Sony KV-21HFV100 (serv.man2) Service Manual ▷ View online
– 33 –
KV
-21HFV100
-21HFV100
RM-W112
SECTION 4
DIA
GRAMS
4-1.
BLOCK DIA
GRAM
VIF SAW
3.3V
RESET
SIF SAW
MAIN
Power
Supply
RF Amp Tuner
BTP-AG411
AGCin
12C
TV
L(Mono)
R
Video
L(Mono)
R
CV
L(Mono)
R
CV/YC
L(Mono)
R
G/Y
B/P
B
R/P
R
L
R
Fbl(RGBin)
24.576MHz
MIC IN
ECHO VOL
MIC VOL
DVD/RGB
AV2
AV3
AV1
BUFFER
LNA CCT
OP Amp
OP Amp
S1
S2
TV
out
Radio
BPF
Mon
out
AV1
in
AV2
in
CV/YC
L(Mono)
R
AV3
in
RGB/
DVD
in
5V
30V
IF
24-5.VIF1~2
29~30.SIF1~2
115.P3.0
STBY
3.3V
AC in ~
110-220V
CISPR/
PFC
1.8V
5V
8V
3.3/5V
Relay
8V
AUDIO VCC
HV
DGC
+/-15V
Hout
FBT
SP. BOX(L)
L
L
2chx2
Audio Amp
ATT
VAR
NVM
KARAOKE
Pin out
H-drive
H-out
Rot. cct
V-out
VM
RGB Amp
feedback
20W
(10W + 10W)
(10W + 10W)
L,R
I
HP
mute
EHT, ABL
Hp
1k
EW, Hd
L, R
V+, V-
RGB
+B
On/Off
stdby
Device 12C
12C
SIRCS
PLL
I/O Port
I/O Port
VIF & SIF
POWER
Color
Decoder
YUV
Processor
Jungle
RGB
DAC
Stereo,
DSP
A
D
C
D
C
ONE CHIP IC
Micro
Text
CC & V-chip
11.Xtalout
10.Xtalin
74~76.YUVout
70-72.RGB2 in
119.ADC2
126.INT2
98, 99. SDA1, SCL1
108, 109. SDA0, SCL0
102.P0.4
122~3.P2.4~5
77.Fbl3
78~80.RGB3
34,35.InL,R5
34,35.InL,R5
120.P3.3(S2)
31.AGCout
34-35 KARA-IN
33.SNDIF
120.S2
44.Intco
43.IFVO
62,63.HPL, R
48.SV0
36,37.OutL, R1
111.P2.0(S1)
85~87
RGBout
84.lk
65.SVM
23. V+
22. V-
112.PWMO
113.P2.2
21.EWD
67.Hout
66.Fbiso
32.EHTO/OVP
83.BCKin
60,61
LSL,R
106.P0.2
105.P0.1
105.P0.1
58.CV/Y3
59.C3
56, 57InL,R3
55.CV/70.CXY2
53,54.InL,R2
59.C3
56, 57InL,R3
55.CV/70.CXY2
53,54.InL,R2
51.CV/Y4
52.C4
49,50.InL,R4
52.C4
49,50.InL,R4
B-INT
LED
+B line
30V
R
116.ADC1,103.PO3
Key buttons
114.P2.3
SP. BOX(R)
R
R
20W
(10W + 10W)
(10W + 10W)
– 34 –
KV-21HFV100
RM-W112
4-2.
CIRCUIT BOARDS LOCATION
4-3.
SCHEMATIC DIAGRAM INFORMATION
Note:
•
•
All capacitors are in
µF unless otherwise noted.
•
All electrolytic capacitors are rated at 50V unless otherwise
noted.
noted.
•
All resistors are in ohms.
k
k
Ω = 1000Ω, MΩ = 1000kΩ
•
Indication of resistance which does not have rating
electrical power is as follows.
electrical power is as follows.
Pitch: 5 mm
Rating electrical power 1/4W (CHIP: 1/10W)
Rating electrical power 1/4W (CHIP: 1/10W)
•
: nonflammable resistor.
