Service manual

CD-MPX870
5 – 1
CD-ES700/CD-ES77CD-ES700/CD-ES77Service ManualCD-ES700/CD-ES77MarketE
CHAPTER 5. CIRCUIT DISCRIPTION
[1] Waveforms of CD circuit
T
FDO
PD01
PD00
Stopped
CH1=500 mV
DC 10:1
CH3=1 V
DC 10:1
CH4=1 V
DC 10:1
500 ms/div
(500 ms/div)
NORM:20 kS/s
1
4
3
=Record Length=
Smoothing : ON CH1 : 0.000 V
CH2 : 0.0 V
Main : 100 K
Zoom : 2 K
Mode : AUTO
Type : EDGE CH2
Delay : 0.0 ns
Hold off : 0.2 µs
CH3 : 0.00 V
CH4 : 0.00 V
BW : FULL
=Trigger==Filter= =Offset=
CH1
v/DIV
500 mV
1999/04/05 17:33:17
1
IC1 22
6
IC1 28
7
IC1 27
T
T
FDO
SPDO
Stopped
CH1=200 mV
DC 10:1
CH2=500 mV
DC 10:1
500 ms/div
1999/04/07 09:51:15
(500 ms/div)
NORM:20 kS/s
2
1
=Record Length=
Smoothing : ON CH1 : 0.000 V
CH2 : 0.000 V
Main : 100 K
Zoom : 2 K
Mode : NORMAL
Type : EDGE CH2
Delay : 2.924 ms
Hold off : 0.2 µs
CH3 : 0.00 V
CH4 : 0.00 V
BW : FULL
=Trigger=
=Filter= =Offset=
1
IC1 22
5
IC1 25
Vp-p=1.0 V~1.3 V
0.5 mV/div,0.5 µsec/div
4
IC1 2
T
FDO
TE
Stopped
CH1=500 mV
DC 10:1
CH2=10 V
DC 10:1
CH3=1 V
DC 10:1
500 ms/div
(500 ms/div)
NORM:20 kS/s
1
2
3
=Record Length=
Smoothing : ON CH1 : 0.000 V
CH2 : 0.0 V
Main : 100 K
Zoom : 2 K
Mode : AUTO
Type : EDGE CH1
Delay : 0.0 ns
Hold off : 0.2 µs
CH3 : 0.00 V
CH4 : 0.00 V
BW : FULL
=Trigger==Filter= =Offset=
-3 div -1 div 0 div +1 div +3 div
CH Position To
CH2
Position
0.20 div
1
IC1 22
3
IC1 16
T
FDO
TDO
Stopped
CH1=500 mV
DC 10:1
CH3=500 mV
DC 10:1
500 ms/div
(500 ms/div)
NORM:20 kS/s
1
3
=Record Length=
Smoothing : ON CH1 : 0.000 V
CH2 : 0.0 V
Main : 100 K
Zoom : 2 K
Mode : AUTO
Type : EDGE CH1
Delay : 0.0 ns
Hold off : 0.2 µs
CH3 : 0.000 V
CH4 : 0.00 V
BW : FULL
=Trigger==Filter= =Offset=
CH1
v/DIV
500 mV
1
IC1 22
2
IC1 23