CHAPTER 1 GENERAL ADJUSTMENTS SAFETY INSTRUCTIONS WARNING: BEFORE SERVICING THIS CHASSIS, READ THE “X-RAY RADIATION PRECAUTION”, “SAFETY PRECAU- TION” AND “PRODUCT SAFETY NOTICE” INSTRUCTIONS BELOW. X-RAY RADIATION PRECAUTION 1. Excessive high voltage can produce potentially hazardous 2. This receiver is equipped with a Fail Safe (FS) circuit which X-RAY RADIATION.
WARNING: BEFORE SERVICING THIS CHASSIS, READ THE “X-RAY RADIATION PRECAUTION”, “SAFETY PRECAU- TION” AND “PRODUCT SAFETY NOTICE” ON PAGE 3 OF SERVICE MANUAL. SET-UP ADJUSTMENT FOR FLAT TUBE ■ The following adjustments should be made when a complete realignment is required or a new picture tube is installed. Perform the adjustments in order as follows : 1.
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(5)Adjust the sub-4-pole magnets only in case there is any deviation of Xv bow-shaped convergence. (To be usually set at the initial position) Align both sides with the sub-4-pole magnets and minimize the deviation of blue and red with the main 4-pole magnets. Xv bow-shaped deviation of convergence red/blue blue...
SERVICE MODE 1. ENTERING TO SERVICE MODE 1) Press MUTE button twice 2) Press MUTE button 3) While pressing the MUTE button, on Remote Control. again to keep pressing. press MENU button on TV set. MUTE (Service mode display) 2. DISPLAYING THE ADJUSTMENT MENU 1) Press MENU button on TV.
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4. SELECTING THE ADJUSTING ITEMS 1) Every pressing of CHANNEL button in the service mode changes the adjustment items in the order of table-2. button for reverse order) Refer to table-2 for preset data of adjustment mode. (See SETTING & ADJUSTING DATA on page 11) 5.
ELECTRICAL ADJUSTMENTS ITEM ADJUSTMENT PROCEDURE FOCUS VR ADJ 1. Enter the service mode, then select any register item. 2. Press the TV/VIDEO button on the Remote until the black cross-bar pattern ap- pears on the screen. 3. Adjust the FOCUS control (on T461) for well defined scanning lines on the picture screen.
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ITEM ADJUSTMENT PROCEDURE E-W PARABOLA (DPC) 1. Call up the adjustment mode display, then select the item PARA. (PARA) 2. Press the TV/VIDEO button on Remote until the cross-hatch pattern appears on the screen. 3. Press the VOLUME button to make vertical lines straight as shown below. HORIZONTAL POSITION 1.
CIRCUIT CHECKS HIGH VOLTAGE CHECK Troubleshooting Guide for Fail Safe Circuit CAUTION: There is no HIGH VOLTAGE ADJUSTMENT on this chassis. Checking should be done following the steps below. Check that the set returns to normal operation when pin 12 1.
CHAPTER 2 SPECIFIC INFORMATIONS SETTING & ADJUSTING DATA SAFETY INSTRUCTIONS 34" HIGH VOLTAGE AT ZERO BEAM: 30.0 kV MAX HIGH VOLTAGE: 35.0 kV Table-1 SERVICE MODE ADJUSTING ITEMS AND DATA IN THE SERVICE MODE: NORMAL NORMAL Preset Item Name of adjustment Preset Item Name of adjustment...
LOCATION OF CONTROLS TV Front Remote sensor Power indicator MENU Front L/MONO MENU TV/VIDEO VOLUME CHANNEL POWER S-VIDEO VIDEO AUDIO VIDEO-3 IN Video 3 Channel TV/VIDEO MENU Video/audio inputs (behind the door) POWER Volume TV Rear ANT OUT ANT-1 IN ANT-2 IN HDMI IN Back...
Remote Control turns the TV on and off POWER allows access to the automatic TV shut-off function SLEEP The first press of the LIGHT button lights the keypad and turns LIGHT on the Illumination mode. With the Illumination mode on, pressing any other key lights the keypad for 5 seconds (10 seconds if you’re in programming mode).
ADDING CHANNELS TO THE TV’S MEMORY When you press Channel , your TV will stop only on the channels stored in the TV’s channel memory. Follow the steps below and on the this page to program all active channels into the TV’s memory. Programming channels automatically Adding and erasing channels manually Your TV can automatically detect all active channels in your...
TROUBLE SHOOTING NO SOUND(All source) Check the output of Q670. Check the connection with SPK. Check the existence of the waveform of C682, C681, and C683. Check the voltage of Q670. Pin8 13.25V/Pin9 26.50V To power supply block Check the Q670 recheck Pin11 13.25V/Pin12 13.25V Check the existence of the input waveform...
• The part number must be used when ordering parts, in order to assist in processing, be sure to include the Model number and Description. ∗ • The PC board assembly with mark is no longer available after the end of the production. Model : 34HFX84 Capacitors ..... CD Ceramic Disk : Plastic Film : Electrolytic Resistors ....
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Location Location Parts No. Description Parts No. Description C660 24073034 ELECTROLYTIC, 16V 10UF M 3A C891 24073161 ELECTROLYTIC CE04P 16V 3900UF M 3A C661 24073083 ELECTROLYTIC CE04P 50V 3.3UF M 3A C892 24073172 ELECTROLYTIC CE04P 25V 1000UF M 3A C662 24073083 ELECTROLYTIC CE04P 50V 3.3UF M 3A C893...
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Location Location Parts No. Description Parts No. Description CV01 24100104 CERAMIC CHIP, 25V F 0.1UF Z R205 24011750 CHIP, METAL FILM, 1/20W 75 OHM J CV15 24092538 CERAMIC CHIP, 10V F 1UF Z R206 24011750 CHIP, METAL FILM, 1/20W 75 OHM J CV16 24794220 ELECTROLYTIC, 16V 22UF M...
SCHEMATIC DIAGRAM MODEL : 34HFX84 WARNING: BEFORE SERVICING THIS CHASSIS, READ THE "X-RAY RADIATION PRECAUTION", "SAFETY PRECAUTION" AND "PRODUCT SAFETY NOTICE" ON THE MANUAL FOR THIS MODEL. CAUTION: The international hazard symbols " " in the schematic diagram and the parts list designate components which have special characteristics important for safety and should be replaced only with types identical to those in the original circuit or specified in the parts list.
Specifications • Note: This model complies with the specifications listed below. Designs and specifications are subject to change without notice. This model may not be compatible with features and/or specifications that may be added in the future. Television System Video/Audio Terminals (cont.) NTSC standard HDMI INPUT: HDMI 1, HDMI 2 compliant (type A connector)