Sharp VL-AX1S/H Service Manual page 44

VL-AX1S/H/E/EW/EX
11-3. FLOW IN PB MODE (VIDEO)
PB_DATA
B TO B
PB_DATA
EQ/PLL
PB-CK
REC/PB ENGINE
282
CAM ENGINE
IC4401 to VIO ENGINE
same as in EE system
11-4. FLOW IN REC MODE (AUDIO)
TELE-MIC
2 47
MIC AMP
IC6601
AUDIO I/O IC601
AUD-R ADIN
16Bit ADC/DAC IC1602
IC452
REC/PB ENGINE
REC DATA
HEAD AMP
44
SC3301
44
39
IC3401
13 32
2
IC3403
17
4
IC3404
2 1 1 2 A/D
3 10
ADIN
227 229 236
IC452
50 57
40 47
CDC
CDY
288 295 297 304
IC201
51 58 65 72
CZYP
CZCP
INT-MIC-L
46
INT-MIC-R
3
32
17
MIC R MIC L
39 42 38 41
20 21
AUD-L ADIN
2 3
8
AIDAT
13
243 244
REC GATE
same as in
REC system
WAVEFORM DIAGRAM
(DURING COLOR BAR PLAYBACK)
IC3401 39pin PBDATA Input
CH1=500mV
DC P*10
IC3401 44pin Input
CH1=1V
DC P*10
IC3401 1pin Output
CH1=500mV
DC P*10
WAVEFORM DIAGRAM (1.6 kHz SINE WAVE)
CH1=1V
DC P*10
44
IC3401 32pin Output
5ms/d 5ms/d
CH1=500mV
DC P*10
1
5ms/d
1
5ms/d
1
IC1602 8 Output
10µs/d
1
1