Sony CA-702 Maintenance Manual page 103

DIF-67
IC1, 2
BILATERAL
REC DATA0-9, CF, HD_I/O 12 VD0-VD9, HD, CF
BUFFER
3V 5V
IC3
AU 1/2CH IN
AU 3/4CH IN
128FS
64FS
BUFFER
FS ( X )
3V 5V
IC14, 15
VD PULSE
SYNC GENERATER
IC14, 15, 17
PULSE
GENERATER
IC6, 7
LOAD2 ADD 8
S P
SCK
SYSTEM
DIF READ SDA CWD 8
CONTROL
LOAD1 LOAD
SHIFT
RXD SCK R/W
REGISTER
TXD
IC8
S P
SYSTEM
6
CONTROL
LOAD
SHIFT
SCK
REGISTER
27MCK
SDI 27M OUT
CCZ VBS
RE-153
SYSTEM CONTROL SIGNAL
DATA I/O
ENC CE
DL LOAD1 SCK
DL LOAD2 TXD
DIF READ
IC110
DIF LOAD1
DIF LOAD2
OSC
TG1 START
AD LOAD
AD POWER ON
MUTING
X101
AUX1
AUX2
SAVE
V RESET OUT
VTR S/S OUT
H: POOL FEED
OEN
VTR SAVE OUT
REC TALLY OUT
CA-702
CA-702P
Block Diagram
IC5 IC18, 19 IC21
11 SX, SY
BUFFER
5V 3V
SDI
12 D1 ENC
ENCODER
IC27
RV1
10
VCO ADJ
AUDIO S1
D0-D9, PCK
7
TIME-BASE
COMPRESSION
ADD0-ADD6
AU 64FS, AUFS
IC38
IC30, 31, 33, 34 VDO
D0-D9
HD
BUFFER CK
KAH
DI
IC37, 41, 45, 46
DEC
IC49, 61 (1/6)
IC9, 10, 43
SDA SYSTEM
LOAD CONTROL
SCK
SYSTEM CONTROL SIGNAL
IC104
IC103
+9V +9V REG
A0-A15
ROM
D0-D7
+5V +5V REG
IC105
RESET
CPU IC8, Q30-32
AD RXD
–5V –5V REG
RXD, SDI DET
PLL LOCKED, VBS DET
IC9, Q40-43
+3V +3V REG
REC ALARM, VBS SDI
SDI/COMPOSITE, VTR START IC10, Q51-53
INPUT MODE/OUTPUT MODE
+3.5V +3.5V REG
ON/OFF
OVERALL OVERALL
Block Diagram
D2-D5
IC24
Q2-Q8, Q66 IC22 IC29
BUFFER
BLUE OUT
SELECTOR (VOLTAGE
DRIVER
FOLLOWER)
Q57, 58, IC80, 99
SWITCHING
DIX, DIY
&
SWITCHING
SDI
Q32 DECODER RV2
VCO
RESET
ADJ
IC53 IC56, 55
AU OUT BUFFER
12
5V 3V
IC57, 54, 59
CRD 7
IC42, 44, 52,
IC39, 40
VD0-9 TIME-BASE
EXT
IC46 (2/2), 48,
HD, CF EXPANSION
IC50 (2/4), (3/4) ERR
FLIP- IC61 (2/6) - (6/6)
V
SHIFT
FLOP
CF PULSE Z
REGISTER
GENERATER C
P S
U
READ, SCK
SDI ERROR
STATUS
INDEX ERR
IC58
SIGNAL
GEN. COMPOSITE
SHIFT
REGISTER
READ
P S
SCK
IC25, Q14, 30
BUFFER
IC5, Q7 Q1, 2, 14, IC1, 2
UNREG 12V
POWER SWITCH
VOLTAGE DETECT
IC3 DC OUT ON/OFF
Q4-6
PWM SOFT START POWER ON/OFF
CONTROL CIRCUIT
IC4
Q12, 13, 15
PWM
SOFT START
CONTROL CIRCUIT
5-3 5-3
DU-31
TO CCZ
CN2
CN4
BNC IN
BNC OUT
Q16-20, IC77,
CN3
OUTPUT AMP
Q22
SDI, DET
INVERTER
RV3
IC28
VIDEO
GAIN
DRIVER
AU CH 1/2
AU CH 3/4
CN-1528
Y
R-Y
B-Y
CF
PB VIDEO
REC ALARM
VBS SDI
VTR START STOP
VTR SAVE/
MONITOR
AUDIO
IC2
MIC (X)
MIC AMP
IC3
RXD
VTR SAVE
EARPHONE
DRIVER
MUTING
VTR START, RET
REC VBS
SDI/COMPOSITE
PS-501
BREAKER
DC IN
Q1
BATT IN
3
CONTROL
DC-96
ON
ON POWER SW
OFF
OUT
IN MODE SW
BATT OUT
(TO CAMCODER)
DC OUT
CCZ
(X)
(Y)
CN-1529
EARPHONE
VTR START
RET
SDI/COMPOSITE
SW-924
Overall
LOT NO. 709-