Sharp MD-DR470HS Service Manual page 40

MD-DR470H/MD-DR480H
11-Sep-02
17:49:30
1
5 µs
IC501
2.00 V
10 Pin
18
LRCK
2
5 µs
IC501
2.00 V
11 Pin
19
MCLK
3
5 µs
2.00 V
IC501
12 Pin
20
4
BLCK
5 µs
2.00 V
IC501
9 Pin 5 µs
BWL
21
SDTO
1 - 2 V DC X
10
2 - 2 V DC X
10
3 - 2 V DC X
10
- 2 V DC
4 X
10
Remote control operation
11-Sep-02
15:45:53
1
20 ms
TP725
2.00 V
25
REMOTE
CONTROL B
2
20 ms
TP726
26 1.00 V
RKEY
3
20 ms
2.00 V
TP728
27
R DATA
20 ms BWL
1 - 2 V DC
X
10
2 - 1 V DC X
10
3 - 2 V DC X
10
4 - 2 V DC
X
10
PLAY button hold time
11-Sep-02
15:32:51
1
10 ms
2.00 V
TP458
28
DSPSTB
2
10 ms
2.00 V
TP459
3
29
DSPSCK
10 ms
2.00 V
TP460
30
DSPDAT
10 ms BWL
1 - 2 V DC X
10
2 - 2 V DC X
10
3 - 2 V DC
X
10
4 - 2 V DC X
10
Recording
TRIGGER SETUP
Edge
1
1
Ext10 Line
2
coupling 1
DC
LFREJ HFREJ
slope 1
3
POS
4
OFF
1 DC 0.48 V
STOPPED
STOP PLAY
TRIGGER SETUP
Edge
1
trigger on
1 1 2
Ext10 Line
2
coupling 2
DC
LFREJ HFREJ
slope 2
POS
Window
3
holdoff
OFF
2 DC 1.14 V SLOW TRIGGER
NORMAL
CHANNEL 1
Off
Coupling
1
2
Fixed
variable
3
Single
Quad Octal
500 kS/s
1 DC 0.48 V
STOPPED
11-Sep-02
15:59:35
1
SMART
2.00 V
IC201
26 Pin
22
SPDRF
2
trigger on
2.00 V
IC201
2 3 4 Ext
27 Pin
23
SPDRR
3
AC
TP656
2.00 V
6
SPW
Neg
Window
4
2.00 V
TP657
24
SPCOM
holdoff
- - -
1 ms
Time Evts
1 - 2 V DC
2 - 2 V DC
200 MS/s
3 - 2 V DC
- 2 V DC
4
11-Sep-02
15:42:59
1
- 1 ms
SMART
2.00 V
TP725
25
REMOTE
CONTROL B
2
- 1 ms
TP726 1.00 V
3 4 Ext 26
RKEY
3
AC
- 1 ms
2.00 V
Neg
TP728
27
R DATA
- - -
- 1 s
Time Evts
1 - 2 V DC
2 - 1 V DC
250 kS/s
3 - 2 V DC
4 - 2 V DC
Stand-by
Trace
On
ZOOM
FIND
Gain
Grids
Dual
– 40 –
Playback
1 ms
1 ms
1 ms
1 ms
BWL
X
10
X
10
X
2 DC 1.16 V
10
X
10
Remote control operation
Stand-by
BWL
X
10
X
10
X
2 DC 1.14 V
10
X
10
Start
PLAY button input
CHANNEL 4
Trace
Off On
Coupling
1
ZOOM
2
FIND
Gain
3
Fixed
variable
Grids
4
Single Dual
Quad Octal
5 MS/s
STOPPED
Start
TRIGGER SETUP
Edge SMART
1
trigger on
1 2 3 4 Ext
Ext10 Line
2
coupling 2
DC AC
LFREJ HFREJ
slope 2
POS Neg
Window
3
holdoff
- - -
OFF Time Evts
50 kS/s
SLOW TRIGGER
NORMAL