- 2-1 -
SECTION 2. ELECTRICAL SECTION
❏
ELECTRICAL TROUBLESHOOTING GUIDE
P7904 6PIN P-SENS check
Refer to SMPS
Troubleshooting
Check if IC101 KIA7042
input is over 5V
Check if IC101 KIA7042
input is over 4.3V
IC101 KIA7042
relevant parts check
relevant parts
replacement
normal
IC101 KIA7042?
IC100 78KO/KF2 1 PIN
Power Check
normal
YES
NO
NO
NO
NO
YES
YES
YES
YES
■
MICOM PART CHECK I
Summary of Contents for LMS-K3960V
Page 7: ... 1 6 ...
Page 20: ... 2 13 INTERNAL BLOCK DIAGRAM of ICs TAS5142 BLOCK DIAGRAM ...
Page 21: ... 2 14 U1739EJ2V1UD00 KF2_E BLOCK DIAGRAM ...
Page 22: ... 2 15 HA12237F BLOCK DIAGRAM ...
Page 23: ... 2 16 STR S6757IF1905 BLOCK DIAGRAM PS9829B BLOCK DIAGRAM ...
Page 25: ... 2 18 PT6324 BLOCK DIAGRAM ...
Page 28: ...2 23 2 24 MAIN SCHEMATIC DIAGRAM ...
Page 29: ...2 25 2 26 MAIN AMP SCHEMATIC DIAGRAM ...
Page 30: ...2 27 2 28 FRONT SCHEMATIC DIAGRAM ...
Page 31: ...2 29 2 30 SMPS SCHEMATIC DIAGRAM ...
Page 32: ...2 31 2 32 DECK SCHEMATIC DIAGRAM ...
Page 33: ...2 33 2 34 JACK IO SCHEMATIC DIAGRAM ...
Page 35: ...2 37 2 38 PRINTED CIRCUIT DIAGRAMS MAIN P C BOARD ...
Page 36: ...2 39 2 40 MAIN P C BOARD ...
Page 37: ...2 41 2 42 FRONT P C BOARD ...
Page 38: ...2 43 2 44 SMPS P C BOARD DECK P C BOARD ...
Page 39: ......
Page 51: ... 3 12 TRACKING SIGNAL RF WAVEFORM 1 Tro 2 Tr 3 Tr ...
Page 52: ... 3 13 DISK TYPE JUGEMENT WAVEFORM 1 F 2 FDO 3 SVRRF DVD CD ...
Page 53: ... 3 14 ...
Page 54: ...3 15 3 16 DVD SCHEMATIC DIAGRAMS MPEG SCHEMATIC DIAGRAM ...
Page 55: ...3 17 3 18 RF SERVO SCHEMATIC DIAGRAM ...
Page 56: ...3 19 3 20 INTERFACE SCHEMATIC DIAGRAM ...
Page 57: ...3 21 3 22 USB SCHEMATIC DIAGRAM ...
Page 58: ...3 23 3 24 PRINTED CIRCUIT DIAGRAMS DVD P C BOARD ...
Page 59: ...3 25 3 26 DVD P C BOARD ...
Page 65: ... 5 2 ...
