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SERVICE MANUAL COLOR TELEVISION N3PS Chassis 32HF73 , 36HF73 (TAC0326) (TAC0325) – SUMMARY – 32HF73, 36HF73 are the same as 36HF72 except for the parts tabled on back of this sheet. Use this service manual together with the service manual of 36HFX72, 36HF72 (File No. 020- 200206).
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REPLACEMENT PARTS LIST DIFFERENCES Location Location Part No. Description Part No. Description A201 23530947 Cover, Front Cover Assy C240 24100104 Chip, 0.1?F, +80%, -20%, 25V (32HF73) C241 24100104 Chip, 0.1?F, +80%, -20%, 25V A201 23530907 Cover, Front Cover Assy C242 24100104 Chip, 0.1?F, +80%, -20%, 25V EL, 10?F, ±20%, 16V...
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Location Location Part No. Description Part No. Description EL, 33?F, ±20%, 250V EL, 47?F, ±20%, 25V C446 24073120 C835 24795470 EL, 33?F, ±20%, 160V EL, 1000?F, ±20%, 25V C448 24073118 C838 24617040 EL, 1000?F, ±20%, 25V C449 24667102 C839 24503047 PF, 0.33?F, 63V CD, 470pF, ±10%, 2kV EL, 22?F, ±20%, 250V...
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Location Location Part No. Description Part No. Description EL, 10?F, ±20%, 16V EL, 2.2?F, ±20%, 50V CA68 24666100 CS12 24797229 EL, 10?F, ±20%, 16V CA82 24503049 PF, 0.47?F, 63V CS13 24794100 EL, 10?F, ±20%, 16V CA95 24100103 Chip, 0.01?F, +80%, -20% CS14 24794100 EL, 2.2?F, ±20%, 50V...
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 hazard- 2. This receiver is equipped with a Fail Safe (FS) circuit which ous 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 THIS MANUAL. SET-UP ADJUSTMENT 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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CONVERGENCE ADJUSTMENTS 4-POLE NOTE: Before attempting any convergence adjustments, MAGNETS the receiver should be operated for at least fifteen 6-POLE minutes. MAGNETS CENTER CONVERGENCE ADJUSTMENT 1. Display built-in cross-dot pattern using the TEST SIG- NAL SELECTION function. 2. Adjust the BRIGHTNESS and CONTRAST Controls for well defined pattern.
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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. 1/2 MUTE MUTE (Service mode display) 2.
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4. SELECTING THE ADJUSTING ITEMS 1) Every pressing of CHANNEL s button in the service mode changes the adjustment items in the order of table-2. (t button for reverse order) Refer to table-2 for preset data of adjustment mode. (See SETTING & ADJUSTING DATA on page 14) 5.
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8. SELF DIAGNOSTIC FUNCTION 1) Press “9” button on Remote Control during display of adjustment menu in the service mode. The diagnosis will begin to check if interface among IC’s are executed properly. 2) During diagnosis, the following displays are shown. SELF CHECK NO.
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 s or t 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 36" HIGH VOLTAGE AT ZERO BEAM: 32.7 kV MAX HIGH VOLTAGE: 34.1 kV Table-1 SERVICE MODE ADJUSTING ITEMS AND DATAS IN THE SERVICE MODE: Item Name of adjustment Preset Data Item Name of adjustment Preset...
LOCATION OF CONTROLS (Representatives: 36HFX72) TV Front MENU Video/Audio inputs VOLUME T S (Video 3) CHANNEL ts DEMO MENU TV/VIDEO VOLUME CHANNEL VIDEO-3 IN S-VIDEO VIDEO L/MONO-AUDIO-R POWER MENU TV/VIDEO T Sts Remote sensor DEMO Power indicator TV Rear ANT(75 ANT-1 ANT-2 S-VIDEO...
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Remote Control Power turns the TV on or off SLEEP sets the TV to turn at a specific time LIGHT The initial press of the LIGHT button causes two actions: Channel Numbers (0–9, 100) allow direct access to channels MODE cycles through the 6 device modes FAVOURITE allows access to Multi-Window function PIC SIZE cycles through the three picure formats...
PROGRAMMING CHANNEL MEMORY The channel memory is the list of TV channel numbers your TV will stop on when you press the CHANNEL s or t button. First, use the TV/CABLE and CH PROGRAM functions to preset all active channels in your area automatically. If necessary, arrange the preset channels with the ADD/ERASE functions so that you can tune into only desired channels.
CHASSIS AND CABINET REPLACEMENT PARTS LIST WARNING: BEFORE SERVICING THIS CHASSIS, READ THE “X-RAY RADIATION PRECAUTION”, “SAFETY PRECAUTION” AND “PRODUCT SAFETY NOTICE” ON PAGE 3 OF THIS MANUAL. CAUTION: The international hazard symbols “ ” in the schematic diagram and the parts list designate com- ponents 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.
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Location Location Parts No. Description Parts No. Description C476 24214471 CERAMIC DISC, 500V B 470PF K C684 24668102 ELECTROLYTIC, 35V 1000UF M 3A (36HFX72) C477 24666220 ELECTROLYTIC, 16V 22UF M 3A C686 24503041 PLASTIC FILM , 63V 0.1UF J (36HFX72) C480 24794100 ELECTROLYTIC, 16V 10UF M...
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Location Location Parts No. Description Parts No. Description C884 24086049 ELECTROLYTIC, 160V 330UF M 3D CA06 24109392 CERAMIC CHIP, 50V B 3900PF K C885 24214471 CERAMIC DISC, 500V B 470PF K CA07 24109392 CERAMIC CHIP, 50V B 3900PF K C886 24214471 CERAMIC DISC, 500V B 470PF K CA23...
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SCHEMATIC DIAGRAM MODEL : 36HFX72 36HF72 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(Represenlative: 36HFX72) TELEVISION SYSTEM NTSC standard CHANNEL COVERAGE VHF: 2 through 13 UHF: 14 through 69 Cable TV: mid band (A-8 through A-1, A through I) super band (J through W) hyper band (AA through ZZ, AAA, BBB) ultra band (65 through 94, 100 through 125) POWER SOURCE 120V AC, 60Hz POWER CONSUMPTION...
TOSHIBA CORPORATION 1-1, SHIBAURA 1- CHOME, MINATO-KU, TOKYO 105-8001, JAPAN...
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SCHEMATIC DIAGRAM MODEL : 36HFX72 36HF72 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.