B
- 3-2 -
POWER ON
SHOW LOGO?
FLASH
MEMORY OPERATES
PROPERLY?
SDRAM WORKS
PROPERLY?
CHECK AV CABLE
CONNECTION TO TV SET.
OUT_SW,IN_SW
SIGNALS OK?
CHECK THE MD MECHA
CHECK THE RELATED CIRCUIT OF
ES6698FD (IC501)PIN
133,134,137,138,139,140
CHECK CONNECTION LINES BETWEEN
SDRAM (IC502)&ES8381 OR THE
SDRAM IS DAMAGED.
CHECK THE OUTPUT SIGNAL
OF ES8381 TO IC401 FOR
CONTROL OPEN/CLOSE
CHECK THE TRAY CONTROL
I/O PIN ON IC401.
OPEN /CLOSE
SIGNALS ON IC401 ARE
OK?
LOAD+&LOAD-
SIGNALS ON PDM02
ARE OK?
CHECK THE CABLE
CONNECTION BETWEEN DVD
PCB AND MD (MECHA)
DOES
FIRST TRAY MOVE INSIDE
WHEN IT IS AT CLOSED
POSITION?
ES8381 VIDEO
OUTPUTS PROPERLY?
CHECK CONNECTION LINES BETWEEN
FLASH &ES8381 OR THE FLASH ACCESS
TIME WHETHER IS SUITABLE OR NOT.
■
TEST &DEBUG FLOW
Y
Y
Y
Y
Y
Y
Y
Y
Y
N
N
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 ...