CD-SW440N
7 – 4
The time is displayed normally, but no sound is pro-
duced. Or the sound has dropouts.
(4) Others.
Is pin 33 and 36 on U10 (Figure 5), (Playback 1 kHz signal).
No
Check the audio out peripheral circuits.
Yes
If OK, Check the unit.
U10
U10
6
7
LINEOUTL
LINEOUTR
33
36
Figure 5
(5) USB system check_USB play.
Press USB function, insert the USB memory device into the
USB.
1. Does the device information can display?
No
Check around pin 52 and 53 on U10.
(Figure 6)
2. The waveform and the time is displayed normal, but no
sound is produced.
No
Check the audio out peripheral circuits.
Figure 6
U10
U10
DP
DM
52
53
10
9
Содержание CD-SW440N
Страница 19: ...CD SW440N 6 3 Figure 6 2 MAIN SCHEMATIC DIAGRAM 2 6 7 8 9 10 11 12 ...
Страница 20: ...CD SW440N 6 4 Figure 6 3 MAIN SCHEMATIC DIAGRAM 3 6 FAN MOTOR TO SPEAKER SYSTEM 13 14 15 16 17 18 ...
Страница 21: ...CD SW440N 6 5 Figure 6 4 MAIN SCHEMATIC DIAGRAM 4 6 USB IN TO SERVO PWB A B C D E F G H 1 2 3 4 5 6 ...
Страница 22: ...CD SW440N 6 6 Figure 6 5 MAIN SCHEMATIC DIAGRAM 5 6 TO SERVO PWB 7 8 9 10 11 12 ...
Страница 23: ...CD SW440N 6 7 Figure 6 6 MAIN SCHEMATIC DIAGRAM 6 6 L CH R CH 13 14 15 16 17 18 ...
Страница 24: ...CD SW440N 6 8 Figure 6 7 POWER SCHEMATIC DIAGRAM 1 2 POWER PWB B1 25V A B C D E F G H 1 2 3 4 5 6 ...
Страница 25: ...CD SW440N 6 9 Figure 6 8 POWER SCHEMATIC DIAGRAM 2 2 AC POWER SUPPLY CORD AC 120V 60Hz 7 8 9 10 11 12 ...
Страница 27: ...CD SW440N 6 11 Figure 6 10 DISPLAY TAPE SCHEMATIC DIAGRAM 2 2 7 8 9 10 11 12 ...
Страница 29: ...CD SW440N 6 13 Figure 6 12 DISPLAY TAPE SCHEMATIC DIAGRAM 2 2 7 8 9 10 11 12 ...
Страница 36: ...CD SW440N 6 20 Figure 6 19 iPod SCHEMATIC DIAGRAM 1 2 iPod PWB D iPod SIGNAL 367 A B C D E F G H 1 2 3 4 5 6 ...
Страница 37: ...CD SW440N 6 21 Figure 6 20 iPod SCHEMATIC DIAGRAM 2 2 7 8 9 10 11 12 ...
Страница 43: ...CD SW440N 6 27 Figure 6 26 WIRING SIDE OF MAIN PWB BOTTOM VIEW 2 2 JP24 7 8 9 10 11 12 ...
Страница 45: ...CD SW440N 6 29 MEMO ...
Страница 49: ...CD SW440N 6 33 Figure 6 31 WIRING SIDE OF DISPLAY TAPE PWB BOTTOM VIEW 2 2 7 8 9 10 11 12 ...