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File name 14LK20A.pdf

14LK20A SERVICE MANUAL S49F614LK20A/ COLOR TELEVISION Chassis No. SN-70A MODEL 14LK20A In the interests of user-safety (Required by safety regulations in some countries) the set should be restored to its original condition and only parts identical to those specified should be used. CONTENTS Page » ELECTRICAL SPECIFICATIONS ... 1 » IMPORTANT SERVICE SAFETY PRECAUTION ... 2 » LOCATION OF USER'S CONTROL ... 4 » INSTALLATION AND SERVICE INSTRUCTIONS ... 5 » CHASSIS LAYOUT ... 10 » BLOCK DIAGRAM ...11 » DESCRIPTION OF SCHEMATIC DIAGRAMS ... 12 » SCHEMATIC DIAGRAMS ... 13 » PRINTED WIRING BOARD ASSEMBLIES ... 16 » REPLACEMENT PARTS LIST ... 19 » PACKING OF THE SET ... 25 ELECTRICAL SPECIFICATIONS POWER INPUT ... 110-220 V AC 50/60 Hz POWER RATING ... 63 W PICTURE SIZE ... 580cm (89.8sq inch) CONVERGENCE ... Magnetic SWEEP DEFLECTION ... Magnetic FOCUS ... Hi-Bi-Potential Electrostatic INTERMEDIATE FREQUENCIES Picture IF Carrier Frequency ... 45.75 MHz Sound IF Carrier Frequency ... 41.25 MHz Color Sub-Carrier Frequency ... 42.17 MHz (Nominal) AUDIO POWER OUTPUT RATING ... 1.3W (at 10% distortion) 2 SPEAKER SIZE ... 9 x 5 cm VOICE COIL IMPEDANCE ... 16 ohm at 400 Hz ANTENNA INPUT IMPEDANCE VHF/UHF ... 75 ohm Unbalanced TUNING RANGES VHF-Channels ...