2
SAFETY PRECAUTIONS
◆
Safety Check
Care should be taken while servicing the inverter that generates the high voltage to lighten CCFL of the
LCD panel.
◆
Fire & Shock Hazard
• Insert an isolation transformer between the analog color display and AC power line before servicing the
chassis.
• When servicing, pay close attention to the original lead dress especially in the high voltage circuit area;
if a short circuit is found, replace all parts which have been overheated as a result of the short circuit.
• All the protective devices must be reinstalled per original design.
• Soldering must be inspected for possible cold solder points, frayed leads, damaged insulation, solder
splashes or sharp solder points. Be certain to remove all foreign materials.
CAUTION: No modifications of any circuits should be attempted. Service work should be performed
only after you are thoroughly familiar with all of the following safety checks and servicing
guidelines.
Summary of Contents for CML-523BM
Page 26: ...25 BLOCK DIAGRAM...
Page 27: ...SCHEMATIC DIAGRAM L523BM 26...
Page 28: ...SCHEMATIC DIAGRAM 27...
Page 29: ...SCHEMATIC DIAGRAM 28...
Page 30: ...SCHEMATIC DIAGRAM 29...
Page 31: ...SCHEMATIC DIAGRAM 30...
Page 32: ...31 SCHEMATIC DIAGRAM...
Page 33: ...32 SCHEMATIC DIAGRAM...
Page 34: ...33 SCHEMATIC DIAGRAM...
Page 35: ...34 PCB PATTERN...
Page 36: ...35 PCB PATTERN...
Page 37: ...36 PCB PATTERN...
Page 38: ...37 PCB PATTERN...
Page 46: ......
