa
1V/DIV 5msec/DIV
16.4µsec
3.5Vp-p
H
1Vp-p
1Vp-p
30.7Vp-p
3.5Vp-p
4
0.2V/DIV 200nsec/DIV
3.5714MHz
5
0.5V/DIV 200nsec/DIV
6
0.5V/DIV 200nsec/DIV
2.3MHz
qs
1V/DIV 50µsec/DIV
128µsec
qd
1V/DIV 20µsec/DIV
62.6µsec
qf
1V/DIV 50µsec/DIV
190.9µsec
0.8Vp-p
2.8MHz
1.1Vp-p
1.1Vp-p
3.5Vp-p
3.5Vp-p
3.5Vp-p
7
1V/DIV 10msec/DIV
16.5µsec
8
1V/DIV 20µsec/DIV
qh
1V/DIV 50nsec/DIV
7.2MHz
qg
1V/DIV 10µsec/DIV
63.4µsec
3.5Vp-p
64µsec
3.6Vp-p
3.6Vp-p
2.8Vp-p
9
5V/DIV 5µsec/DIV
8.4µsec
13.2Vp-p
qk
5V/DIV 2µsec/DIV
4.2µsec
ql
10V/DIV 2µsec/DIV
4.2µsec
11.8Vp-p
35Vp-p
w;
0.5V/DIV 20µsec/DIV
63µsec
wa
2V/DIV 50µsec/DIV
127µsec
ws
1V/DIV 20µsec/DIV
2H
2.2Vp-p
4.4Vp-p
3.3Vp-p
wf
1V/DIV 20µsec/DIV
2H
wd
1V/DIV 20µsec/DIV
2H
3.3Vp-p
3.2Vp-p
qj
0.2V/DIV 50nsec/DIV
14.48MHz
5.4Vp-p
TP506
TP507
TP508
TP352
TP353
TP406
TP407
TP850
TP851
TP601
TP602
TP603
TP606
TP609
TP611
TP612
TP801
TP802
TP808
TP809
TP810
TP811
TP812
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 diagram:
• All capacitors are in µF unless otherwise noted. pF: µµF
• All capacitors are in µF unless otherwise noted. pF: µµF
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.
•
%
: indicates tolerance.
•
f
: internal component.
•
C
: panel designation.
Caution:
Pattern face side: Parts on the pattern face side seen from the
(Side B)
Pattern face side: Parts on the pattern face side seen from the
(Side B)
pattern face are indicated.
Parts face side: Parts on the parts face side seen from the
(Side A)
(Side A)
parts face are indicated.
•
A
: B+ Line.
•
B
: B– Line.
•
H
: adjustment for repair.
• CN401 of XVM-H65D is connected to Connection Box
with a monitor cable.
Power voltage is dc 14.4 V from ACC cord of the Connec-
tion Box and fed with regulated dc power supply.
Power voltage is dc 14.4 V from ACC cord of the Connec-
tion Box and fed with regulated dc power supply.
• CN401 of XVM-H65D is connected to Connection Box
with a monitor cable.
Voltage and waveforms are measured at input the color
bar signal from the Connection Box.
Voltage and waveforms are measured at input the color
bar signal from the Connection Box.
• Voltages are taken with a VOM (Input impedance 10 M
Ω
).
Voltage variations may be noted due to normal produc-
tion tolerances.
tion tolerances.
• Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal produc-
tion tolerances.
tion tolerances.
• Circled numbers refer to waveforms.
• Signal path.
F
: AUDIO
g
: VIDEO
for printed wiring boards:
• X
: parts extracted from the component side.
• Y
: parts extracted from the conductor side.
•
: Pattern from the side which enables seeing.
Note:
The components identi-
fied by mark
The components identi-
fied by mark
0
or dotted
line with mark
0
are criti-
cal for safety.
Replace only with part
number specified.
Replace only with part
number specified.
Note:
Les composants identifiés par
une marque
Les composants identifiés par
une marque
0
sont critiques
pour la sécurité.
