Pioneer deh-p350 Service Manual page 30

1
QQ
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- Waveforms
A
1 DSCSNS
5V/div
2 CLCONT
5V/div
3 LOEJ
5V/div
4 VD
10V/div
When loading a 12cm CD
Ref.:
GND
B
Mode:
Normal
8 FIN
200mV/div
9 RFOK
2V/div
5 SIN
2V/div
When setting up "Source On"(12cm CD-DA)
C
Ref.:
REFO
Mode: TE
L 13942296513
Normal
@ MDX
500mV/div
5 SIN
1V/div
D
Spindle waveform during "Play"
Ref.:
REFO
Mode:
Normal
8 FIN
E
500mV/div
! FE
500mV/div
Focus Search
www
Ref.:
REFO
Mode:
TEST
F
30
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http://www.xiaoyu163.com
2
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
0 TE
500ms/div
! FE
When setting up "Source On"
Ref.:
REFO
Mode:
Normal
@ MDX
5ms/div
5 SIN
Spindle waveform during "Play"(Magnified)
Ref.:
REFO
Mode:
Normal
0 TE
200ms/div
# RFAGC
When "Tracking Open"
Ref.:
x ao
REFO
y
Mode:
. i
TEST
DEH-P350/XM/UC
2
http://www.xiaoyu163.com
3
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
! FE
500mV/div 200ms/div
8 FIN
500mV/div
0 TE
7 TIN
During "Play"(CD-DA)
Ref.:
REFO
Q Q
Mode:
3 6 7 1 3
Normal
# RFAGC
500mV/div 5µs/div
1V/div
RF eye pattern
Ref.:
REFO
Mode:
Normal
# RFAGC
500mV/div 2ms/div
0 TE
500mV/div
7 TIN
1 Track Jump
Ref.:
u163
REFO
Mode:
.
TEST
3
4
2 9 9 4 2 8
1V/div 2s/div
500mV/div
500mV/div
500mV/div 20ms/div
500mV/div
500mV/div
500mV/div
1 5 0 5 8 2 9 9 4
500mV/div 0.5µs/div
1V/div 500µs/div
500mV/div
500mV/div
m
co
4
9 9
2 8 9 9