Read Sharp XL-UH4H (serv.man2) Service Manual online
XL-UH4H
4 – 1
CHAPTER 4. CIRCUIT DESCRIPTION
[1] Waveform Of Servo Circuit
< Z1 : 2.5M >
< Z1 :1 00K >
< Z1 : 2M >
< Z1 : 2M >
< Z1 : 25K >
CH 4
Display
500ms/div
100ms/div
1s/div
20µs/div
Freq(C1) *****
Position
Coupling
DC1M
Probe
10:1
Offset
0:32 V
Bandwidth
Edge CH4
Auto
0.50 V
Auto
0.50 V
Edge CH4
Auto
0.50 V
Auto
0.50 V
CH1 10:1
1.00 V/div
DC Full
1.00 V/div
DC Full
Edge CH4
Auto
0.50 V
Auto
0.50 V
CH1 10:1
2.00 V/div
DC Full
2.00 V/div
DC Full
CH1 10:1
1.00 V/div
DC Full
1.00 V/div
DC Full
Edge CH4
Auto
0.50 V
Auto
0.50 V
CH1 10:1
2.00 V/div
DC Full
2.00 V/div
DC Full
CH2 10:1
2.00 V/div
DC Full
2.00 V/div
DC Full
CH3 10:1
2.00 V/div
DC Full
2.00 V/div
DC Full
CH4 10:1
2.00 V/div
DC Full
2.00 V/div
DC Full
Edge CH4
Auto
0.001 kV
Auto
0.001 kV
CH1 10:1
5.00 V/div
DC Full
5.00 V/div
DC Full
CH2 10:1
5.00 V/div
DC Full
5.00 V/div
DC Full
CH3 10:1
5.00 V/div
DC Full
5.00 V/div
DC Full
Full
ON
OFF
-0.
2
0div
CH 4
Display
Position
Coupling
DC1M
Probe
10:1
Offset
Bandwidth
Freq(C1)
FR-A(C4)
FR-A(C4)
Freq(C2)
50.00000kHz
40.00000kHz
43.75492kHz
43.75492kHz
Full
ON
OFF
-
3
.00div
MEASURE
Mode
Item Setup
Delay Setup
1Cycle Mode
OFF
Time Range1
Time Range2
ON
ON
1.
5
7000div
1.
7
7000div
Freq (C1)
50.00000kHz
0.2v
CH1
A>0.2µs
˜
0:
8
2 V
1
IC902 19
2
IC901 24
6
IC901 12
2
IC901 24
1
IC902 19
4
IC902 24
3
IC902 4
5
IC902 10
9
IC901 21
8
IC901 22
7
IC901 23
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