Vfd (Video Dsp, D/A Converter)) Schematic Diagram - Sony DSR-50P Service Manual

DSR-50/50P
JC-20 (VFD (VIDEO DSP, D/A CONVERTER)) SCHEMATIC DIAGRAM • See page 4-15 for JC-20 printed wiring board. • See page 4-148 for waveforms.
1 2 3
JC-20 BOARD (5/14)
A
VFD(VIDEO DSP,D/A CONVERTER)
-REF.NO.:20,000 SERIES-
XX MARK:NO MOUNT
NO MARK:REC/PB MODE
R:REC MODE
P:PB MODE
B
L3302
10uH
19
AFC_3V
JC-20 BOARD (4/14)
L3300
10uH
J_1.9V
C
25
JC-20 BOARD (14/14)
D
L3301
10uH
J_3V
C3301
0.01u
GND
C3300
22u
6.3V
E
CAM_Y0
Y0
CAM_Y1
F
Y1
CAM_Y2
Y2
CAM_Y3
Y3
14 CAM_Y4
Y4
JC-20 BOARD (2/14) CAM_Y5
Y5
CAM_Y6
Y6
CAM_Y7
Y7
CAM_C0
JC00
CAM_C1
G
JC01
CAM_C2
JC02
CAM_C3
18
JC03
CAM_C4
JC-20 BOARD (3/14) JC04
CAM_C5
JC05
CAM_C6
JC06
CAM_C7
JC07
AFCK
H SPCK0
CAM_HD
22 AFH
CAM_VD
JC-20 BOARD (4/14) VD
CAM_FLD
WEVN
I
J
R3323
0 CL3318
VREF
K
CL3319
FRRV
R3322 0
TRRV
R3321 CL3320
0
26 XMS_SCK_VSP
XVSP_SCK
XCS_VFD
JC-20 BOARD (9/14)
XCS_VFD
DATA_TO_MS_VSP
VSP_SI
DATA_FROM_MS_VSP
L VSP_SO
XRST_VSP
XRST_VSP
TMS
TMS
TCK
27
TCK
JC-20 BOARD (11/14) CL3317
TDI
TD02
M
TDO
28
TDO3
JC-20 BOARD (6/14)
N
05
VFD (VIDEO DSP, D/A CONVERTER)
JC-20 (5/14)
4 5 6 7
C3302
C3305 C3306
22u 22u
0.01u
6.3V C3303 6.3V
0.01u
C3304
0.01u
0.8 1 1 0 0
90 89 88 87 86 85 84 83 82 81 80 79
2
2.8
R3320
0 1.4
1.4
0
CAM_FLD
1.6
AFCK 1.2
CAM_VD
0
CAM_HD 0
CAM_C7
CAM_C6 R1.7/P1.9
CAM_C5
R1.1/P1
CAM_C4 R1.2/P1
R1.2/P1.1
TDO 2.8
TDI
2.8
TCK
TMS
2.8 R0.8/P0.4
DATA_TO_MS_VSP 2.6
DATA_FROM_MS_VSP
XMS_SCK_VSP 2.7 R0.7/P0.4
XCS_VFD
2.7
2.8
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
XRST_VSP
E-E
29
JC-20 BOARD (14/14)
4-27
8 9 10 11
R3301 R3304 R3307
1500
3300 3300
2 2.7
78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61
C3307
10u
10V
24 25 26 27 28
C3308
0.01u
3.1
2.8
2.8
2.6
MOE
1.4
1.5
2
IC3300
MVO
2.8
MHO
2.6
IC3300
MY07
M65511FP-R60S 0.9
MY06
1
MY05
1.3
MY04
1.5
MY03
0.6
MY02
0.6
MY01
1.1
MY00
1
2.8
2.6
0
0
0
2.8
0 0 0 0 0
R3325
0
R3326
R3302 R3305
XX XX
R3306
R3303
0 0
12 13 14 15
R3310
470
R3318 R3319 R3315
R3308
510 330 470 470
3.1
CL3300
2.9
Q3300
3.1
2SD2216J-QR(K8).SO
2.3
CL3301
2.9
Q3301
2SD2216J-QR(K8).SO
2.3
CL3302
2.8
R3316
0
CL3303
CL3304
R3309
R3312
4700
4700
R3311
0
CL3305
IC3301 TC7SU04FU(TE85R) C3314
L3303
0.01u
10uH
2.8
IC3302
1.4 TC7WH04FU(TE12R)
1.3 1.3 2.8
1.5
1.3 29 2.8
1.5
R3317 X3300
13.5MHz
1M
C3309
C3311 IC3302
10u C3312
XX
6.3V 5p
C3310 CT3300
0.01u
CT3300
IC3301
VFD
SPCK
IC3303
IC3303
MB90097PFV-G-120-BND
0
0 1.5
0
C3313
0.01u
XX 0 2.8
0 2.8
0 0.3
2.8 2.8
2.6 2.9
SIGNAL PATH
VIDEO SIGNAL
CHROMA Y Y/CHROMA
REC
PB
4-28
16 17 18 19
3.1
Q3302
2SD2216J-QR(K8).SO
2.2
Y_SIKISA
CR_OUT
CB_OUT
C_OUT
Y_OUT
R3314
4700
4
JC-20 BOARD (1/14)
VFD_VD
VFD_HD
VBUS0 CL3306
VBUS0
VBUS1 CL3307
VBUS1
CL3308
R3324 VBUS2
0 VBUS2
CL3309
VBUS3
VBUS3
VBUS4
VBUS4
CL3310
VBUS5
VBUS5 30
CL3311
VBUS6 JC-20 BOARD (6/14)
VBUS6
CL3312
VBUS7
VBUS7
CL3313
TUVS
TUVS
CL3314
R3313 XVEN
XVEN
0
CL3315
TUSV
TUSV
CL3316
TRCK
VFD_OE
CL3323
31
DA135
JC-20 BOARD (14/14)
OSDHD
32
CLK135
JC-20 BOARD (7/14)
5
OSDVD
JC-20 BOARD (1/14)
XSYS_RESET
OSD_SO 33
XCS_OSD
JC-20 BOARD (11/14)
XOSD_SCK