Y/C Processor) Schematic Diagram - Sony DCR-TRV120 Service Manual

Digital8 digital video cassette recorder
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VC-235 (Y/C PROCESSOR) SCHEMATIC DIAGRAM • See page 4-11 for VC-235 printed wiring board. • See page 4-87 for waveforms.
1
2
3
4
VC-235 BOARD (2/16)
A
Y/C PROCESSOR (KINUTA BLOCK)
-REF.NO.:10,000 SERIES-
XX MARK:NO MOUNT
NO MARK:REC/PB MODE
R:REC MODE
P:Digital8 PB MODE
B
C:Hi8/Std8 PB MODE
Hi8/Std8
KINUTA_C_OUT
12
VC-235 BOARD (4/16)
C
Hi8/Std8
KINUTA_Y_OUT
L2209
13
10uH
REG_1.5V
VC-235 BOARD (7/16)
D
E
FB2205
0uH
FB2201
XX
FB2204
0uH
D_2.8V
FB2202
0uH
D_1.5V
F
L2202
10uH
A_2.8V
L2203
10uH
14
R2227
FB2203
0uH
VC-235 BOARD(16/16)
L2201
10uH
L2208
G
10uH
A_4.75V
L2204
10uH
REG_GND
C2244
0.01u
H
Hi8/Std8
RF_AGC_OUT
Hi8/Std8
15
PB_C_RF
VC-235 BOARD (9/16)
DOP
I
16
AFC_F0_ADJ
VC-235 BOARD (14/16)
AFC_F0
TBC_VD
XTBC_V_RST
J
MECHA_HD
MECHA_HD
JOG_VD
JOG_VD
17
MECHA_VD
MECHA_VD
VC-235 BOARD (12/16)
MECHA_FLD
MECHA_FLD
ATF_SAMPLE
ATF_SAMPLE
X1/2_SWP
X1/2_SWP
SWP_DIR
SWP_DIR
K
VC-235 BOARD
SYS_V
9
SYS_V
(1/16,10/16,12/16)
C2202
10u
XRST_KINUTA
6.3V
XRST_KINUTA
TA
A
CK_CONT2
CK_CONT2
7
CK_CONT1
L
CK_CONT1
XVC_SCK
VC-235 BOARD
XVC_SCK
(1/16,12/16)
VC_SO
VC_SO
VC_SI
VC_SI
XCS_KINUTA
XCS_KINUTA
AFC_FO
18
Q2204,2206
M
VCO
VC-235 BOARD (15/16)
AFM_FSC
N
05
5
6
7
8
Hi8/Std8
R2211
0
R2207
XX
Q2203
XX
2.8
R2208
0
R2228
R2212
XX
216
215
214
213
212
211
210
XX
Q2202
XX
C2238
2.8
1u
R2224
1608
VDDAA8
12k
R0/P0/C0.5
REXT8
C2214
0.1u
R2.8/P2.8/C1.8
CBU8
R2225
470
Hi8/Std8
R0/P0/C0.3
DAO8
10
VSSAA8
C2225
0.01u
VSSAA7
DAO7
CBU7
C2228
10u
REXT7
4V
TA
A
VDDAA7
2.8
VDDAA6
REXT6
C2233
0.01u
CBU6
DAO6
VSSAA6
VSSAA5
C2232
10u
DAO5
4V
CBU5
TA A
REXT5
VDDAA5
2.8
XX
VDDAA4
R2226
XX
REXT4
CBU4
DAO4
VSSAA4
VSSAA3
DAO3
CBU3
REXT3
VDDAA3
2.8
VDDAA2
REXT2
CBU2
DAO2
VSSAA2
VSSAA1
DAO1
C2215
CBU1
1u
2.8
REXT1
2.8
VDDAA1
VDDAA0
C2222
0.1u
R0/P0.8/C0.8
VRBAD
C2223
0.1u
R0/P1.9/C1.9
VRTAD
C2224
0.1u
R0/P1.4/C1.4
VINNAD
R0.1/P1.4/C1.4
C2229
AD_IN
0.01u
R0/P1.1/C1.1
OP_OUT
VSSAA0
C2203
0.01u
R0/P1.1/C1.1
Hi8/Std8
C_IN
0.01u
C2213
R0/P1.1/C1.1
ATF_IN
R2223
8200
R0/P1.4/C1.4
Hi8/Std8
VREFOP
R0/P1.1/C1.1
2.8
Y_RF_IN
C2226
0.01u
R2221
AVDD
820
R3.1/P3.1/C1.3
C2210
AMPO
1u
R2.8/P2.8/C1.4
1608
INN
R2240
C2208
C2227
1M
R2215
0.47u
390p
1k
2012
CH
C2211
R2220
4.7u
39k
6.3V
55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108
C2212
R2.8/P2.8/C1.4
1u
1608
R2213
L2207
Q2206
5600
2SC4738F-Y/GR(TPL3)
3.3uH
R2243
C2234
R2219
4.7
R2241
R2205
C2230