•
: fusible resistor.
•
¢
: internal component.
•
: panel designation or adjustment for repair.
•
All variable and adjustable resistors have characteristic
curve B unless otherwise noted.
curve B unless otherwise noted.
•
Readings are taken with a color-bar signal input.
no mark
no mark
: Common
( )
: PAL
[ ]
: NTSC 3.58
•
Readings are taken with a 10 M
Ω digital multimeter.
•
Voltage are dc with respect to ground unless otherwise
noted.
noted.
•
Voltage variations may be noted due to normal
production tolerances.
production tolerances.
•
All voltage are in Volt.
•
✽
: Cannot be measured.
•
Circled numbers are waveform references.
•
: B +bus.
•
: B –bus.
•
k
: signal path.
Note: The reference number which starts with Wxxx
(eg: W003) indicates a wire to wire connection.
Note: Components marked as XX are not fitted on this
model.
Reference information
RESISTOR
RESISTOR
: RN
METAL FILM
: RC
SOLID
: FPRD
NONFLAMMABLE CARBON
: FUSE
NONFLAMMABLE FUSIBLE
: RS
NONFLAMMABLE METAL
OXIDE
OXIDE
: RB
NONFLAMMABLE CEMENT
: RW
NONFLAMMABLE
WIREWOUND
WIREWOUND
:
✽
ADJUSTMENT RESISTOR
COIL
: LF-8L
MICRO INDUCTOR
CAPACITOR
: TA
TANTALUM
: PS
STYROL
: PP
POLYPROPYLENE
: PT
MYLAR
: MPS
METALIZED POLYESTER
: MPP
METALIZED POLYPROPYLENE
: ALB
BIPOLAR
: ALT
HIGH TEMPERATURE
: ALR
HIGH RIPPLE
Note:
The component identified by shading and
mark
mark
! are critical for safety. Replace only
with part number specified.
Note:
"A" board schematic diagram is divided into
7 blocks. Each block is named by its func-
tion and block "number" .eg: Processor
( B l o c k 0 0 1 ) J o i n t c o n n e c t i o n b e t w e e n
boards can be identified using the block
number followed by the grid’s guide.
eg:-<PWR-OFF-MUTE
002 : 4E
Meaning: Block 001 joint "PWR-OFF MUTE
is connected to Block 002 joint "PWR-OFF
MUTE" located at grid 4E.
7 blocks. Each block is named by its func-
tion and block "number" .eg: Processor
( B l o c k 0 0 1 ) J o i n t c o n n e c t i o n b e t w e e n
boards can be identified using the block
number followed by the grid’s guide.
eg:-<PWR-OFF-MUTE
002 : 4E
Meaning: Block 001 joint "PWR-OFF MUTE
is connected to Block 002 joint "PWR-OFF
MUTE" located at grid 4E.
H Board
J Board
A Board
CV Board
– 35 –
A
12345
6
7
B
C
D
E
F
G
H
I
J
KV
-21HFV100
-21HFV100
RM-W112
4-3-1.
