Sony KV-TG212M50 Service Manual ▷ View online
– 33 –
KV
-TG212M50/TG212M80
-TG212M50/TG212M80
RM-W101
SECTION 4
DIA
GRAMS
4-1.
BLOCK DIA
GRAM
VIF SAW
SIF SAW
MAIN
Power
Supply
AGCin
12C
TV
R
R
R
R
R
L(Mono)
Video
L(Mono)
R
CV/YC
L(Mono)
CV/YC
L(Mono)
CV/YC
L(Mono)
G/Y
B/P
B
R/P
R
L
Fbl(RGBin)
24.576MHz
DVD/RGB
AV2
AV3
AV1
S1
Mon Out
Audio Amp
TV
out
Mon
out
AV1
in
AV2
in
AV3
in
RGB/
DVD
in
5V
30V
IF
24~25.VIF1~2
29~30.SIF1~2
114.P2.3
115.P.3
STBY
3.3V
AC in ~
110-220V
CISPR/
PFC
3.3V
RESET
3.3V
5V
8V
3.3/5V
Relay
8V
AUDIO VCC
HV
DGC
+/-15V
Hout
FBT
L
2ch
Audio Amp
ATT
VAR
NVM
Pin out
H-drive
H-out
Rot. cct
V-out
VM
RGB Amp
feedback
3W
3W
R
L,R
HP
mute
EHT, ABL
Hp
1k
EW, Hd
L, R
V+, V-
RGB
+B
On/Off
stdby
Device 12C
12C
SIRCS
Key buttons
PLL
DAC
A
D
C
D
C
Stereo,
DSP
I/O Port
VIF & SIF
POWER
Color
Decoder
YUV
Processor
Jungle
RGB
ONE CHIP
Micro
Text
CC & V-chip
11.XTALOUT
10.XTALIN
74~76.YUVout
70-72.RGB2in
119. ADC2
116.ADC1,103.P0.3
126.INT2
98, 99. SCL1, SDA1
108, 109. SCL0, SDA0
102. P0.4
122~3. P2.4~5
77.Fb13
78~80.RGB3
34,35.Inl,R5
R-Y/R,Y/G, B-Y/B IN
31.AGCout
111.P2.0(S1)
120.S2
33.SNDIF
44.Intco
43.IFVO
62,63.HPL,R
48.SVO
36,37.OutL,R
36,37.OutL,R
85~87
RGBout
84.lk
65.SVM
23. +
22. -
112.PWM0
113.P2.2
21.EWD
67.Hout
66.Fbisco
32.EHTO/OVP
83. BCKin
60,61.
LSL,R
LSL,R
106. P0.2
105. P0.1
105. P0.1
58.CVY3
59.C3
59.C3
53,54.InL,R2
120.P3.3(S2)
51.CVY4
52.C4
49,50.InL,R4
120.P3.3(S2)
51.CVY4
52.C4
49,50.InL,R4
B-INT
LED
+B line
30V
R
L
RF Amp Tuner
TEQE2X903A
Buffer
LNA cct
Radio
BPF
S2
56,57.InL,R3
55.CV/Y2
70.Cx(Scart)
55.CV/Y2
70.Cx(Scart)
I/O Port
– 34 –
KV-TG212M50/TG212M80
RM-W101
4-2. CIRCUIT BOARDS LOCATION
A Board
CV Board
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 function and block
“number”. eg: Processor (Block 001)
Joint connection between boards can be identified
using the block number followed by the grid's guide.
“number”. eg: Processor (Block 001)
Joint connection between 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.
connected to Block 002 joint "PWR-OFF MUTE"
located at grid 4E.
