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- 2-14 -
"READING" DISPLAY CHECK
(= ONLY "CD" DISPLAY)
NO
YES
NO
YES
NO
YES
NO
NO
CONNECTOR LOCKING CHECK
( CN808,PN305,PN601 )
CHECK POWER SUPPLY
PORT( PN305 ,PN601)
PN601 PIN 8 = 6.3V, PIN 7 = 5V
CHECK MICOM INTERFACE
CIRCUIT( PN305 )
PN305 PIN 3,4,5,6,7,8,9 SIGNAL CHECK
(14:WRQ 4:RESET 5:DO 5: DI 7:CL
8:CE, 9:FSEQ 3:BTL MUTE)
CHECK THE WAVE FORM #1
DEFECTIVE CONNECTOR OR
MAIN POWER SUPPLAY
CHECK VOLTAGE THE PIN 2 OF IC806
IC806 PIN2 : 3.3V
CHECK RESET SIGNAL OF PN805
PN805 PIN4 : 3V
DEFECTIVE MICOM OR
CONNECTOR
DEFECTIVE MICOM OR
CONNECTOR
DEFECTIVE IC801
DEFECTIVE IC806
Содержание LX-U150X
Страница 7: ... 1 6 MEMO ...
Страница 29: ... 2 22 MEMO ...
Страница 30: ... 2 23 2 24 BLOCK DIAGRAM ...
Страница 31: ... 2 25 2 26 SCHEMATIC DIAGRAMS MAIN DECK SCHEMATIC DIAGRAM ...
Страница 32: ... 2 27 2 28 CD USB SCHEMATIC DIAGRAM ...
Страница 33: ... 2 29 2 30 FRONT POWER USB SCHEMATIC DIAGRAM ...
Страница 34: ... 2 31 2 32 TUNER SCHEMATIC DIAGRAM ...
Страница 35: ... 2 33 2 34 WIRING DIAGRAM ...
Страница 36: ... 2 35 2 36 PRINTED CIRCUIT DIAGRAMS FRONT POWER USB P C BOARD Top View FRONT POWER USB P C BOARD Bottom View ...
Страница 37: ... 2 37 2 38 MAIN DECK P C BOARD Top View ...
Страница 38: ... 2 39 2 40 MAIN DECK P C BOARD Bottom View ...
Страница 39: ... 2 41 2 42 CD P C BOARD Top View CD P C BOARD Bottom View ...
Страница 41: ... 2 44 IC601 TDA7468D 1 BLOCK DIAGRAM ...
Страница 42: ... 2 45 2 PIN COFIGURATION ...
Страница 43: ... 2 46 IC301 BU1923F 1 BLOCK DIAGRAM 2 PIN COFIGURATION ...
Страница 44: ... 2 47 IC102 LA1837 1 BLOCK DIAGRAM 2 TEST CIRCUIT DIAGRAM ...
Страница 45: ... 2 48 IC103 LC72131 ...
Страница 46: ... 2 49 IC201 AN7312 IC701 LA4631 ...
Страница 49: ... 3 3 3 4 MEMO MEMO ...
Страница 50: ... 4 1 MODEL LXS U150 SECTION 4 SPEAKER SECTION 850 ...
Страница 51: ... 4 2 MEMO ...