CV Boar
d Sc
hematic Dia
gram
2kV
4700p
E
C752
10uH
L750
250V
4.7
C754
250V
4.7
C781
250V
10
C751
1
2
3
4
2
3
4
WHT
4P
CN711
+B
NC
GND
VM OUT
100uH
L711
500V
XX
E
C703
16V
100
C722
500V
4700p
E
C711
470
R715 1/2W
FPRD
47
R714
200V
22
C713
47k
R722
1k
R725
160V
10
C719
47k
R726
PT
0.047
C723
16V
470
C725
47
R735
2W
RS
220
R724
500V
100p
B
C710
1
2
3
2
3
WHT
3P
CN712
GND
NC
VM
NC
VM
2SC3311A-QRSTA
Q717
22
R736
10k
R727
2SA1175-HFE
Q718
2SC3311A-QRSTA
Q712
47
R712
PT
0.047
C712
47uH
L712
470
R729
1SS133T-77
D780
1SS133T-77
D781
500V
XX
E
C782
22
C756
1
2
3
4
5
2
3
4
5
200V
NC
GND
H1
NC
NC
GND
H1
NC
RD5.6ESB2
D782
3
4
5
6
7
8
9
10
11
13
1
GND
GND
1
Q701
XX
XX
R775
XX
R776
XX
R777
XX
R778
1
CN702
GND
1
1P
CN705
GND
110M
RV750
1
1P
CN704
1000V
XX
B
C759
L751
XX
XX
L752
XX
L753
R766 XX
R767
XX
R768
XX
R784
XX
R785
XX
R786
XX
XX
R770
XX
R771
XX
R772
1/2W
XX
R760
1/2W
100
R763
1/2W
100
R764
1/2W
100
R765
1/2W
560k
R773
500V
1000p
B
C753
GP08D
D750
1/2W
1k
R756
1/2W
1k
R757
1/2W
1k
R758
-2
-2
-2
-2
-2
-2
-2
-2
-2
-2
-2
-2
-2
-2
-2
5MM
JW705
5MM
JW706
5MM
JW707
JW704
XX
R774
150
3W
RS
XX
L754
1/2W
100
R783
5MM
JW708
0.0022
B
C783
1
1P
TP701
1
1P
TP700
R713
XX
1SS83
D754
1SS83
D755
1SS83
D756
0.47
R794
-2
1k
R787
1k
R788
1k
R789
2SC3311A-QRSTA
Q719
100
R791
100
R793
220
R792
1SS133T-77
D783
270
R790
JW709
XX
-2
820
R731
100
R728
100
R730
16V
100
C784
200V
100
C714
KTA1659A
Q713
KTC4370A
Q715
10uH
L780
1/2W
470k
R780
1/2W
FPRD
100K
R795
1
2
3
4
5
6
7
2
3
4
5
6
7
GND
B
G
R
G
R
GND
1K
9V
8
7
6
5
4
3
2W
RS
0.56
R781
2.2
R737
2.2
R732
200V
PT
0.047
C718
200V PT
0.1
C720
680
R752
680
R753
680
R754
CV
FV
RCV
TDA6108AJF/N1
IC751
1
2
3
4
5
6
WHT
5P
CN703
TO A (004) BOARD
CN801
7P
CN701
WHT
TO A (001) BOARD
CN004
J751
145154411
H
KG
G2
CV KR G1 G4 HV
KB
A51LPT70X
PICTURE TUBE
TO EARTH
COATING ASSY
(VIDEO AMP)
B-BX1S-SS12685-CV-VT-21HFV100
9V
9V
9V
1000V
200V
200V
1P
TO A(001) BOARD
CN003
CN003
XX
TO VM COIL
KV-21HFV100
RM-W112
KV-21HFV100
RM-W112
4-3-2. A Board — Processor (Block 001)
– 36 –
– 37 –
2.2
C073
2.2
C064
16V
0.1
C063
16V
0.1
B:CHIP
C038
4.7
C037
16V
0.1
B:CHIP
C054
UDZSTE-179.1B
D023
UDZSTE-179.1B
D024
UDZSTE-179.1B
D025
MMDL914T1
D059
MMDL914T1
D058
MMDL914T1
D057
35V
47
C026
