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DR-2111, DR-UP124X-5
Waveforms of MOTHER BOARD Assy
X1 RF 0.5v/div, 0.5µs/div
X4 RF 0.5v/div, 0.1µF/div
(g)CH1
@CH2
FOCUS IN
CH1
:
FE
0.5v/div,
100ms/div
CH2
:
IC204-pin13 (SBAD)
1.0/div,
100ms/div
1
4
FOCUS IN
FE 0.5v/div, 2ms/div
- GND
X4 MUL Tl TRACK JUMP (FWD)
TE
0.5v/div,
1 ms/div
-GND
X4 MUL Tl TRACK JUMP (REV)
TE 0.5v/div, 1ms/div
@
cH1
@CH2
CH1
,
2
~"°"'"""'""""""""""'~~"""'~
·
-GND
X4 SEARCH (FWD FULL STROKE)
CH1
:
TE 0.5v/div, 50ms/div
CH2
:
IC401 -PIN18 (SLOUT)
2.0v/div,
50ms/dlv
@CH1
@
CH2
CH1
,
2
-GND
X4 SEARCH (REV FULL STROKE)
CH1
:
TE 0.5v/div, 50ms/div
CH2: IC401 ·PIN18 (SLOUT)
2.0v/dlv,
50ms/dlv
X1 PLAY
CH1
:
TE
0.5v/div, 100ms/div
@cH1
@CH2
CH1
,
2
-GND
CH2
:
IC50HN
1.0v/div,
100ms/div
@cH1
@
CH2
-GND
X4
SEARCH (FWD FULL STROKE)
CH1
:
TE
0.5v/div,
500ms
CH2
:
IC50HN
1.0v/div,
500ms/div
@
CH1
@
CH2
-GND
X4 SEARCH (REV FULL
STROKE)
CH1
:
TE 0.5v/div, 500ms/div
CH2
:
IC501 -IN
1.0v/div,
500ms/div
X4 PLAY
CH1 : TE
0.5v/div,
20ms/div
@
CH1
@
CH2
-GND
CH2
:
IC501-IN
1.0v/div, 20ms/div
@
CH1
@
CH2
-GND
X1 SEARCH (FWD FULL
STROKE)
CH1
:
TE
0.5v/div,
500ms/div
CH2
:
IC501 ·IN
1.0v/div,
500ms/div
@
CH1
@
cH2
+-GND
X1 SEARCH (REV FULL STROKE)
CH1
:
TE 0.5v/div, 500ms/div
CH2
:
IC501-IN 1.0v/div, 500ms/div
X4 STILL
TE
0.5v/div,
500µs/div
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