By Board Schematic Diagram (4 Of 5) - Sony TRINITRON KD-30XS955 Service Manual

BY BOARD SCHEMATIC DIAGRAM (4 OF 5)

Due to the complexity of this board, performing component level fi eld repairs is not recommended. If service is required, complete board replacement is the preferred repair method.
Data is provided for reference only.
1 | 2 | 3 | 4 | 5 |
A
—
B
—
MID OUT
C 5V-1
5V 5V
—
D
IIC1
—
E
—
C2826
0.1
25V
F:1608
F
R2901
4.7k
1/16W
:CHIP
—
R2902
4.7k
1/16W
:CHIP
TO AZ CN510
G
CN2804
40P
:BLK
GND 40
—
V SINE 39
GND
38
V PARA2
V PARA2
37
V PARA1
V PARA1
36
H
GND
35
M PIN
MP PARA
34
EW DRV
EW PARA
33
GND
— 32
DF PARA
DF PARA
31
2 H CENT
HC PARA
30
1
GND
29
V DRV-
V DRV-
I 28
V DRV+
V DRV+
27
V TIM
26
ABL
25
— GND 24
H PLS
23
GND 22
H PROT 21
V PROT
J 20
9V
19
H DRV
H DRV 18
3
GND
17
5V
— 16
5V
GND
15
JIG B 14
PROT MUTE 13
JIG RG
K 12
GND 11
SCP 10
OSD H 9
— YSYM
OSD YSYM 8
OSD V
7
OSD B
OSD B 6
12V 5
L OSD G
OSD G 4
GND 3
OSD R OSD R
2
GND 1
—
M
—
N
KD-30XS955/34XBR960/34XS955/36XS955
6 | 7 | 8 | 9 | 10 | 11 |
CN2803
6P
:S-MICRO
TO WY
TO WY CN9102
R2803
4.7k
R2880
1/16W
1.5k
:CHIP
1/16W
:CHIP
C2804
R2801 47p
R2805 6.8k
50V
1.5k C2805
1/16W CH:CHIP
0.01
:CHIP C2806
5V-2 25V
R2922 0.47
B
0 10V
1/16W B:1608
R2881
R2808 :CHIP
R2804 L2811 1.5k
12k R2806
R2913 47 1/16W
1/16W 3.3M
0 5V 1/16W :LB2016 :CHIP
:CHIP 1/16W
1/16W :CHIP
:CHIP
:CHIP
5V Q2801 R2807
2SA1226 100
C2808
1/16W
BUFF 4.7
:CHIP
50V
:AL-CP
+5V C2811
C2809
0.1
100 YSYM
25V
16V
F:1608
:AL-CP
R2812
C2813 4.7k
0.1 16V B: CHIP 1/16W
Y
:RN-CP
C2816
0.1 16V B: CHIP CB
B
CR
C2817
G
0.1
R2816
16V
100k CR R
B: CHIP
1/16W
:CHIP
R2817
51 50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34
100
1/16W
C2818 :CHIP R2819
R2818
0.001 100
100
50V 1/16W
1/16W
B: CHIP :CHIP
:CHIP 52 SDA
R2820
100
C2820 53 SCL
R2823 1/16W
Q2804 0.01
47k :CHIP
25V 54 SCP
1/16W 2SD601A
B: CHIP
P.1 :CHIP R2821
55 HS_IN
R2824 100 1/16W :CHIP
100
56 VPROT
1/16W
:CHIP IC2801
R2900 57 HPROT
CXA2170Q
4.7k
R2825 Y/C/CRT
1/16W 58 VCC5H VCC_OUT
47k 1/16W :CHIP
:CHIP
C2823
59 HD_TC PRE_RGB
L2803 100 C2825
16V 1000p 50V B:1608
60 HVCOMP_IN
:LB2016 :AL-CP
C2829
61 IREF_HV ABL_FIL
R2826 0.0047
Q2822
2SD601A 10k 50V
R2828 62 AFC_FIL
1/16W 8.2k B: CHIP
:RN-CP
Q2823 1/16W 63 CERA
2SD601A :CHIP
C2834 64 L2_FIL
0.47 C2833
10V 0.22
B:1608 16V C2835