16V
0.1
B:CHIP
C028
16V
0.22
B:CHIP
C025
4700p
B:CHIP
C041
16V
0.22
B:CHIP
C042
16V
0.22
B:CHIP
C048
25V
0.022
B:CHIP
C049
1000p
B:CHIP
C052
1000p
B:CHIP
C089
1000p
B:CHIP
C081
1000p
B:CHIP
C080
RD5.6SB-T1
D065
RD5.6SB-T1
D064
1000p
B:CHIP
C058
470p
CH:CHIP
C010
8
4
3
2
1
CAT24WC16JI-TE13
IC003
100p
CH:CHIP
C001
100p
CH:CHIP
C003
16V
0.1
B:CHIP
C092
16V
0.1
B:CHIP
C093
16V
0.1
B:CHIP
C094
16V
0.1
B:CHIP
C095
MMDL914T1
D003
MMDL914T1
D002
100p
CH:CHIP
C021
16V
0.22
B:CHIP
C014
16V
0.22
B:CHIP
C018
16V
0.1
C020
D067
XX
100p
CH:CHIP
C091
100p
CH:CHIP
C090
16V
0.22
C012
1
2
3
2
3
WHT
3P
CN005
GND
NC
KEY
GP08D
D066
UDZS-5.6B
D004
XX
16V
XX
F
C097
16V
XX
F
C098
16V
XX
F
C099
D006
XX
1
2
3
4
5
WHT
5P
CN007
XX
Y OUT
GND
U OUT / FB
GND
V OU
T
1
2
3
4
4P
CN003
WHT
XX
+B
NC
GND
VM OU
T
2SIF
005:8D
SIFIN2-IF
005:8D
SIFIN1-IF
005:8D
VIFIN2-IF
005:6D
EWD-DEFL
004:5A
OVP-DEFL
004:11F
VD+-DEFL
004:7A
VD--DEFL
004:7A
VIFIN1-IF
005:6D
+B
003:11E;004:2C;
005:4E
HOUT-DEFL 004:4G AFC-DEFL 004:6A
LSL-AUDIO 002:3B
TUAGC-IF
005:4E
AUDIO-STDBY
002:5F
PWR-OFF-MUTE 002:5F
DGC-RELAY
003:2D
SCL-0
005:2E
SDA-0 005:2E
MOMUTE-AUDIO
002:2D
M-SYS-IF
005:5E
D1_JP/MODE1_EU
006:2C
9V
001:6L;002:11B;
002:6F;003:11C;
004:2C;005:3E;
006:7A
3.3V
003:11B;004:2B
5V 003:10D;004:2C; 005:2E;006:4A
AUDIO-MUTE
002:4F
STBY_SW
003:11F;005:5D
VGUARD-DEFL
004:6A
LSR-AUDIO 002:3B
AGC-MUTE
005:4E
S1/VC 006:7G
C1
006:7G
CVBS1/Y1
CVBS1/Y1
006:7G
INR1
006:6G
INL1
006:7G
CVBS3
006:6G
INR3
006:5G
INL3
006:6G
CVBS2/Y2
006:4G
INR2
006:4G
INL2
006:4G
MON-OUT
006:6A
IFVO/IF_MON_OUT
005:7D
OUTR
006:6A
OUTL
006:6A
D1_JP/MODE2_EU/
MONSW-MONO
006:2C
SCARTHPL
002:3B
10uH
L003
10uH
L005
10uH
L006
10uH
L007
10uH
L008
10uH
L009
MONO_OUTL
005:6D;006:2B
ROT_CTRL
004:2B
ROT_SW
004:2B
MMDL914T1
D063
TP02
TP03
TP04
470p
CH:CHIP
C301
B_DAT
006:2A
B_INT
006:2A
006:2A
B_CLK
006:2A
16V
2.2
F:CHIP
C302
1.8V_AUDIO
001:13I;003:11D
1.8V_MAIN
003:11C
10uH
L012
D005
XX
25V
0.01
C308
W010
W011
XX
C072
16V
100
C004
25V
6800p
B:CHIP
C046
16V
2.2
C044
F:CHIP
SCARTFBL/A16
16V
470
C002
16V
100
C036
16V
100
C056
16V
100
C005
RD5.6SB-T1
D068
2.2
C311
3.3
C065
1000p
C312
1000p
C313
25V
0.022
B:CHIP
C053
MSB709-RT1
Q010
MMDL914T1
D071
MMDL914T1
D072
10V
0.47
B:CHIP
