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7. GENERAL INFORMATION
7.1 DIAGNOSIS
7.1.1 TEST MODE(DAB TUNER MODULE)
• Entering Test mode:
Press the 4 and 6 keys simultaneously to reset the system.
• Exiting Test mode:
Set ACC to OFF.
-
Keys used in Test mode
Left key
Manual DOWN
To receive a lower frequency block.
Right key
Manual UP
To receive a higher frequency block.
CH 1
Switches display.
Normal display
↓
(Press the CH1 key.)
PLL IC communications checking display
↓
(After 2 seconds or when the CH 1 key is pressed)
U2729M-A communications checking display
↓
(After 2 seconds or when the CH 1 key is pressed)
Test display
↓
(Press the CH 1 key.)
Returns to the normal display.
CH 2
Switches services.
Same as the Service UP key.
CH 3
ARC ON/OFF
Switches between ON and OFF of ARC.
Other keys are invalid.
-
Display in Test mode:
1) PLL IC communications checking display
No problem was found:
“PLL____OK”
A problem was found:
“PLL____ERR”
2) U2739M-A communications checking display
No problem was found:
“DEC____OK”
A problem was found:
“DEC____ERR”
3) Test display
1st column
2nd column
3rd column
4th column
5th column
6th column
7th column
74
DEH-P90DAB
Содержание DEH-P90DAB
Страница 8: ...8 DEH P90DAB 2 3 EXTERIOR A B C D F ...
Страница 12: ...12 DEH P90DAB 2 4 CD MECHANISM MODULE E ...
Страница 15: ...15 DEH P90DAB ...
Страница 25: ...25 DEH P90DAB 5 6 7 8 5 6 7 8 D C B A B KV1410 23 ...
Страница 27: ...27 DEH P90DAB 5 6 7 8 5 6 7 8 D C B A B KV1410 23 ...
Страница 30: ...30 DEH P90DAB 1 2 3 4 1 2 3 4 D C B A 3 6 DAB TUNER MODULE 1 2 D1 2 ...
Страница 31: ...31 DEH P90DAB 5 6 7 8 5 6 7 8 D C B A B2 2 B1 2 DAB TUNER MODULE MIXER D1 2 D1 2 D2 2 ...
Страница 33: ...33 DEH P90DAB 5 6 7 8 5 6 7 8 D C B A A D2 2 ...
Страница 39: ...39 DEH P90DAB ...
Страница 42: ...42 DEH P90DAB 1 2 3 4 1 2 3 4 D C B A E E E E A A MAIN UNIT IC Q ...
Страница 43: ...43 DEH P90DAB 5 6 7 8 5 6 7 8 D C B A E E E E E E E E E E E E E E E E A SIDE B FRONT ...
Страница 44: ...44 DEH P90DAB 1 2 3 4 1 2 3 4 D C B A 4 2 FM AM TUNER UNIT SIDE A B FM AM TUNER UNIT A B ...
Страница 45: ...45 DEH P90DAB 1 2 3 4 1 2 3 4 D C B A SIDE B B FM AM TUNER UNIT B ...
Страница 47: ...47 DEH P90DAB 1 2 3 4 1 2 3 4 D C B A ASL UNIT 4 4 ASL UNIT SIDE A SIDE B A CN141 ASL UNIT F F F ...
Страница 48: ...48 DEH P90DAB 1 2 3 4 1 2 3 4 D C B A E E E 1 2 3 4 B DAB TUNER MODULE IC Q 4 5 DAB TUNER MODULE SIDE A D D ...
Страница 73: ...73 DEH P90DAB Grating waveform Ech Xch 20mV div AC Fch Ych 20mV div AC 45 0 75 60 30 90 ...
Страница 82: ...82 DEH P90DAB Assembly Fig 6 Fig 7 ...