24
DEH-P720,P7200
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 (FWD)
0.5ms/div.
8
CH1: TE
0.5V/div.
9
CH2: TD
0.5V/div.
Test mode: Single jump (FWD)
0.5ms/div.
8
CH1: TE
0.5V/div.
9
CH2: TD
0.5V/div.
Test mode: 100 tracks jump (FWD)
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 Suepr Tuner III DEH-P7200
Страница 4: ...4 DEH P720 P7200 2 2 EXTERIOR ...
Страница 7: ...7 DEH P720 P7200 ...
Страница 8: ...8 DEH P720 P7200 2 3 CD MECHANISM MODULE ...
Страница 19: ...19 DEH P720 P7200 5 6 7 8 5 6 7 8 D C B A B KV1410 23 ...
Страница 20: ...OEL TEXT 20 DEH P720 P7200 1 2 3 4 1 2 3 4 D C B A 3 4 KEYBOARD UNIT C F CN903 ...
Страница 30: ...30 DEH P720 P7200 1 2 3 4 1 2 3 4 D C B A A A TUNER AMP UNIT E E E E E E IC Q ...
Страница 31: ...31 DEH P720 P7200 5 6 7 8 5 6 7 8 D C B A A SIDE B E E E E E ...
Страница 32: ...32 DEH P720 P7200 1 2 3 4 1 2 3 4 D C B A 4 2 FM AM TUNER UNIT B SIDE A B FM AM TUNER UNIT A ...
Страница 33: ...33 DEH P720 P7200 1 2 3 4 1 2 3 4 D C B A B SIDE B B FM AM TUNER UNIT ...
Страница 35: ...DEH P720 P7200 5 6 7 8 5 6 7 8 D C B A 35 C TP3 4 5 6 CLOCK PGM AUDIO FUNC BAND ESC SIDE B SIDE A F CN903 ...
Страница 37: ...37 DEH P720 P7200 1 2 3 4 1 2 3 4 D C B A SIDE B D CLAMP CONTROL UNIT D ...
Страница 50: ...50 DEH P720 P7200 Grating waveform Ech Xch 20mV div AC Fch Ych 20mV div AC 45 0 75 60 30 90 ...
Страница 61: ...61 DEH P720 P7200 PML004AF GND VIN VOUT 3 2 1 S 81250SGUP PA2028A 7 2 IC ...