C316
UN2211
Q016
47uH
L004
16V
100
C303
10
C050
16V
0.1
B:CHIP
C318
47p
CH:CHIP
C319
47p
CH:CHIP
C320
XX
C015
OCP-PROTECT
004:11G
10uH
L010
10uH
L011
10uH
L013
10uH
L031
10uH
L032
10uH
L033
10uH
L035
10uH
L036
W030
W031
W032
W033
W034
MMDL914T1
D074
1000p
B:CHIP
C322
1000p
50V
C322
S2
006:4G
UN2211
Q001
22
C024
MSD601-RT1
Q013
UDZSTE-179.1B
D075
PLLIF
005:6D
PH2LF 004:5A
10V
0.47
50V
50V
B:CHIP
C022
C330
C032
XX
J
8
1
0
14
E
B
K
11
15
G
D
1
D
L
4
12
16
E
I
2
6
A
7
C
J
13
G
K
H
3
L
F
5
F
H
I
A
9
C
B
25V
0.01
C328
16V
0.1
B:CHIP
C069
VDDC4_CAP
005:5D
1
2
3
4
5
6
7
CN004
7P
GND
B OUT
G OUT
R OUT
GND
IK
9V
ABL
004:7A
XX
C324
1.8V_AUDIO
001:7L;003:11D
16V
100
C013
XX
L038
XX
L039
XX
FB003
XX
FB004
VZOOM
004:6A
W060
1000p
B:CHIP
C325
MMDL914T1
D076
16V
2.2
F:CHIP
C023
10V
470
C314
W053
16V
220
C317
W063
250V
0.15
C055
10V
470
C006
C034
XX
FB002
XX
W013
1
2
3
4
5
6
2
3
4
5
6
WHT
6P
CN010
KARA L
GND
KARA R
MON L
GND
MON R
KARA R
MON L
GND
MON R
1
2
3
WHT
3P
CN011
MIC SW
GND
9V
MONR
006:2A
MONL
006:2A
9V
001:6A;002:11B;
002:6F;
003:11C;004:2C;005:3E;
006:7A
0MHz
X001
1
2
3
4
5
6
7
WHT
7P
CN3101
W-MUTE
LED R
LED G
GND
VCC
GND
SIRCS
W-MUTE
002:11E
1
XX
CN012
GND
16V
0.22
B:CHIP
C321
16V
B:CHIP
C323
0.1
RD5.6SB-T1
D078
RD5.6SB-T1
D079
RD5.6SB-T1
D077
0:CHIP
R356
1.5k
R377
RN-CP
XX
R006
RN-CP
2.2k
R042
RN-CP
10k
R010
JR1014
RN-CP
220
R096
RN-CP
100
R004
XX
R319
RN-CP
6.8k
R314
RN-CP
4.7k
R001
RN-CP
100
R339
RN-CP
100
R014
CHIP
R316
XX
RN-CP
4.7k
R003
RN-CP
100
R026
RN-CP
3.3k
R317
RN-CP
100
R381
RN-CP
100
R058
JR1011
CHIP
XX
R397
RN-CP
220
R097
RN-CP
100
R024
RN-CP
100
R385
XX
JR1016
RN-CP
100
R018
RN-CP
100k
R395
RN-CP
R020 100
RN-CP
100
R323
RN-CP
4.7k
R322
RN-CP
1k
R011
RN-CP
100
R029
RN-CP
100
R041
RN-CP
100
R060
RN-CP
4.7k
R320
RN-CP
12k
R044
RN-CP
1.5k
R023
RN-CP
100
R046
RN-CP
100
R030
RN-CP
4.7k
R394
RN-CP
2.2k
R382
RN-CP
6.8k
R315
RN-CP
100
R039
RN-CP
100
R341
0:CHIP
JR1013
RN-CP
1.5k
R015
CHIP
XX
JR1010
R392
XX
RN-CP
100
R393
RN-CP
100
R002
RN-CP
68k
R379
RN-CP
100
R386
RN-CP
1k
R059
RN-CP
100
R048
RN-CP
220
R099
RN-CP
100
R1002
RN-CP
100
R045
R021
R324
RN-CP
2.2k
R338
RN-CP
100
R1001
1/10W
2.2k
R340
RN-CP
4.7k
R336
RN-CP
100
R038
RN-CP
470
R337
RN-CP
100
R380
RN-CP
1k
