C Board Schematic; D2 Board Schematic - Sony TRINITRON KV-28HX15B Service Manual

A B C
~ C Board Semiconductor Voltages ~
1
R f e A n o d e C a h t o d e R f e A n o d e C a h t o d e R f e
D 7 0 1 0 7 . 0 D 7 0 6 1 3 1 8 . 1 9 9 4 . D 7 1 0
D 7 0 2 1 5 4 4 . 1 9 9 4 . D 7 0 7 1 3 6 7 . 1 9 9 4 . D 1 8 0
D 7 0 3 0 0 D 7 0 8 0 3 1 . D 1 8 0
D 7 0 5 0 0 7 . D 7 0 9 0 3 0 . D 1 8 0
2
3
C..-28/32HX15
COMPONENTS MARKED AS XX ARE NOT FITTED ON THIS MODEL
C
R,G,B OUT
4
4
3 5
6
RV702
5
7
110M
1
8
13 9
10
11
J701
CN702
1P
GND 1
6
SG701
5MM
1
TDA6108JF/N1B
VIDEO AMP
7 1 2 3 4
D710
RD6.8ESB2
TP1 D709
RD6.8ESB2
CN703
8
7P
TP2
WHT
R IN 7
G IN 6
1SS133
D708
B IN 5
RD6.8ESB2
TO A BOARD
+8V 4
CN003 JW1805
TP3
GND 3
7.5MM
1K 2
NS CORRECT 1
C1803
R1805 R1806
330k 0.022
10k
50V
1/10W 1/4W
9
F
TP7
R1811 R1813 R1812
2.2k 2.2k 15k
R1817
CN1802 1/10W 1/10W
4.7k 1/10W
Q1802
3P 1/10W
2SC2785-HFE
RED
RV1801 C1806
47K
LOW_B 1
R1818 R1816
10
TO VM BOARD GND 2
10k 10K
CN1902
R1815 Q1803
V_PULSE 3
R1814
2SA933AS-QRT
2.2k
Q1801 2.2k
1/10W
1/10W
2SA933AS-QRT
~ C Board Schematic Diagram [ R-G-B Out ] ~
11
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D E F
~ C Board Difference Table ~
R f e K V 2 - 8 H X 1 5
A n o d e C a h t o d e
R 7 0 4 0 2 . 2 5 % 2 W
0 2 6 .
1 0 8 0 .
2 0 3 8 .
3 0 4 2 .
R728
5.6
R704
1/4W
*
D705
D704
EL1Z
RD10ESB2
C706
R703 C704
0.001
4.7
1M
25V 500V
1/4W
1 1 B
D703
EL1Z
R724
R718 C708
33k 4700p 470K
2kV 1/2W
1/2W
E
RV701 R709
2.2M 330K
TP6 R722
680K
TP5
R726
SG703
1k
5MM
1 1W
RS
R712
R705
SG702
1k
1k
5MM
1
1W
1W
RS
IC701
5 6 7 8 9
C710
D706 D707
1SS83TA
1SS83TA
C705
R706
0.001
330
R 500V
1/4W
D702
C701
G
0.1 1SS83TA
250V
PT B R716 330
R727
330
1/4W
C702
C703
0.01 10
R702
50V
50V
D701 10k
F C1805
1/4W CN1801
47p
3P
50V
WHT
CH
3 ROT (-)
2 NC
ROT (+)
1
R1804
XX
D1802
RD15ESB2
IC1801
M5216P
R1801
ROTATION AMP
47k
1/10W
R1803
R1809
10k XX
10
10V
R1808 10k
D1803
1/10W
RD15ESB2
C1804
D1801 R1810
R1807
10
RD15ESB2 10k
10k
50V
1/10W
G H I
~ C Board IC Voltages ~
K V 3 - 2 H X 1 5
R f e N o P n i N o V l o a t g e ( ) V
L E A , D J U M P E R
1 3 0 .
1 5 M M
2 2 6 .
3 3 1 .
4 0 7 .
C I 7 0 1
5 6 3 .
6 1 9 9
7 1 3 3 5 .
8 1 5 4 4 .
9 1 3 6 2 .
CN704
XX
1 H2
NC
2
GND
3
NC
4
+200V
5
CN707
5P
WHT
1 H2
NC
2
TO A BOARD
+200V
3
CN508
NC
4
5 GND
CN706
1P
1 G2 TO A BOARD
CN509
CN701
XX
+1000V
1
2 GND
3 +200V
KV-28HX15 - W66LWS000X
H2
4
KV-32HX15 - W76LWN000X
KG KB G2
V901
L704
10uH
H
PICTURE
TUBE
10
250V HV
CV KR G1 G4
R701
TO A BOARD HV T511
1M
1/4W
TO COATING EARTH
C711
XX
R741
100
1/2W
RC
~ D2 Board Difference Table ~
R f e K V 2 - 8 H X 1
C 8 8 0 2 0 1 . 2 U F 5 % 2
C 8 8 0 3 0 0 . 3 3 U F 5 %
- 35 -
J K L
R f e N o P n i N o V l o a t g e ( ) V
TP1
1 3 8 .
2 3 8 .
3 3 8 .
4 0
C I 1 8 0 1
2.32 Vp-p (H)
5 4 0 .
6 4 0 . TP3
7 4 2 .
8 8 0 .
2.32 Vp-p (H)
TP5
116 Vp-p (H)
TP7
2.68 Vp-p (H)
D2.-28/32HX15
D2
CN8801
8P
L8802
H DY- 220uH
8
NC 7
C8802
SMART
6 *
NC
5
TO A BOARD
GND
CN512 4
GND
3
SW 2
+8V
1
CN8802
XX
SW
1
GND
2
+8V
3
5 K V 3 - 2 H X 1 5
5 0 V 0 1 . U F 5 % 4 0 0 V
2 5 0 V 3 0 0 0 0 P F 3 % 1 2 . K V COMPONENTS MARKED AS XX ARE NOT FITTED ON THIS MODEL
~ D2 Board Schematic Diagram [ Smart Mode Deflection ] ~
M N
~ C Board Waveforms ~
20us/div
20us/div
TP2
2.32 Vp-p (H)
20us/div 20us/div
TP4 TP4
116 Vp-p (H)
20us/div 20us/div
TP6
102 Vp-p (H)
10ms/div
SMART MODE DEFLECTION
R8810 R8808
XX XX
D8802
EL1Z JR8801
R8809
0
Q8805 XX
CHIP
XX
C8803
*
R8803 Q8804
C8806
R8807
C8804 100k
XX
XX
1/4W XX
0.047
Q8801 630V
IC8801
STP1PNB20 PC123F2
JW8802
R8805
10
10k
R8802 S
1/10W
XX
D8801
MTZJ-9.1
R8804
2.2k
R8811
XX
Q8802
DTC144EKA
R8806
Q8803 100
DTC144EKA 1/10W
R8812
D8803
22k
MTZJ-4.7C
1/10W