Zenith XBV 443, Service Manual

Page: 42 / 108

3-46 3-47
* IC501 Waveform
Tek Stop : 10.0KS/s
280 Acqs
M5.00ms Ch1 Ch1 3.04 V 1.00 V
T
T
1
Tek Stop : 250KS/s 299 Acqs
M 200
µ
s Ch1 Ch1 3.04 V 1.00 V
T
T
1
Tek Stop : 10.0KS/s 18 Acqs
M 5.00ms
Ch1
Ch1 3.04 V
Trigger Position: 12%
1.00 V
T
1
T
Tek Stop : 10.0KS/s
27 Acqs
M5.00ms Ch1 Ch1 3.04 V 1.00 V
T
T
1
Tek Stop : 10.0KS/s 35 Acqs
M5.00ms Ch1 Ch1 3.04 V 1.00 V
T
T
1
Tek Stop : 50.0KS/s 120 Acqs
M1.00ms Ch1 Ch1 3.04 V 1.00 V
T
T
1
T
Tek Stop : 5.00KS/s 2 Acqs
M 10.00ms Ch1 Ch1 340V
Trigger Level: 340mv
500mV
T
1
IC501 Pin 18
REC/PB IC501 Pin 13
QUE/REV IC501 Pin 13
QUE/REV IC501 Pin 95
REC
IC501 Pin 87
REC/PB IC501 Pin 90
REC/PB
(DPG/DFG)
(DPG)
(DFG)
IC501 Pin 97
PB
(CTL OUT) IC501 Pin 94
REC
• WAVEFORMS
* IC301 Waveform
IC301 Pin 9
100mV/10msec DIV
VV/EE
(Main De-Emphasis out) IC301 Pin 12
100mV/10msec DIV
PB
(Main De-Emphais
Peacking)
IC301 Pins 33, 36, 37
100mV/10msec DIV
VV/EE
Clamp Drive IN Pin 33
Y-out(to 1H CCD) Pin 36
Y-out(from 1H CCD) Pin 37 IC301 Pin 15
200mV/10msec DIV
EE
(VIDEO IN)
IC301 53 Pin
100mV/0.2msec DIV
REC/PB
(2fsc) IC301 31 Pin
1.0V/20msec DIV
VV/EE
(C-SYNC OUT) IC301 29 Pin
500mV/10msecDIV
VV/EE
(VIDEO OUT) IC301 Pin 43
200mV/20msec DIV
PB
(C.OUT)
IC301 Pins 46, 57
200mV/20msec DIV
VV/EE
from 1H CCD Pin 46
to 1H CCD Pin 57 IC301 Pin 67
100mV/0.2msec DIV
PB/REC
(3.58MHz X-TAL IN) IC301 Pin 77
100mV/5msec DIV
PB
(PB RF out) IC301 Pin 86
500mV/2msec DIV
SP REC
(REC RF)
IC301 Pin 90
500mV/2msec DIV
EP REC
(REC RF)