Schematic Diagram - Up Convert Board - Sony STR-DA2ES Service Manual

6-20. SCHEMATIC DIAGRAM – UP CONVERT Board – •
(DA2ES)
FB3101
R3107
12k
CN3101
C3136
7P
0.1 C3102
R3142 R3106 L3101 47
75 820 10V
27µH
V
GND
Q3100
2SC2712
+5V
+7V FB3102
Y
(Page
C
R3103
560
29)
Q3100-3102
VIDEO BUFFER
•
See page 48 for Waveform. See page 50 for IC Block Diagrams.
C3104
R3108 C3103 C3121
47
560 0.1
10V
VIDEO SYNC SEPARATOR
Q3102
2SA1162
IC3100 C3117
C3116
TC90A45F
0.1
AVSS AVDD
C3110 0.01
Q3101
2SC2712 VRB YOUT
C3109 0.01
VRT BIAS2
C3108 0.47 50V
R3146 ADIN COUT
C3107 0.01
270
BIAS1 BIAS3
R3104 R3105 TEST VFIL
1.2k 820 C3106
0.1 KILLER CKIN
DVDD DVSS
C3105
100
10V
L3100
100µH
C3123
R3120 R3121
100
0.1 12k 560
10V
Q3103
Q3103-3107
2SC2712
Y SYNC BUFFER
Q3104
C3120 2SC2712
100
L3102 R3112 L3104 47
10V
100µH 560 27µH 10V
R3111 C3118 C3119 R3113 R3114 R3115
820 22p 12p 1.2k 6.8k 560
C3115 0.01
C3114 0.01
R3132 R3133
12k 560
R3110
820
Q3108
C3112 Q3108-3112
2SC2712
180p
C SYNC BUFFER
Q3109
2SC2712
R3124 L3103 C3126
560 27µH 0.1
R3123 C3124 C3125 R3125 R3126 R3127
820 22p 12p 1.2k 6.8k 560
C3111
0.01
33 33
L3105
FB3103 33µH
R3122
150
C3127
56p
Q3107
2SA1162
C3131
0.01
C3138 C3130
47 4.7
Q3105
10V 50V
2SC2712
C3129
R3145 0.01
680
R3118 C3137 C3128
Q3106
R3116 R3117 100 0.1 R3137 2.2
2SA1162
1.2k 820 10k 50V
R3134 R3136 C3135 X3100
150 10k 15p 3.5795MHz
Q3112
2SA1162
Q3110
2SC2712
R3144
1k
R3128 R3129 R3130 Q3111
1.2k 820 100 2SA1162
STR-DA2ES/DB1080
R3131
390
C3134
0.47
50V
R3141
390 C3133
560p
R3140
CLOCK GENERATOR
1M
IC3101
MM1093NF
C3132
390p
CHROMA
COMPOSITE
INPUT
INPUT R3139
15k
ACC BURST GATE
FILTER FILTER
APC1 4FSC
FILTER OUTPUT
X'TAL APC2
FILTER
GND1
OSC C
GND2 VCC2
FSC
VCC1
OUTPUT R3138
5.6k
NC OSC R