KV-TG212M50/TG212M80
RM-W101
KV-TG212M50/TG212M80
RM-W101
A
1
2
3
4
5
6
7
8
9
10
11
12
13
14
B
C
D
E
F
G
H
I
J
– 35 –
– 36 –
4-3-1. CV Board Schematic Diagram
2kV
4700p
E
C752
L750
250V
4.7
C754
250V
4.7
C781
250V
10
C751
1
2
3
4
2
3
4
WHT
XX
:S-MICRO
:S-MICRO
CN711
+B
NC
GND
VM OUT
L711
XX
E
C703
C722
E
C711
R715
FPRD
R714
C713
R722
R725
C719
R726
PT
C723
C725
R735
RS
R724
B
C710
1
2
3
2
3
WHT
CN712
GND
NC
VM
NC
VM
Q717
R736
R727
Q718
Q712
R712
PT
C712
L712
R729
1SS133T-77
D780
1SS133T-77
D781
500V
0.001
E
C782
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
1P
GND
1
1P:TAB
CN705
GND
110M
RV750
1
1P:TAB
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
*
R763
1/2W
R764
1/2W
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
XX
JW705
XX
JW706
XX
JW707
JW704
XX
R774
150
3W
RS
XX
L754
1/2W
R783
XX
JW708
2200p
B
C783
1
1P:MINI
TP701
1
1P:MINI
TP700
R713
XX
1SS83
D754
1SS83
D755
1SS83
D756
0.47
R794
-2
R787
R788
R789
Q719
R791
R793
R792
D783
R790
JW709
XX
-2
R731
R728
R730
C784
C714
Q713
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
GND
1K
9V
9V
9
8
7
6
5
4
3
RS
R781
R737
R732
PT
C718
PT
C720
680
R752
680
R753
680
R754
CV
FV
RCV
TDA6108AJF/N1
IC751
1
2
3
4
5
6
WHT
5P:S-MICRO
CN703
TO A BOARD
(DEFLECTION)
CN801
7P:S-MICRO
CN701
WHT
TO A BOARD
(PROCESSOR)
CN004
J751
145154411
H
KG
G2
CV
KR G1 G4 HV
KB
A51LPT70X
PICTURE TUBE
TO EARTH
COATING ASSY
(VIDEO AMP)
B-BX1S12644-VT-CV.-TG212M50
9V
9V
9V
1000V
200V
200V
*
*
*
*
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
XX
KV-TG212M50/TG212M80
RM-W101
KV-TG212M50/TG212M80
RM-W101
4-3-2. A Board — Processor (Block 001)
– 37 –
– 38 –
1.8V
1.8V
1.8V
1.8V
5V
5V
5V
C073
C064
16V
0.1
B:CHIP
C063
CHIP
100
R038
CHIP
100
R039
CHIP
100
R041
CHIP
100
R056
CHIP
100
R058
16V
0.1
B:CHIP
C038
4.7
C037
CHIP
0
R356
16V
0.1
B:CHIP
C054
D023
D024
UDZSTE-179.1B
D025
MMDL914T1
D059
D058
D057
16V
0.22
B:CHIP
C030
35V
47
C026
16V
0.1
B:CHIP
C028
16V
0.22
B:CHIP
C025
16V
0.22
B:CHIP
C042
16V
0.22
B:CHIP
C048
25V
0.022
B:CHIP
C049
CHIP
100
R045
CHIP
100
R046
CHIP
100
R048
1000p
B:CHIP
C052
1000p
B:CHIP
C089
1000p
B:CHIP
C081
1000p
B:CHIP
C080
D065
UDZSTE-175.6B
D064
CHIP
100
R060
1000p
B:CHIP
C058
470p
CH:CHIP
C010
XX
B
C009
35V
47
C008
CHIP
R360
0
CHIP
R361
XX
CHIP
R363
0
CHIP
R362
XX
CHIP
100
R331
CHIP
100
R323
CHIP
R020 100
CHIP
100
R018
CHIP
100
R030
CHIP
100
R024
CHIP
100
R341
CHIP
100
R025
CHIP
100
R339
100p
CH:CHIP
C001
100p
CH:CHIP
C003
CHIP
100
R002
CHIP
100
R004
16V
0.1
B:CHIP
C092
16V
0.1
B:CHIP
C093
16V
0.1
B:CHIP
C094
16V
0.1
0.1
B:CHIP
C095
16V
0.1
B:CHIP
C096
G
R
SPB-25MVWF
D914
CHIP
220
R096
CHIP
220
R097
XX
R006
D003
MMDL914T1
D002
CHIP
2.2k
R012
100p
