24
DEH-P2000,P20,P2050
1
RFI
0.5V/div. 0.5
µ
s/div.
Normal mode: play
1
CH1: RFI
1V/div.
2
CH2: MIRR
5V/div.
Test mode: Tracking open
0.5ms/div.
1
CH1: RFI
1V/div.
2
CH2: MIRR
5V/div.
Normal mode: The defect part
passes 800
µ
m
0.5ms/div.
3
CH1: FD
0.5V/div.
4
CH2: FO+
2V/div.
Test mode: No disc, Focus close
0.2s/div.
3
CH1: FD
0.5V/div.
5
CH2: FOK
2V/div.
Normal mode: Focus close
0.2s/div.
6
CH1: FE
0.5V/div.
7
CH2: XSI
2V/div.
Normal mode: Focus close
1ms/div.
REFO
→
8
CH1: TE
0.5V/div.
9
CH2: TD
0.5V/div.
Test mode: 32 tracks jump (REV)
0.5ms/div.
8
CH1: TE
0.5V/div.
9
CH2: TD
0.5V/div.
Test mode: Single jump (REV)
0.5ms/div.
8
CH1: TE
0.5V/div.
9
CH2: TD
0.5V/div.
Test mode: 100 tracks jump (REV)
5ms/div.
6
CH1: FE
0.1V/div.
3
CH2: FD
0.2V/div.
Normal mode: Play
20ms/div.
3
CH1: FD
0.5V/div.
0
CH2: MD
1V/div.
Normal mode: Focus close (12cm)
0.5s/div.
3
CH1: FD
0.5V/div.
0
CH2: MD
1V/div.
Normal mode: Focus close (8cm)
0.5s/div.
REFO
→
REFO
→
REFO
→
REFO
→
REFO
→
REFO
→
GND
→
REFO
→
REFO
→
REFO
→
REFO
→
REFO
→
REFO
→
REFO
→
REFO
→
REFO
→
REFO
→
REFO
→
REFO
→
-
Waveforms
Note:1. The encircled numbers denote measuring pointes in the circuit diagram.
2. Reference voltage
REFO:2.5V
REFO
→
REFO
→
REFO
→
REFO
→
Содержание DEH-P20
Страница 4: ...4 DEH P2000 P20 P2050 2 2 EXTERIOR DEH P2000 X1N UC ...
Страница 6: ...6 DEH P2000 P20 P2050 DEH P20 X1N UC ...
Страница 8: ...8 DEH P2000 P20 P2050 DEH P2050 X1N ES DEH P2050 ES ...
Страница 10: ...10 DEH P2000 P20 P2050 2 3 CD MECHANISM MODULE ...
Страница 15: ...15 DEH P2000 P20 P2050 5 6 7 8 5 6 7 8 D C B A ANTENNA CABLE VD REGULATOR D D D D A a A a A b E D C ...
Страница 16: ...16 DEH P2000 P20 P2050 1 2 3 4 1 2 3 4 D C B A RESET 3V 3V 4 3V 4 3V A a A b A b ...
Страница 19: ...19 DEH P2000 P20 P2050 5 6 7 8 5 6 7 8 D C B A KV1410 23 B ...
Страница 21: ...21 DEH P2000 P20 P2050 5 6 7 8 5 6 7 8 D C B A PD6294A CAW1500 C ...
Страница 27: ...27 DEH P2000 P20 P2050 ...
Страница 30: ...30 DEH P2000 P20 P2050 1 2 3 4 1 2 3 4 D C B A A A TUNER AMP UNIT ...
Страница 31: ...31 DEH P2000 P20 P2050 5 6 7 8 5 6 7 8 D C B A A SIDE B ...
Страница 32: ...32 DEH P2000 P20 P2050 1 2 3 4 1 2 3 4 D C B A 4 2 FM AM TUNER UNIT B B SIDE A FM AM TUNER UNIT A ...
Страница 33: ...33 DEH P2000 P20 P2050 1 2 3 4 1 2 3 4 D C B A B B SIDE B FM AM TUNER UNIT ...
Страница 35: ...35 DEH P2000 P20 P2050 1 2 3 4 1 2 3 4 D C B A C C SIDE B KEYBOARD UNIT A CN651 ...
Страница 37: ...37 DEH P2000 P20 P2050 D C B A 1 2 3 4 1 2 3 4 CONTROL UNIT SIDE B D D ...
Страница 48: ...48 DEH P2000 P20 P2050 Grating waveform Ech Xch 20mV div AC Fch Ych 20mV div AC 45 0 75 60 30 90 ...
Страница 56: ...56 DEH P2000 P20 P2050 COMMON SEGMENT 7 1 2 DISPLAY CAW1497 CAW1500 ...