- 2-5 -
• “ READING ” DISPLAY CHECK
(= ONLY “CD “DISPLAY)
CONNECTOR LOCKING CHECK
(PN808,PN807,PN802,PN801 )
DEFECTIVE CONNECTOR OR
MAIN POWER SUPPLAY
DEFECTIVE IC805
DEFECTIVE MICOM OR
CONNECTOR
DEFECTIVE MICOM OR
CONNECTOR
DEFECTIVE IC801
CHECK VOLTAGE THE PIN 2 OF IC805
IC805 PIN2 : 3.3V
CHECK RESET SIGNAL OF PN807
PN807 PIN12 : 5V
CHECK POWER SUPPLY
PORT( PN808 ,PN807)
PN808 PIN 5 = 6.2V, PIN 7 = 5V
PN807 PIN 1 = 5V
CHECK POWER SUPPLY
PORT( PN808 ,PN807)
PN808 PIN 5 = 6.2V, PIN 7 = 5V
PN807 PIN 1 = 5V
CHECK MICOM INTERFACE
CIRCUIT( PN807 )
PN807 PIN 11,13,14,15 SIGNAL CHECK
(11: STAT, 13: MDATA, 14:MCLK, 15:MLD)
CHECK THE WAVE FORM #1
YES
YES
YES
YES
YES
NO
NO
NO
NO
NO
Содержание LM-M530A
Страница 7: ... 1 6 ...
Страница 34: ... 2 47 CD MAIN P C BOARD COMPONENT SIDE ...
Страница 35: ... CD MAIN P C BOARD SOLDER SIDE 2 48 ...
Страница 37: ... 2 50 Internal Block Diagram ...
Страница 43: ... 2 56 BA3126N IC 201 2 channel head switch for radio cassette recorders ...
Страница 47: ... 4 2 ...
Страница 50: ...2 30 2 31 FRONT SCHEMATIC DIAGRAM ...
Страница 51: ...2 32 2 33 TUNER DECK SCHEMATIC DIAGRAM ...
Страница 52: ...2 34 2 35 CDP SCHEMATIC DIAGRAM ...
Страница 54: ...2 38 2 39 PRINTED CIRCUIT DIAGRAMS MAIN P C BOARD SOLDER SIDE ...
Страница 55: ...2 40 2 41 MAIN P C BOARD COMPONENT SIDE ...
Страница 56: ...2 42 2 43 FRONT P C BOARD COMPONENT SIDE ...
Страница 57: ...2 44 2 45 FRONT P C BOARD SOLDER SIDE ...