Av Switch & Scart - Sony VTX-D800U Service Manual

A B C
B..-VTX-D800
+3V3
C837
0.1
16V
1
R824
470
C845 1/10W
XX
R825
470
VIN D800
1/10W
BZA408B-115
R887 R888
VCC 1
6 XX
XX
GND 2 5 1 1
3 4
J800
1
1 1
2
SPDIF
R800
XX
R801
XX
3
R802
XX
4
D801
BZA408B-115
1
2
3
R803
XX
1
GND
R804
XX
R_OUT_VCR
R805
R_IN_VCR VCR
XX
L_OUT_VCR
D802
5 21P
GND BZA408B-115
CN800
GND R807 1
XX
L_IN_VCR 2
R806
XX
B_VCR 3
SLB_VCR
1
GND SCART_SMART
SMARTLINK
R808 XX
G_VCR
N/C
R809 XX
GND
GND
R/C_VCR
FB_VCR
GND
GND C857 C858
100p
6 100p R810
V_OUT_VCR
50V 50V
XX
V_IN_VCR
GND 1
GND
R811
XX
D807
R_OUT_TV PZM-13NB2A
R_IN_TV R812 XX
TV
L_OUT_TV
GND
21P
GND CN801
L_IN_TV R894
XX
B_TV
R814 XX
SLB_TV
7 GND
SMARTLINK SCART_SMART
XX R816 CHIP
G_TV
R817
XX
N/C R_TV_SCART
GND
FB_TV_SCART R818
XX
GND
R819
R_TV XX
C859 C860
FB_TV 100p
100p
50V 50V V_OUT_TV_SCART
GND
R820 XX
GND
V_OUT_TV
V_IN_TV D804
1 R821 XX
GND BZA456A
GND
8
C800
0.1
R823
16V
75
1/10W
1
GND
9
TV SCART CHROMA IN ENABLE
10
R813
XX
SCART_GPO_1
SCART_GPO_1
11
D E F
C839
10
50V
C840
10
50V
C804
R839
1
10k
6.3V
1/10W
1
GND
R840
C805
10k 1
1/10W
6.3V
1
GND
R841
C806
10k 1
1/10W
6.3V
1
GND
R835 C843
R889
470 10
XX
50V
1
GND
R842 C807
10k 1
1/10W
6.3V
1
GND
EXTRA DE-COUPLING CAPACITORS FOR 5V
6
5
4
1
GND
R836 C841
1
470 GND
10
R890
1/10W 50V
XX
1
GND
C842
R837
R891 470 10
XX
50V
6
1
GND
5
4
C844
10
1
50V
R838
470
R892 1/10W
XX C808
V_OUT_TV_IC
R880 0.1
R844
1
16V XX R_TV_IC
75
R893
1/10W
XX
C802
0.1
16V
R/C_VCR
C803
0.1
16V
D803
R833
PZM-13NB2A R832
R815 R843
75
75 75 XX
2 3 1/10W
1/10W 1/10W
1 1 1
1
VCR SCART CHROMA OUTPUT SELECTION
R860
XX R869
Q806 XX
XX
Q805
2SC2412K-T-146-R
R861
R862 C848
1 0 XX XX
CHIP
D805
SCART_GPO_2
BZA456A
Q804
2SC2412K-T-146-R
1
1
GND
R855
0
CHIP
R826
75
1/10W
R827
75
1/10W
R828
75
1/10W
R829
75
1/10W
R830
75
1/10W
R831
75
1/10W
R822
470 Q803
2SC2412K-T-146-R
1
Q802
GND
2SC2412K-T-146-R
1
GND
G H I J
+5V
C850
C815 C849
0.1 0.1 0.1
16V 16V 16V
C816
L802 47
100uH 16V
R852
68k
1/10W
1
C817
0.1
16V
R854
R853
100 100
CHIP
CHIP
C820
0.1
16V
C811
22
25V
1 1
GND GND
48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33
49 RIN4 LOUT1 32
50 LIN4 MONO 31
51 VIN7 PHONO_R 30
52 VIN10 PHONO_L 29
VIN4 +5/+12V_VCCA
53 28
54 VIN2 -5V_GNDA 27
55 VIN13 AUD_BIAS 26
IC800
56 VIN12 GND_DIG 25
C846 0.1 0.1 CXA7002R-T6 C838 22 25V
C847
57 VIN11 +5V_DIG 24
58 +5V_VID FBLK_IN2 23
C810
0.1
59 GND_VID FNC_VCR 22
60 VOUT5 TV_FBLK 21
VOUT6 FBLK_IN1
61 20
62 VOUT4 HW_MUTE 19
63 VOUT3 FNC_TV 18
64 +5V_VOUT +12V 17
R879 C809
1k 0.1
16V
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
1
GND
1
1
C823
0.1
16V
1
R851
XX
Q807
2SC2412K-T-146-R
C812
XX
R899
XX
1 1
C813
0.1
16V
R834
C801
75 0.1
1/10W
1 16V
R845 1k
R846 1k
R847 1k
R848 1k
R849 1k
1k
R850
1
- 27 -
K L M
+3V3
C852
C851
0.1 0.1
16V 16V
C828
4.7
10
C829
4.7
10
NOTE 0.5% TOLERANCE RESISTORS
+12V
+5V
1
C821
C826
XX
0.1
L804
16V
12uH 1
C822
0.1
FB_TV_IC 16V
1
R865
10k
1/10W
L803
100uH
C824
C825 C827
4.7 47 0.1
R859
16V 16V
16V
R857 470 R866 1
XX 1/10W
XX
C836 1
0.1
R868
16V
R863
470
XX
1/10W
R864
R856 R858
XX XX
XX
R896
XX
R895
XX
R898
VCR SCART SLOW BLANKING DIRECTION CONTROL (SYNCRO RECORD)
XX
R867
XX
Q801
XX
Q800 1
XX
1
C830
0.1
C831
0.1
C832
0.1
C833
0.1
C834
0.1
C835
0.1
R881
1k
1
GND
B
5/6
~ B Board Schematic Diagram [ AV Switch & SCART ] Page 5/6 ~
N
SCL_0
SDA_0
DAC_L
DAC_L
R872 1.5k
1
R873 10k
DAC_R
DAC_R
R874 1.5k
1
R875 10k
AVS_INTB
LUMA
LUMA
CVBS
CVBS
CHROMA
CHROMA
RED
RED
GREEN
GREEN
BLUE
BLUE
R882 R883 R884
R885 R886
1k 1k 1k 1k
1k
NOTE 0.5% TOLERANCE RESISTORS REQUIRED