CH:CHIP
C021
CHIP
10k
R010
16V
2.2
B:CHIP
C014
16V
0.22
B:CHIP
C018
CHIP
100
R014
16V
0.1
B:CHIP
C020
CHIP
10k
R340
CHIP
470
R337
XX
D067
RN-CP
4.7k
R320
100p
CH:CHIP
C091
16V
XX
B
C011
CHIP
100
R029
100p
CH:CHIP
C090
RN-CP
4.7k
R322
16V
0.22
B:CHIP
C012
CHIP
100
R026
1
2
3
WHT
XX
CN005
GND
NC
KEY
GP08D
D066
CHIP
R316
XX
MMDL914T1
D056
CHIP
4.7k
R001
CHIP
4.7k
R003
XX
D004
16V
XX
F
C051
16V
XX
F
C068
16V
XX
F
C071
16V
XX
F
C097
16V
XX
F
C098
16V
XX
F
C099
D087
XX
D006
XX
D007
XX
D008
XX
D009
1
2
3
4
5
WHT
5P
CN007
XX
Y OUT
GND
U OUT / FB
GND
V OUT
1
2
3
4
4P
CN003
WHT
XX
+B
NC
GND
VM OUT
1
2
3
4
5
YEL
5P
CN009
XX
Y IN /
G
GND
U IN /
B
V IN /
R
GND
2SIF
005:7D
SIFIN2-IF
005:7D
SIFIN1-IF
005:7D
VIFIN2-IF
005:5D
EWD-DEFL
004:5A
OVP-DEFL
004:11F
VD+-DEFL
004:7A
VD--DEFL
004:7A
VIFIN1-IF
005:5D
+B
003:10D;004:2C;005:3E
HOUT-DEFL
004:4G
AFC-DEFL
004:6A
LSL-AUDIO
002:2A
TUAGC-IF
005:4E
AUDIO-STDBY
002:4E
PWR-OFF-MUTE
002:4E
DGC-RELAY
003:2D
SCL-0 005:2E
SDA-0 005:2E
MOMUTE-AUDIO 002:4E
M-SYS-IF
005:4E
D1_JP/MODE1_EU
006:2C
9V
002:2E;002:6D;003:10C;
004:2C;005:2E;006:7A
3.3V
003:10A;004:2B
5V 003:10C;004:2C;
005:2E;006:4A
AUDIO-MUTE
002:3E
STBY_SW
003:10E;005:5D
VGUARD-DEFL
004:6A
LSR-AUDIO
002:2A
AGC-MUTE
005:3E
S1/VC
006:7G
C1
006:7G
CVBS1/Y1
006:7G
INR1
006:7G
INL1
006:7G
CVBS3
006:6G
INR3
006:6G
INL3
006:6G
CVBS2/Y2
006:4G
INR2
006:4G
INL2
006:4G
MON-OUT
006:6A
IFVO/IF_MON_OUT
005:6D
OUTR
006:6A
OUTL
006:5A
D1_JP/MODE2_EU/
MONSW-MONO
006:2C
SCARTHPL
002:2A;006:5G
SCARTHPR
006:5G
CVBSO
006:5G
10uH
L003
10uH
L005
10uH
L006
10uH
L007
10uH
L008
10uH
L009
MONO_OUTL
005:6D;006:2C
ROT_CTRL 004:2B
ROT_SW 004:2B
CHIP
XX
JR1010
MMDL914T1
D063
TP02
TP03
TP04
CHIP
2.2k
R042
VCC
GND
OUT
RPM7240-H5
IC002
470p
CH:CHIP
C301
B_DAT
006:2A
B_INT
006:2A
B_CLK
006:2A
CHIP
220
R099
16V
2.2
F:CHIP
C302
CHIP
1k
R364
CHIP
0
JR1011
1.8V_AUDIO
001:13H;003:10D
1.8V_MAIN
003:10B
W003
10uH
L012
UN2216
Q006
UN2216
Q007
CHIP
220
R098
XX
D005
CHIP
68k
R379
CHIP
100
R380
25V
0.01
B:CHIP
C308
W010
W011
25V
0.01
B:CHIP
C072
16V
100
C004
25V
XX
B
C309
CHIP
12k
R044
25V
6800p
B:CHIP
C046
16V
2.2
C044
F:CHIP
RN-CP
6.8k
R314
RN-CP
6.8k
R315
CHIP
100
R384
CHIP
100
R385
CHIP
100
R386
SCARTFBL/A16
006:5G
RN-CP
39k
R051
16V
*
C002
16V
100
C304
16V
100
C036
16V
100
C056
16V
100
C005
CHIP
4.7k
R336
UDZSTE-175.6B
D068
UDZSTE-175.6B
D054
UDZSTE-175.6B
D055
C311
3.3
C065
1000p
B:CHIP
C312
1000p
B:CHIP
C313
D069
XX
D070
XX
25V
0.022
B:CHIP
C053
Q010
1k
R059
1.5k
R377
CHIP
R392
XX
CHIP
1.5k
R015
D071
MMDL914T1
D072
10V
0.47
B:CHIP
C316
UN2211
Q016
CHIP
4.7k
R394
47uH
L004
16V
C317
16V
100
C303
1
0
C
0
5
0
16V
0.1
B:CHIP
C318
CHIP
100
R393
47p
CH:CHIP
C319
47p
