Pioneer DVR-104 Service Manual page 28
Pioneer dvd-r/rw; cd-r/rw writer
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Also See for DVR-104:
- Operating instructions manual (14 pages) ,
- Operating instructions manual (8 pages)
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Waveforms (1/3)
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3 7 63 1515 0
IC108-Pin 26 (ALPPO)
1
V : 500mV/div. H : 5µsec/div.
A
(Disc: DVD-R x1 speed)
R125 (XDVSTG)
2
V : 2V/div. H : 50nsec/div.
B
(Disc: DVD-R x1 speed)
3
IC601-pin 134 (TZCOUT)
C
IC112-pin 54 (TECIN)
4
V : 2V/div. H : 200µsec/div.
(Disc: CD-ROM Trk open)
TE
L 13942296513
3
IC601-pin 134 (TZCOUT)
D
4
IC112-pin 54 (TECIN)
V : 2V/div. H : 200µsec/div.
(Disc: CD-ROM)
IC112-Pin 63 (AWOBBLE)
5
E
V : 500mV/div. H : 5µsec/div.
(Disc: DVD-R x1 speed)
(Wobble before BPF)
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http://www.xiaoyu163.com
2
Note: The encircled numbers denote measuring point in the schematic diagram. (Refer to pages 18 and 19)
IC112-Pin 63 (AWOBBLE)
5
V : 500mV/div. H : 5µsec/div.
(Disc: DVD-R x2 speed)
(Wobble before BPF)
GND
IC108-Pin 23 (AWBLI)
6
R134 (DWBL)
7
V : 2V/div. H : 5µsec/div.
(Disc: DVD-R x1 speed)
(Wobble after BPF)
GND
IC108-Pin 23 (AWBLI)
6
R134 (DWBL)
7
V : 2V/div. H : 5µsec/div.
(Disc: DVD-R x2 speed)
(Wobble after BPF)
4
GND
3
GND
IC112-Pin 63 (AWOBBLE)
6a
IC112-Pin 64 (WOBBLE)
7b
V : 2V/div. H : 5µsec/div.
(Disc: CD-R x4 speed)
(Wobble before BPF)
4
GND
3
GND
IC112-Pin 63 (AWOBBLE)
6a
IC112-Pin 64 (WOBBLE)
7b
V : 2V/div. H : 5µsec/div.
(Disc: CD-R x8 speed)
(Wobble before BPF)
x
ao
y
GND
.
i
2
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3
8
8
IC112-Pin 60 (PPALL)
9
IC112-Pin 56 (TE)
V : 2V/div. H : 2msec/div.
(Disc: DVD-R Trk open)
GND
8
IC112-Pin 60 (PPALL)
IC112-Pin 56 (TE)
9
V : 2V/div. H : 2msec/div.
(Disc: DVD-R Trk close)
7
GND
6
GND
8
IC112-Pin 60 (PPALL)
9
IC112-Pin 56 (TE)
V : 2V/div. H : 2msec/div.
(Disc: DVD-ROM Single Trk open)
7
Q Q
3
6 7
1 3
GND
6
GND
8
IC112-Pin 60 (PPALL)
9
IC112-Pin 56 (TE)
V : 2V/div. H : 2msec/div.
(Disc: DVD-ROM Single Trk close)
7a
GND
6a
GND
8
IC112-Pin 60 (PPALL)
9
IC112-Pin 56 (TE)
V : 2V/div. H : 2msec/div.
(Disc: CD-R Trk open)
7a
GND
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6a
GND
.
DVR-104
3
4
2 9
9 4
2 8
8
IC112-Pin 60 (PPALL)
9
IC112-Pin 56 (TE)
V : 2V/div. H : 2msec/div.
(Disc: CD-R Trk close)
8
VSB1
9
VSB1
9
IC112-Pin 56 (TE)
10
TP952 (TD_MON)
V : 500mV/div. H : 200µsec/div.
(Disc: DVD-R 1Trk Jump Forward)
8
VSB1
9
VSB1
9
IC112-Pin 56 (TE)
10
TP952 (TD_MON)
V : 500mV/div. H : 200µsec/div.
(Disc: CD-R 1Trk Jump Reverse)
1 5
8
0 5
8
2 9
9 4
VSB1
9
VSB1
9
IC112-Pin 56 (TE)
10
TP952 (TD_MON)
V : 500mV/div. H : 200µsec/div.
(Disc: DVD-R 1Trk Jump Forward)
8
VSB1
9
VSB1
9
IC112-Pin 56 (TE)
10
TP952 (TD_MON)
V : 500mV/div. H : 200µsec/div.
(Disc: CD-R 1Trk Jump Reverse)
8
VSB1
m
9
co
VSB1
4
9 9
8
VSB1
9
VSB1
10
GND
9
GND
10
2 8
9 9
GND
9
GND
10
GND
9
GND
10
GND
9
GND
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