B:1608 0.01
25V
X2801 R2830 B: CHIP
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
560
2.7MHz
1/16W
:CHIP
R2833
100
1/16W
:CHIP
C2837
100
R2835
16V
100 1/16W :CHIP
:AL-CP
R2838
R2844
L2806 100
2.7k
1/16W
1/16W
:LB2016 :CHIP
:CHIP
C2842
C2843
100
0.1 Q2807
16V
25V 2SD601A
:AL-CP R2845
F:1608
100
1/16W
H DRV
:CHIP
R2848 R2846
2.2k 3.3k
1/16W 1/16W
H CENT :CHIP :CHIP
M PIN
DF PARA
EW DRV R2850
100
V PARA2 1/16W
9V
:CHIP
V PARA1
V DRV-
V DRV+
12 | 13 | 14 | 15 | 16 | 17
L2801
:LB2016
C2802 C2801
0.1 100
25V 16V
F:1608 :AL-CP
R2853
0
1/16W
:CHIP
R2809 R2810
2.2k 2.2k
1/16W 1/16W
:CHIP :CHIP
Q2802
2SB709A
R2811
100
1/16W
:CHIP
Q2803
2SB709A
R2865
2.2k
1/16W
:CHIP
R2813
10k R2815 R2866
1/16W 10k 2.2k
33 :CHIP 1/16W 1/16W
:CHIP Q2811 :CHIP
R2868
100 2SA1226
1/16W BUFF
:CHIP R2867
Q2812
R2869 2.2k
R_OUT 32
100 2SA1226 1/16W
C2819 1/16W BUFF :CHIP
R_SH 31
0.1 16V B: CHIP :CHIP
G_OUT 30 R2870
100
C2821
G_SH 29 1/16W
0.1 16V B: CHIP
:CHIP
B_OUT 28
C2822
B_SH 27 Q2813
0.1 16V B: CHIP
2SA1226
26 BUFF
C2827 C2824
0.1 100 L2804 C2828
25
25V 16V 0.068 16V B:CHIP
F:1608 :AL-CP :LB2016
IK_IN 24
23
L2805
ABL_IN 22
:LB2016
VCC9 21
R2827
4.7k
VTIM 20
1/16W
C2831 :CHIP
100
16V R2829
:AL-CP 2.2k
C2830 1/16W Q2805
19
2SB709A
4.7 C2836 :CHIP
50V 0.1
:AL-CP 25V
F:1608
R2831
Q2806
2.2k
2SD601A
R2832 1/16W
100 :CHIP
1/16W
R2842 :CHIP
100
1/16W
:CHIP
R2843
100
1/16W
:CHIP
R2847 R2849
100 10k
1/16W 1/16W
:CHIP :CHIP
C2845
100
D2803
16V
MA111
:AL-CP
R2851
330
1/16W
:CHIP
R2854
0
1/16W
:CHIP
R2920
0
1/16W
:CHIP
D2806
R2858
O2CZ5.6
10k C2847
1/16W LIMIT 0.22
:RN-CP 16V
R2919 B:1608
22k
1/16W
R2899
22k
1/16W
:RN-CP R2860
10k
1/16W
:CHIP
Q2818
2SD601A R2861
10k
1/16W
:CHIP
| 18 | 19 | 20 | 21 | 22 | 23
C2851 C2850
0.1 100
25V 16V
F:1608 :AL-CP
L2807 ROUT
TP88
:LB2016 R
4
G
5
B
R2907
33
:CHIP BOUT
6
TP87
R2908
33
:CHIP
R2909
33 R2911
:CHIP
0
1/16W R2921
:CHIP 0
1/16W
:CHIP
C2849
0.0022 P.4
50V
B:CHIP R2862 ID
100
1/16W
:CHIP
PMUTE
P.1
C2844
100
16V
C2846 9V :AL-CP
0.1
16V
B:CHIP
ABLATT
CRT DRIVE
9-965-965-01<DA4> BY(4/5)
KD-30XS955/34XBR960/34XS955/36XS955
| 24 |
BY BOARD WAVEFORMS
1 2
1.5 Vp-p (V) 1.7 Vp-p (V).
3 4
2.9 Vp-p (H) 3.0 Vp-p (V)
5 6
2.3 Vp-p (V). 2.4 Vp-p (H)
1 R DRV
2 GND
3 G DRV
4 GND
5 B DRV
6 GND
7 12V
8 IK
9 GND/SABL
10 PMUTE
11 ID
CN2805
11P
S-MICRO
:WHT
TO CX CN9001
109