3-9
9. TUNER FUNCTION CHECK
TUNER function check
Check u-COM (IC100)
3, 69PIN communication.
NO
NO
NO
YES
Replace the related parts
Check TUNER MODUEL
power (Check 2PIN 9V)
YES
YES
YES
YES
Check IC200
(BU4052) 1, 12PIN input
waveform.
Check IC200
(BU4052) 16PIN VDD,
8PIN VSS power
Refer to SMPS
Troubleshooting.
NO
NO
YES
Replace the related parts.
OK
YES
Check IC801
(MC4580) 2, 6PIN input
waveform.
Check
TUNER module (TUN800)
is working.
Check IC801
(MC4580) 4PIN VSS,
8PIN VDD power
Check IC200 (BU4052)
3, 13PIN output waveform.
ELECTRICAL TROUBLESHOOTING GUIDE OF AUDIO PART
Содержание MBD-K62Q
Страница 7: ...1 6 MEMO ...
Страница 35: ...3 24 4 FOCUS WAVEFORM 1 FDO 2 F 3 F INSERT CD INSERT DVD 1 FDO 2 F 3 F ...
Страница 37: ...3 26 7 TRACKING SIGNAL 1 Tro 2 Tr 3 Tr 8 RF WAVEFORM ...
Страница 38: ...3 27 9 DISK TYPE JUGEMENT WAVEFORM 1 F 2 FDO 3 SVRRF DVD CD ...
Страница 50: ...3 39 7 MC4580 7 1 PIN CONFIGURATION 7 2 TEST CIRCUIT 7 3 ABSOLUTE MAXIMUM RATINGS TA 25 C ...
Страница 60: ...3 49 3 50 WIRING DIAGRAM ...
Страница 62: ...3 53 3 54 2 MAIN FRONT BLOCK DIAGRAM ...
Страница 64: ...3 57 3 58 2 MAIN INTERFACE PWM SCHEMATIC DIAGRAM ...
Страница 65: ...3 59 3 60 3 MPEG SCHEMATIC DIAGRAM ...
Страница 66: ...3 61 3 62 4 SERVO SCHEMATIC DIAGRAM ...
Страница 67: ...3 63 3 64 5 INTERFACE SCHEMATIC DIAGRAM ...
Страница 68: ...3 65 3 66 6 FRONT SCHEMATIC DIAGRAM ...
Страница 69: ...3 67 3 68 7 FRONT MIC SCHEMATIC DIAGRAM ...
Страница 70: ...3 69 3 70 8 IPOD 1 SCHEMATIC DIAGRAM OPTION ...
Страница 71: ...3 71 3 72 9 IPOD 2 SCHEMATIC DIAGRAM OPTION ...
Страница 72: ...3 73 3 74 10 2 CHANNEL AMP SCHEMATIC DIAGRAM ...
Страница 73: ...3 75 3 76 11 BLUTHOOTH MODULE SCHEMATIC DIAGRAM OPTION ...
Страница 75: ...3 79 3 80 1 MAIN P C BOARD TOP VIEW PRINTED CIRCUIT BOARD DIAGRAMS ...
Страница 76: ...3 81 3 82 MAIN P C BOARD BOTTOM VIEW ...
Страница 77: ...3 83 3 84 2 FRONT P C BOARD TOP VIEW BOTTOM VIEW ...
Страница 78: ...3 85 3 86 3 SMPS P C BOARD ...
Страница 79: ...3 87 3 88 MEMO 4 MIC JACK P C BOARD TOP VIEW BOTTOM VIEW 5 IPOD P C BOARD OPTION TOP VIEW BOTTOM VIEW ...