0.01u
C2201
XX
15k
100
1500p
0.01u
10k
R3.1/
R3.1/
P3.1/
R3.7/
P3.1/
C1.4
P3.7/
R3.7/
R2206
C1.4
C2231
C1.9
C2247
P3.7/
100k
R2242
XX
1u
C1.9
15k
CH
1608
C2204
R2222
0.1u
3300
D2201
KV1470TL1-3
D2202
KV1470TL1-3
Q2204
2SA1832F-Y/GR(TPL3)
4-17
9
10
11
12
13
C2240
1u
1608
Hi8/Std8
C2246
C2245
XX
XX
R2253
CH
CH
XX
X2201
9
XX
C2250
10u
4V
209
208
207
206
205
204
203
202
201
200
199
198
197
196
195
194
193
192
191
190
189
188
187
186
185
184
183
182
181
180
179
178
177
176
175
IC2201
HG75C012FFL
IC2201
Y/C PROCESSOR
11
0
0
R2248
10k
2.8
1.4
R2230
5
4
0
1
2
3
1.4
IC2202
TC7SU04FU(TE85R)
(Note 1)
INVERTER
R2256
R2247
0
1k
C2241
XX
CH
Note 1:R2256 is mounted on the board with
suffix number 12(22,32)
Note 2:R2256 is not mounted on the board with
suffix number 11(21,31)
DCR-TRV120/TRV120E/TRV120P/TRV125E/
14
15
16
17
174
173
172
171
170
169
168
167
166
165
164
163
2.8
SENS1
2.8
SENS0
TEST
R1.4/P0/C0
IRIS_COM
IRIS
2.8
TBCVD
0
XTECVRST
TESTBS
VCKO
DVSS8
0
EN1
EN1
R0.4/P0/C0
DIR1B
DIR1B
R2.4/P0/C0
DIR1A
DIR1A
R2.5/P0/C0
DIR0A
DIR0A
R0.6/P0/C0
DIR0B
DIR0B
0
EN0
EN0
2.8
IO_VDD4
IFI_HD
R2.6/P0.1/C2.6
VIHDO
C2243
MEMHDI
1u
R2.8/P0.1/C2.8
1608
IFI_VD
VIVDO
MEMVDI
R1.4/P0.1/C1.4
IFI_OE
VIFLDO
MEMFLDI
DVSS7
R1.1/P0.1/C1.1
IFI_Y0
YMO0
YMI0
R1.1/P0.1/C1.1
IFI_Y1
YMO1
YMI1
1.9
DVDD3
IFI_Y2
R1/P0.1/C1
YMO2
YMI2
R1/P0.1/C1
IFI_Y3
YMO3
YMI3
DVSS6
R1.5/P0.1/C1.5
IFI_Y4
YMO4
YMI4
R1.2/P0.1/C1.2
IFI_Y5
YMO5
YMI5
2.8
IO_VDD3
R0.7/P0.1/C0.7
IFI_Y6
YMO6
YMI6
R0.4/P0.1/C0.4
IFI_Y7
YMO7
YMI7
DVSS5
R1/P0.1/C1
IFI_C3
CMO3
CMI3
R1.1/P0.1/C1.1
IFI_C2
CMO2
CMI2
1.9
DVDD2
R1/P0.1/C1
IFI_C1
CMO1
CMI1
R1.1/P0.1/C1.1
IFI_C0
CMO0
CMI0
EOR_OUT
TESTKP
2.8
R2255
0
C2252
XX
C2242
1u
1608
C2251
XX
(Note 2)
4-18
TR8000E/TR8100E
18
19
20
21
Hi8/Std8
AD1
AD1
AD2
AD2
AD3
AD3
AD4
AD4
AD5
AD5
AD6
Hi8/Std8
AD6
AD7
AD7
AD8
AD8
AD9
AD9
AD10
AD10
6
V_STOP
VC-235 BOARD (1/16)
V_STOP
PBLK
PBLK
ID
ID
XSG1
XSG1
XV1
XV1
AVD
AVD
AHD
AHD
CLP1
CLP1
ADCK
ADCK
VCK
VC-235 BOARD
SPCK
2
(1/16.5/16,6/16,7/16)
IRIS_COM
IRIS_COM
EN1
EN1
DIR1B
DIR1B
DIR1A
19
DIR1A
EN0
VC-235 BOARD (3/16)
EN0
DIR0B
DIR0B
DIR0A
DIR0A
ZM_RST
ZM_RST
FC_RST
FC_RST
IFI_Y0
IFI_Y0
IFI_Y1
IFI_Y1
IFI_Y2
IFI_Y2
IFI_Y3
IFI_Y3
IFI_Y4
IFI_Y4
IFI_Y5
IFI_Y5
IFI_Y6
IFI_Y6
IFI_Y7
IFI_Y7
20
IFI_C0
VC-235 BOARD (5/16,6/16)
IFI_C0
IFI_C1
IFI_C1
IFI_C2
IFI_C2
IFI_C3
IFI_C3
IFI_OE
IFI_OE
IFI_HD
IFI_HD
IFI_VD
IFI_VD
SIGNAL PATH
VIDEO SIGNAL
CHROMA
Y
Y/CHROMA
REC
PB
REC
PB
Ref.signal
Y/C PROCESSOR
VC-235 (2/16)

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