Waveforms - Pioneer DEH-P750MP Service Manual

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- Waveforms

1 DSCSNS
5V/div
A
2 CLCONT
5V/div
3 LOEJ
5V/div
4 VD
10V/div
When loading a 12cm CD
Ref.:
GND
Mode:
Normal
B
5 SIN
1V/div
6 CIN
500mV/div
7 TIN
500mV/div
When setting up after loading a 12cm CD-ROM
disc(1 session)
Ref.:
C
REFO
Mode:
Normal
TE
L 13942296513
0 TE
500mV/div
! FE
500mV/div
When setting up "Source On"
D
Ref.:
REFO
Mode:
Normal
@ MDX
500mV/div
5 SIN
200mV/div
E
Spindle waveform during "Play"
Ref.:
REFO
www
Mode:
Normal
F
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Note : 1. The encircled numbers denote measuring points in the circuit diagram.
2. Reference voltage REFO1(1.65V)
1 DSCSNS
500ms/div
2 CLCONT
3 LOEJ
4 VD
When loading an 8cm CD
Ref.:
GND
Mode:
Normal
5 SIN
2s/div
6 CIN
7 TIN
When setting up after loading a 12cm CD-ROM
disc(3 session)
Ref.:
REFO
Mode:
Normal
! FE
200ms/div
8 FIN
0 TE
7 TIN
During "Play"(CD-DA)
Ref.:
REFO
Mode:
Normal
@ MDX
50ms/div
5 SIN
Spindle waveform during "Play"(Magnified)
Ref.:
REFO
x ao
Mode:
y
Normal
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DEH-P750MP/XN/UC
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8
5 SIN
5V/div 500ms/div
6 CIN
5V/div
7 TIN
5V/div
10V/div
When setting up after loading a 12cm CD-DA
disc
Ref.:
REFO
Mode:
Normal
8 FIN
1V/div 2s/div
9 RFOK
500mV/div
5 SIN
500mV/div
When setting up "Source On"(12cm CD-DA)
Ref.:
REFO
Mode:
Normal
Q Q
3 6 7 1 3
! FE
500mV/div 20ms/div
8 FIN
500mV/div
0 TE
500mV/div
7 TIN
500mV/div
During "Play"(CD-ROM)(Track Jump is generated
periodically)(Refer to Track Jump waveform)
Ref.:
REFO
Mode:
Normal
# RFAGC
500mV/div 5µs/div
1V/div
RF eye pattern
Ref.:
REFO
u163
Mode:
Normal
.
3
4
2 9 9 4 2 8
1V/div 2s/div
500mV/div
500mV/div
200mV/div 500ms/div
2V/div
2V/div
1 5 0 5 8 2 9 9 4
500mV/div 20ms/div
500mV/div
500mV/div
500mV/div
500mV/div 5µs/div
m
co
4
9 9
2 8 9 9