Ne les remplacer que par une
piéce por tant le numéro
spécifié.
Ne les remplacer que par une
piéce por tant le numéro
spécifié.
20
20
XVM-H65
6-4. PRINTED WIRING BOARD — DISPLAY SECTION (1/2) — • Refer to page 19 for Common Note on Printed Wiring Boards.
1
A
B
C
D
E
F
G
H
I
J
2
3
4
5
6
7
8
9
10
11
12
13
L852
L851
L850
R880
R883
C861
R884
C859
R881
R882
R850
R833
L501
L502
L951
L600
L802
L950
TH950
C363
C361
R807
Q800
R800
C417
C416
C415
IC400
C501
R404
R405
R407
C401
R400
R430
R429
R427 R426
R425
R424
R469
R431
R428
R409 C404 C405
R419
R421
Q403
R471
R436
R437 R432
R482
Q401
Q400
R480
C409
C362 R352
Q406
Q407
R360
R359
RV350
Q351
1-688-873-
11
Q350
R476
R976
D408
D407
C506
R977
C364
C354
C408
R475
R478
C424
bp1
R465
R460
R466
R408
R457
R805
C803
R806
R809
R808
C838
R831
R832
R645
R644
C621
R647
C620
R662
R637
C614
C615
R638
R635
D600
C628
C613
Q600
D601
RV601
RV600
RV801
RV800
RV802
C350
C352
C956
R825
R824
R479
R973
R950
R646
R642
C619
R641
R636
C605
C626
R461
R477
R454
R354
R350
R351
R639
R640
C616
L602
C544
C815
C606
C603
R827
C812
C513
C543
C542
R458
R483
R420
R455
R416
R415
R362
R361
C422
D411
C410
D400
D409
R452
R414
R461
R417
Q402
Q404
R474
C418
F800
C865
C402
C804
L801
L800
L402
F850
R851
R852
C860
C862
C851
C850
C412
C414
C500
C512
C807
C836
TP803
TP853
TP856
WHT
BLU
TP851
TP852
TP850
TP855
TP802
TP801
TP800
TP503
TP502
TP501
TP953
TP405
TP404
TP504
TP508
TP506
TP409
TP402
TP403
TP507
TP414
TP418
TP409
TP415
TP417
TP412
TP411
TP408
TP415
TP407
TP808
TP613
TP419
TP952
TP500
TP951
TP950
TP410
TP416
TP354
TP350
TP505
TP406
TP815
TP817
TP816
TP813
TP601
TP809
TP603
TP605
TP610
TP609
TP818
TP611
TP607
TP616
TP600
TP615
TP602
TP608
TP606
TP604
TP814
TP612
TP804
TP614
TP811
TP810
TP812
TP979
S950
(POWER SELECT}
TP954
TP978
TP977
TP352
TP353
TP980
TP351
RV351
TP401
TP854
C834
C830
NL850
C832
C823
D802
D801
T800
T850
CN850
C826
C829
C820
C822
C825
C805
C867
C866
Q801
C521
C957
C960
C351
C353
C955
C828
D800
D803
C819
C811
C814
IC501
16
9
1
8
IC350
16
9
1
8
IC601
CN800
LCD1
LIQUID CRYSTAL DISPLAY PANEL
5
30
1
4
8
1
C817
C511
X501
X500
C510
16
17
32
64
49
1
33
48
A
B
DISPLAY BOARD (SIDE A)
D400
G-4
D407
E-4
D408
E-4
D409
H-5
D411
H-3
D600
C-1
D601
C-1
D800
C-8
D801
C-10
D802
C-9
D803
C-8
IC350
G-3
IC400
G-6
IC501
C-7
IC601
B-2
Q350
G-2
Q351
G-2
Q400
G-5
Q401
G-4
Q402
G-4
Q403
H-5
Q404
H-4
Q406
E-3
Q407
E-3
Q600
C-2
Q800
F-8
Q801
D-8
• Semiconductor
Location
Ref. No.
Location
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