Signal Flow Diagrams - Sharp VL-AX1S/H Service Manual

11. SIGNAL FLOW DIAGRAMS

11-1. EE MODE FLOW (VIDEO)
CAM ADIN
200
CAM ENGINE
51 58
CZYP
38
31
IC1201
APT
22
29
ZYP
164 168 174
VIO ENGINE
IC4401
249
Y
1
VIDEO I/O IC1401
9 14 12
SEP-Y OUT
SEP-C OUT
VIDEO OUT
11-2. FLOW IN REC MODE (VIDEO)
175 182
VIO ENGINE
131
CDC
50
REC/PB ENGINE
B TO B
209
IC201
65 72
CZCP
47 43 41 39
17 21
13 19
ZCP
175 182
184 187 189 192
254 43 48 53 259 264 269
C
Y R-Y B-Y
48 2 1
19
16 14 11
R G
B
VF LCD Panel
R G
B
6 7 8
IC2800
24 22 20
R G B
LCD Panel
ZYP
ZCP
184 187 189 192 164 168 174
IC4401
137 140 127 130 121 124
CDY
57 40 47
IC452
243 244
REC DATA REC GATE
SC3301
HEAD AMP
WAVEFORM DIAGRAM
(DURING COLOR BAR RECORDING)
IC4401 170pin ZYP3 Input
CH1=1V
DC P*10
IC8800
IC4401 184pin ZCP3 Input
CH1=1V
DC P*10
WAVEFORM DIAGRAM
(DURING COLOR BAR RECORDING)
43
VL-AX1S/H/E/EW/EX
IC4401 249pin Y/YC Output
CH1=500mV
DC P*10
5ms/d
IC4401 124pin CDY3 Output
1
CH1=1V
DC P*10
IC4401 134pin CDC3 Output
5ms/d
CH1=1V
DC P*10
5ms/d
IC4401 254pin C Output
1
20µs/d
CH1=500mV
DC P*10
IC452 244pin Rec GATE Output
5ms/d
CH1=1V
DC P*10
1
IC452 243pin Rec DATA Output
5ms/d
CH1=1V
DC P*10
1
20µs/d
1
5ms/d
1
1
1