1k
R364
RN-CP
2.2k
R012
RN-CP
100
R384
0:CHIP
JR1012
RN-CP
100
R025
RN-CP
39k
R051
RN-CP
100
R056
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
45
46
47
48
49
50
51
52
53
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99
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111
112
113
114
115
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119
120
121
122
123
124
125
126
127
128
SYSTEM CONTROLLER
IC001
VSSP2
VSSC4
VDDC4(1.8V)
VDDA3(3.3V)
VREF_POS_LSL
VREF_NEG_LSL+LSR
VREF_POS_LSR+HPL
vREF_NEG_HPL+HPR
VREF_POS_HPR
XTALIN
XTALOUT
VSSA1
VGUARD
DECDIG
VP1
PH2LF
PH1LF
GND1
SECPLL
DECBG
EWD
VD-
VD+
VIFIN1
VIFIN2
VSC
IREF
GNDIF
SIFIN1
SIFIN2
AGCOUT
EHT0
AVL/2SIF
KARA LIN
KARA RIN
OUTL
OUTR
DECSDEM
MONO_OUTL
GND2
PLLIF
SIFAGC/SCART
IFVO/IF_MON_OUT
INTC0-IF
VCC8V
AGC2SIF
VP2
MON-OUT
INL2
INR2
CVBS2/Y2
C2
INL3
INR3
CVBS3
INL1
INR1
CVBS1/Y1
C1
LSL
LSR
SCARTHPL
SCARTHPR
CVBS0
VM
AFC
HOUT
VSSCOMB
VDDCOMB
VIN
UIN
YIN
YSYNC
YOUT
UOUT
VOUT
SCARTFBL
R-Y/RIN
Y/GIN
B-Y/BIN
GND3
VP3
ABL
IK
R OUT
G OUT
B OUT
VDDA(3.3V)
VREFAD_NE
VREFAD_PO
VREFAD
GNDA
VDDA(1.8)
VDDA2
VSSADC
VDDADC(1.8)
SIRCS
SCL1
SDA1
VDDC2
VSSC2
B INT
D1_JP/MODE2_EU/MONSW-MONO
MOMUTE-AUDIO
AUDIO STDBY
AUDIO MUTE
HD SW
SCL0
SDA0
VDDP(3.3V)
S1/VC(GA)
ROT CTRL
ROT SW
STBY_SW
DGC RELAY
D1_JP/MODE1_EU
VDDC1(1.8V)
DECV1V8
KEY
S2
VSSC1/P
RED LED
GREEN LED
VDDC3(1.8V)
VSSC3
AGC-MUTE
MIC SW
M-SYS-IF
A (BLOCK 001)
IC001
TO H BOARD
CN4103
0:CHIP
0:CHIP
0:CHIP
0:CHIP
1
2
4
3
5
6
8
7
10
11
9
-VIDEO PROCESSOR
-AUDIO PROCESSOR
(
)
TDA12019H/N1E3F
NVM
SWITCH
SWITCH
PROTECTION
PROTECTION
PROTECTION
PROTECTION
PROTECTION
PROTECTION
PROTECTION
R-MUTE
G-MUTE
B-MUTE
OCP
PROTECTION
PROTECTION
SWITCH
PROTECTION
PROTECTION
PROTECTION
SWITCH
PROTECTION
PROTECTION
PROTECTION
SWITCH
VOLTAGE SHIFT
RGB_MUTE
MUTE
VM_BUFFER
RESET
B:CHIP
B:CHIP
B:CHIP
B:CHIP
B:CHIP
B:CHIP
16V
0.22
C030
B:CHIP
16V
0.1
B:CHIP
C096
B:CHIP
181331121
470
C029
16V
100
C304
CHIP
B-BX1S-SS12685-VT-A(BLOCK 001)-21HFV100
TO TOP CONTROL
PANEL
PANEL
TO CV BOARD
CN701
CN701
TO A(006) BOARD
CN905
CN905
TO CV BOARD
CN711
CN711
TO H BOARD
CN4108
CN4108
TO H BOARD
CN4107
CN4107
C329
0.0022
100p
C331
10p
C333
470p
50V
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