SERVICING NOTICES ON CHECKING 1. KEEP THE NOTICES 6. AVOID AN X-RAY As for the places which need special attentions, Safety is secured against an X-ray by consider- they are indicated with the labels or seals on the ing about the cathode-ray tube and the high cabinet, chassis and parts.
TABLE OF CONTENTS SERVICING NOTICES ON CHECKING ..................A1-1 HOW TO ORDER PARTS ......................A1-1 IMPORTANT ..........................A1-1 TABLE OF CONTENTS ......................A2-1 GENERAL SPECIFICATIONS ....................A3-1~A3-5 DISASSEMBLY INSTRUCTIONS 1. REMOVAL OF ANODE CAP ....................B1-1 2. REMOVAL AND INSTALLATION OF FLAT PACKAGE IC ..........B2-1, B2-2 C1-1 SERVICE MODE LIST ........................
GENERAL SPECIFICATIONS CRT Size / Visual Size 20 inch / 508mmV CRT Type Flat System Deflection degree Magnetic Field BV/BH +0.45G/0.18G Color System NTSC Speaker 2 Speaker Position Front Side Size 2 x 4.7 Inch Impedance Sound Output 2.5+2.5 W 10%(Typical) 2.0+2.0 W NTSC3.58+4.43 /PAL60Hz...
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GENERAL SPECIFICATIONS Menu On Screen Menu Type Icon Display Picture Contrast Brightness Color Tint Sharpness Sound Bass Treble Balance BBE On/Off Stable Sound On/Off Surround On/Off Set Up TV/CATV Auto CH Memory Add/ Delete Option Language CH Label Favorite CH V-Chip Lock On/Off Timer...
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GENERAL SPECIFICATIONS Unit RC-GF G-10 Remote Glow in Dark Remocon Control Format Toshiba Custom Code TV:40-BFh Power Source Voltage(D.C) UM size x pcs UM-4 x 2 pcs Total Keys Keys Keys Power CH Up/+ CH Down/- Volume Up/+ Volume Down/- C.C.(TV/Caption/Text)
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Auto Degauss G-11 Features Auto Shut Off Canal+ CATV Anti-theft Rental Memory(Last CH) Memory(Last Volume) V-Chip Type USA,Toshiba Type Auto Search CH Allocation Just Clock Function CH Label VM Circuit Full OSD Premiere Comb Filter Lines Auto CH Memory Hotel Lock...
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GENERAL SPECIFICATIONS Switch Front Power G-13 Interface System Select Main Power SW Sub Power Channel Up Channel Down Volume Up Volume Down Rear AC/DC TV/CATV Selector Degauss Main Power SW Indicator Power Yes(RED) Stand-by On Timer Terminals Front Video Input = VIDEO3 Audio Input = VIDEO3 RCA x 2 Other Terminal...
DISASSEMBLY INSTRUCTIONS 3. After one side is removed, pull in the opposite direction to 1. REMOVAL OF ANODE CAP remove the other. Read the following NOTED items before starting work. NOTE After turning the power off there might still be a potential Take care not to damage the Rubber Cap.
DISASSEMBLY INSTRUCTIONS When IC starts moving back and forth easily after REMOVAL AND INSTALLATION OF desoldering completely, pickup the corner of the IC using a FLAT PACKAGE IC tweezers and remove the IC by moving with the IC desoldering machine. (Refer to Fig. 2-3.) REMOVAL NOTE Put the Masking Tape (cotton tape) around the Flat...
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DISASSEMBLY INSTRUCTIONS When bridge-soldering between terminals and/or the INSTALLATION soldering amount are not enough, resolder using a Thin-tip Take care of the polarity of new IC and then install the new Soldering Iron. (Refer to Fig. 2-8.) IC fitting on the printed circuit pattern. Then solder each lead on the diagonal positions of IC temporarily.
SERVICE MODE LIST This unit provided with the following SERVICE MODES so you can repair, examine and adjust easily. To enter the Service Mode, press both set key and remote control key for more than 1 second. Set Key Remocon Key Operations VOL.
ELECTRICAL ADJUSTMENTS BEFORE MAKING ELECTRICAL 2. BASIC ADJUSTMENTS ADJUSTMENTS 2-1: CONSTANT VOLTAGE Read and perform these adjustments when repairing the Place the set with Aging Test for more than 5 minutes. circuits or replacing electrical parts or PCB assemblies. Set condition is AV MODE without signal. Using the remote control, set the brightness and contrast CAUTION to normal position.
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ELECTRICAL ADJUSTMENTS 2-7: VERTICAL SIZE 2-10: SUB TINT/SUB COLOR Receive the color bar pattern. (RF Input) Receive the monoscope pattern. Connect the oscilloscope to TP806. Using the remote control, set the brightness and contrast to normal position. Using the remote control, set the brightness, contrast, color and tint to normal position.
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ELECTRICAL ADJUSTMENTS 2-11: SUB CONTRAST 2-13: LEVEL Activate the adjustment mode display of Fig. 1-1 and Receive the monoscope pattern (70dB). press the channel button (18) on the remote control to Connect the AC voltmeter to pin 6 of CP101. select "CONT.MAX".
ELECTRICAL ADJUSTMENTS 3-3: STATIC CONVERGENCE 3. PURITY AND CONVERGENCE ADJUSTMENTS NOTE Adjust after performing adjustments in section 3-2. NOTE Receive the crosshatch pattern from the color bar Turn the unit on and let it warm up for at least 30 generator.
BLOCK DIAGRAM A/V OUT J708 Q855, Q856 COMB IC Q852, Q583 Q854 Q857, Q858, Q859 CHROMA IC IC1501 LA76600M IC601 M611283FP BUFFER BUFFER VM COIL Y OUT Q610 Q613 FB401 C OUT Y IN VIDEO LINE OUT DELAYDE Y OUT SVM OFF J801 Q603, Q614, Q605...
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SOUND SCHEMATIC DIAGRAM (MAIN PCB) FROM/TO TUNER/STEREO R302 SW_AUDIO_L R301 2.7K 1/4W SW_AUDIO_R 2.7K 1/4W C309 0.039 L IN L ONT R305 C323 R307 C325 0.0033 0.033 Tone Volume 2.2K SURR Balance Control R313 Control /MUTE 1K 1/4W MODE control R IN Vref R OUT...
WAVEFORMS MICON SOUND 100µs 1.0V 5.0V 50mV 5µs 1.0V 200mV 20µs 50µs 100mV 1.0V 50µs 20µs 1.0V 2.0V 100mV DEFRECTION 20µs 200mV 200V 5.0V NOTE: The following waveforms were measured at the point of the corresponding balloon number in the schematic diagram.
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WAVEFORMS 20µs 5.0V 20µs 200mV 20µs 200mV 20µs 20µs NOTE: The following waveforms were measured at the point of the corresponding balloon number in the schematic diagram.