Pioneer AVD-W6000, Руководство по обслуживанию

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AVD-W6000
18
1
CH1: TP·V1V 1V/div.
2
CH2: IC301·pin39 1V/div.
3
CH3: TP DH 5V/div.
4
CH4: IC272·pin2 5V/div.
1
CH1: TP·V1V 1V/div.
5
CH2: IC301·pin38 1V/div.
6
CH3: TP DV 5V/div.
7
CH4: IC272·pin1 5V/div.
10µs/div.
1
CH1: TP·V1V 1V/div.
4
CH2: IC272·pin2 5V/div.
8
CH3: IC272·pin4 5V/div.
9
CH4: TP·CY2 1V/div.
1
CH1: TP·V1V 1V/div.
7
CH2: IC272·pin1 5V/div.
8
CH3: IC272·pin4 5V/div.
9
CH4: TP·CY2 1V/div.
50µs/div.
1
CH1: TP·V1V 500mV/div.
0
CH2: IC301·pin24 500mV/div.
!
CH3: IC301·pin23 500mV/div.
10µs/div.
@
CH1: TP·Y 1V/div.
#
CH2: TP·U 1V/div.
$
CH3: TP·V 1V/div.
1
CH4: TP·V1V 1V/div.
10µs/div.
ch3 GND
→
%
CH1: IC301·pin21 500mV/div.
^
CH2: IC301·pin22 500mV/div.
1
CH3: TP·V1V 500mV/div.
&
CH1: TP·CR 500mV/div.
*
CH2: TP·CG 500mV/div.
(
CH3: TP·CB 500mV/div.
1
CH4: TP·V1V 1V/div.
)
CH1: TP·SCL 2V/div.
⁄
CH2: TP·SDA 2V/div.
100µs/div.
ch2 GND
→
ch4 GND
→
ch3 GND
→
ch1 GND
→
ch1 GND
→
ch2 GND
→
ch1 GND
→
ch2 GND
→
ch4 GND
→
ch3 GND
→
ch2 GND
→
ch3 GND
→
-
Waveforms
ch3 GND
→
ch4 GND
→
ch2 GND
→
ch3 GND
→
ch2 GND
→
ch1 GND
→
ch4 GND
→
50µs/div.
ch1 GND
→
ch2 GND
→
10µs/div.
ch1 GND
→
ch4 GND
→
ch3 GND
→
ch1 GND
→
ch2 GND
→
ch3 GND
→
ch4 GND
→
10µs/div.
ch1 GND
→
10µs/div.
ch2 GND
→
ch1 GND
→
Note: The encircled numbers denote measuring pointes in the circuit diagram.
VC1 input signal : composite color bar signal(NTSC)
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