CH:CHIP
C320
CHIP
3.3k
R317
XX
C015
OCP-PROTECT
004:11G
CHIP
100k
R395
10uH
L010
10uH
L011
10uH
L013
10uH
L031
10uH
L032
10uH
L033
10uH
L035
10uH
L036
W030
W031
W032
W033
W034
MMDL914T1
D074
CHIP
1k
R011
25V
B:CHIP
C321
0.01
1000p
B:CHIP
C322
B:CHIP
C323
0.1 16V
S2
006:4G
UN2211
Q001
SECAM-L-L
005:5D
C024
XX
R319
MSD601-RT1
Q013
UDZSTE-179.1B
D075
W053
PLLIF
005:6D
PH2LF
004:5A
16V
0.22
B:CHIP
C022
XX
C032
XX
C034
25V
0.01
B:CHIP
C328
16V
0.1
B:CHIP
C069
VDDC4_CAP
005:5D
1
2
3
4
5
6
7
WHT
7P
CN004
XX
GND
B OUT
G OUT
R OUT
GND
IK
9V
ABL
004:7A
XX
C324
1.8V_AUDIO
001:7L;003:10D
16V
100
C013
0:CHIP
JR1012
XX
FB002
CHIP
0
JR1013
CHIP
0
JR1014
XX
L038
XX
L039
XX
FB003
XX
FB004
VZOOM
004:6A
CHIP
1.5M
R397
W060
D076
CHIP
1.5k
R023
16V
2.2
F:CHIP
C023
10V
C314
CHIP
10
R398
10V
C333
CHIP
220
R087
R031
R032
S001
S002
S003
S004
S005
S006
R033
R034
R035
R036
10V
C006
10V
C029
CHIP
0
R324
CHIP
2.2k
R338
250V
0.15
C055
W063
XX
CHIP
R021 0
J
8
10
14
E
B
K
11
G
D
1
D
L
4
12
E
I
2
6
A
7
C
J
13
G
K
H
3
L
F
5
F
H
I
A
9
C
B
0.022
B:CHIP
C325
1000p
B:CHIP
C082
2700p
B:CHIP
C083
2200p
B:CHIP
C041
8
7
4
3
2
1
CAT24WC16WI-TE13
IC003
24.58MHz
X001
1
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
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40
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42
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119
120
121
121
122
123
124
125
126
127
128
TDA12067H/N1E0B
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
D1 LIN
D1 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)
SIRSC
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
SECAM L-L
M-SYS-IF
A
PROCESSOR
(BLOCK 001)
5
6
7
6
5
4
3
2
9
8
1
2
3
4
5
6
7
8
9
10
11
9V
9V
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
5V
5V
5V
5V
1.8V
1.8V
1.8V
1.8V
B-BX1S12644-VT-A..(Block 001)-TG212M50
TO C/CV BOARD
CN701
TO A(006) BOARD
CN905
TO C/CV BOARD
CN711
TO TOP CONTROL
PANEL
NVM
PROTECTION
PROTECTION
PROTECTION
IC RECEIVER
R LED SW
G LED SW
LED
PROTECTION
PROTECTION
OCP
PROTECTION
PROTECTION
PROTECTION
RGB-MUTE
(SPOT)
R-MUTE
G-MUTE
B-MUTE
SYSTEM CONTROLLER
-VIDEO PROCESSOR
-AUDIO PROCESSOR
-VIDEO PROCESSOR
-AUDIO PROCESSOR
(
)
25V
UDZSTE-175.6B
MMDL914T1
MMDL914T1
MMDL914T1
UDZSTE-179.1B
UDZSTE-179.1B
MMDL914T1
MMDL914T1
MSB709-RT1
CHIP
153635400
153635400
153635400
*
*
*
*
*
*
*
*
*
*
UDZSTE-175.6B
150 CHIP
220
CHIP
330
CHIP
470
CHIP
680
CHIP
1K
CHIP
SWITCH,
TACTILE
169243121
169243121
SWITCH,
TACTILE
169243121
169243121
SWITCH,
TACTILE
169243121
169243121
SWITCH,
TACTILE
169243121
169243121
SWITCH,
TACTILE
169243121
169243121
SWITCH,
TACTILE
169243121
169243121
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