- 3-4 -
C
LASER TURNS ON
WHEN READING
DISC?
DVDLD OR CDLD
OUTPUT PROPERLY?
CHECK CABLE CONNECTION
BETWEEN PDM01 AND
PICK-UP HEAD.
PROPER SPINDLE
SIGNAL ON ES8381.
SPIN+&SPIN-
OUTPUT PROPERLY?
CHECK THE CABLE
CONNECTION BETWEEN
PDM03 AND MD
CHECK THE SPINDLE CONTROL OF
MOTOR DRIVER (IC404).
CHECK THE SPINDLE RELATED CIRCUIT
ON ES8381
CHECK THE RELATED CIRCUIT OF
LASER POWER TRANSISTOR.
CHECK THE LASER POWER CIRCUIT
BETWEEN ES8381 AND POWER TRANSIS-
TOR. (Q405,Q406)
COLLECTOR
VOLTAGE OF POWER
TRANSISTOR IS OK?
(Q405,Q406)
PUT DISC IN TRAY.
DOES SPINDLE
ROTATE?
D
Y
Y
Y
Y
Y
Y
Y
N
N
N
N
N
N
Содержание LMS-K3960V
Страница 7: ... 1 6 ...
Страница 20: ... 2 13 INTERNAL BLOCK DIAGRAM of ICs TAS5142 BLOCK DIAGRAM ...
Страница 21: ... 2 14 U1739EJ2V1UD00 KF2_E BLOCK DIAGRAM ...
Страница 22: ... 2 15 HA12237F BLOCK DIAGRAM ...
Страница 23: ... 2 16 STR S6757IF1905 BLOCK DIAGRAM PS9829B BLOCK DIAGRAM ...
Страница 25: ... 2 18 PT6324 BLOCK DIAGRAM ...
Страница 28: ...2 23 2 24 MAIN SCHEMATIC DIAGRAM ...
Страница 29: ...2 25 2 26 MAIN AMP SCHEMATIC DIAGRAM ...
Страница 30: ...2 27 2 28 FRONT SCHEMATIC DIAGRAM ...
Страница 31: ...2 29 2 30 SMPS SCHEMATIC DIAGRAM ...
Страница 32: ...2 31 2 32 DECK SCHEMATIC DIAGRAM ...
Страница 33: ...2 33 2 34 JACK IO SCHEMATIC DIAGRAM ...
Страница 35: ...2 37 2 38 PRINTED CIRCUIT DIAGRAMS MAIN P C BOARD ...
Страница 36: ...2 39 2 40 MAIN P C BOARD ...
Страница 37: ...2 41 2 42 FRONT P C BOARD ...
Страница 38: ...2 43 2 44 SMPS P C BOARD DECK P C BOARD ...
Страница 39: ......
Страница 49: ... 3 10 FOCUS WAVEFORM AT CD FOCUS WAVEFORM AT DVD 1 FDO 2 F 3 F INSERT CD INSERT DVD 1 FDO 2 F 3 F ...
Страница 51: ... 3 12 TRACKING SIGNAL RF WAVEFORM 1 Tro 2 Tr 3 Tr ...
Страница 52: ... 3 13 DISK TYPE JUGEMENT WAVEFORM 1 F 2 FDO 3 SVRRF DVD CD ...
Страница 53: ... 3 14 ...
Страница 54: ...3 15 3 16 DVD SCHEMATIC DIAGRAMS MPEG SCHEMATIC DIAGRAM ...
Страница 55: ...3 17 3 18 RF SERVO SCHEMATIC DIAGRAM ...
Страница 56: ...3 19 3 20 INTERFACE SCHEMATIC DIAGRAM ...
Страница 57: ...3 21 3 22 USB SCHEMATIC DIAGRAM ...
Страница 58: ...3 23 3 24 PRINTED CIRCUIT DIAGRAMS DVD P C BOARD ...
Страница 59: ...3 25 3 26 DVD P C BOARD ...
Страница 65: ... 5 2 ...