4-3
DO NOT PUT IN DISC
AND TRAY CLOSE.
CHECK THE MD
DOES
THE SLED
MOVE TO INNER SIDE
WHEN IT IS AT OUTER
POSITION?
LIMIT SW SIGNAL
ON P4407 IS LOW?
NO
NO
YES
YES
YES
CHECK THE RELATED
CIRCUIT OF SLED AND
MOTOR DRIVER IC (IC401)
SLED
SIGNAL IS OK?
NO
B
C
CHECK THE CABLE
CONNECTION WITH MECHA.
CHECK FOCUS CONNECTION
ON ES8381 AND MOTOR
DRIVER IC.
OPTICAL
LENS IS MOVING
FOR SEARCHING
FOCUS?
PROPER
FOCUS OUTPUTS TO
MOTOR DRIVER?
NO
NO
YES
YES
YES
CHECK THE MOTOR
DRIVER (IC401).
PROPER
F+ & FOUTPUTS?
NO
CHECK CABLE CONNECTION
WITH PICK-UP HEAD.
Содержание MDS902S
Страница 9: ...1 8 MEMO ...
Страница 17: ...2 15 2 16 MEMO MEMO ...
Страница 18: ...2 17 PACKING ACCESSORY SECTION ...
Страница 31: ...3 13 INTERNAL BLOCK DIAGRAM OF ICs 1 HA12237F BLOCK DIAGRAM ...
Страница 32: ...3 14 2 NJW1190 BLOCK DIAGRAM 3 AF330W20FT 3 1 PIN CONFIGURATION ...
Страница 33: ...3 15 3 2 BLOCK DIAGRAM 3 3 PIN DESCRIPTION ...
Страница 34: ...3 16 4 AF350W01FT 4 1 PIN CONFIGURATION 4 2 BLOCK DIAGRAM ...
Страница 35: ...3 17 4 3 PIN DESCRIPTION ...
Страница 36: ...3 18 3 19 WIRING DIAGRAM ...
Страница 37: ...3 20 3 21 BLOCK DIAGRAM ...
Страница 40: ...3 26 3 27 3 AUDIO MAIN SCHEMATIC DIAGRAM ...
Страница 41: ...3 28 3 29 4 DECK SCHEMATIC DIAGRAM ...
Страница 42: ...3 30 3 31 5 USB AUX2 HEADPHONE AMP SCHEMATIC DIAGRAM ...
Страница 43: ...3 32 3 33 6 I O JACK SCHEMATIC DIAGRAM ...
Страница 44: ...3 34 3 35 7 AMP SCHEMATIC DIAGRAM ...
Страница 45: ...3 36 3 37 8 WOOFER AMP SCHEMATIC DIAGRAM ...
Страница 46: ...3 38 3 39 9 FRONT SCHEMATIC DIAGRAM ...
Страница 47: ...3 40 3 41 PRINTED CIRCUIT DIAGRAMS 1 MAIN P C BOARD TOP VIEW ...
Страница 48: ...3 42 3 43 MAIN P C BOARD BOTTOM VIEW ...
Страница 49: ...3 44 3 45 2 SMPS POWER P C BOARD 3 SUB SMPS POWER P C BOARD ...
Страница 50: ...3 46 3 47 4 FRONT P C BOARD TOP VIEW ...
Страница 51: ...3 48 3 49 FRONT P C BOARD BOTTOM VIEW ...
Страница 52: ...3 50 3 51 5 AMP P C BOARD TOP VIEW BOTTOM VIEW ...
Страница 53: ...3 52 3 53 6 WOOFER AMP P C BOARD MEMO ...
Страница 63: ...4 10 4 FOCUS WAVEFORM AT CD 1 F 2 F NO DISK 5 FOCUS WAVEFORM AT DVD 1 Q401 DVD_LD 2 Q402 CD_LD INSERT CD ...
Страница 65: ...4 12 8 TRACKING SIGNAL 1 Tro 2 Tr 3 Tr 9 RF WAVEFORM ...
Страница 66: ...4 13 10 DISK TYPE JUGEMENT WAVEFORM 1 F 2 FDO 3 SVRRF DVD CD ...
Страница 67: ...4 14 MEMO ...
Страница 68: ...4 15 4 16 SCHEMATIC DIAGRAMS 1 MPEG SCHEMATIC DIAGRAM ...
Страница 69: ...4 17 4 18 2 SERVO SCHEMATIC DIAGRAM ...
Страница 70: ...4 19 4 20 3 USB SCHEMATIC DIAGRAM ...
Страница 71: ...4 21 4 22 4 INTERFACE SCHEMATIC DIAGRAM ...
Страница 72: ...4 23 4 24 DVD P C BOARD TOP VIEW PRINTED CIRCUIT DIAGRAM ...
Страница 73: ...4 25 4 26 DVD P C BOARD BOTTOM VIEW ...