All manuals and user guides at all-guides.com HT-2599 COLOUR TELEVISION Serv ice Manual Precautions.........1 Specifications......7 Alignment and Adjustments..9 Troubleshooting......22 Exploded Views and Parts List..28 Electrical Parts List.....29 Bolck Diagram......42 Schematic Diagrams....43 Features I C bus control Turning TV on/off with curtain-fashion...
All manuals and user guides at all-guides.com 1.PRECAUTIONS IMPORTANT SAFETY NOTICE These parts are identified by many electrical and mechanical parts in this chassis have special ! safety-related characteristics. in the Schematic Diagram and Replacement Parts List. It is essential that these special safety parts should be replaced with the same components as recommended in this manual to prevent X-RADIATION, Shock, Fire, or other Hazards.
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All manuals and user guides at all-guides.com SERVICEING PRECAUTIONS CAUTION: Before servicing receivers covered by this service manual and its supplements and addenda, read and follow the SAFETY PRECAUTIONS. NOTE: If unforeseen circumstances create conflict between the following servicing precautions and any of the safety precautions, always follow the safety precautions. Remember : Safety First.
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All manuals and user guides at all-guides.com 8. Always connect the test receiver ground lead to the receiver chassis ground before connecting the test receiver positive lead. Always remove the test receiver ground lead last. 9. Use with this receiver only the test fixtures specified in this service manual. CAUTION: Do not connect the test fixture ground strap to any heat sink in this receiver.
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All manuals and user guides at all-guides.com General Soldering Guidelines 1. Use a grounded-tip, low-wattage soldering iron and appropriate tip size and shape that will maintain tip temperature within the range of 500 F to 600 2. Use an appropriate gauge of RMA resin-core solder composed of 60 parts tin/40 parts lead.
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All manuals and user guides at all-guides.com Carefully insert the replacement IC in the circuit board. Carefully bend each IC lead against the circuit foil pad and solder it. Clean the soldered areas with a small wire-bristle brush.(It is not necessary to reapply acrylic coating to the areas).
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All manuals and user guides at all-guides.com 2. Securely crimp the leads of replacement component around notch at stake top. 3. Solder the connections Caution: Maintain original spacing between the replaced component and adjacent components and the circuit board to prevent excessive component temperatures. Circuit Board Foil Repair Excessive heat applied to the copper foil of any printed circuit board will weaken the adhesive that bonds foil to the circuit board causing the foil to separate from or “lift-off”...
• Power Supply: 150~250V 50/60 HZ • Tuning System: voltage synthesized • IF: 38.9 MHz • Power Consumption: ≤120W(HT-2599) • Antenna input impedance: 75Ω • Receiving System: PAL SECAM B/G D/K • Language displayed: English • Video Input: 1.0Vp-p (75Ω) •...
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All manuals and user guides at all-guides.com NO. of Australian standard √ Pull-curtain type on /off display sockets Artificial intelligence Service terminal HI-FI audio signal output terminal External super bass terminal DC current output Video signal digitalization Timer off(MINS) √ Teletext Timer on √...
All manuals and user guides at all-guides.com 3.Alignment and Adjustments Functions: C bus control Turning TV on/off with curtain-fashion 218 programmes stored Entire channel CATV(470MHz) Multi-picture and multi-volume modes selection Audio/Video input and output,S-Video terminal Black background protection without signal On-time,off-time,appointing programme English/Russian OSD Childlock...
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All manuals and user guides at all-guides.com Control Local control buttons 21F99 HT-2599 Main power switch Program tuning button - P + ( -PRO+ ) - ◢ + Volume tuning button TV/AV alternation button TV/AV Menu display button MENU...
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All manuals and user guides at all-guides.com Remote control buttons Before using the remote control, press the main power switch to turn on the TV set. ① TV/AV alternating: press this button to change from TV to AV 1 and to S-AV 2. ②...
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All manuals and user guides at all-guides.com Brief operation instructions 1. Preparation before selecting program PSO MEMORY 8POSITION Connect the antenna (or cable television signal) and BAND VHFL power supply line, press power switch①, the power SKIP SEARCH indicator will light on, and the picture will appear in a →...
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All manuals and user guides at all-guides.com 4. Band selection PSO MEMORY 8POSITION BAND VHFL In semi-auto search, if the program signal you want to SKIP SEARCH search is not in the current band, you can change the → range to speed up the searching. AUTO MEMORY ▍▍...
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SOFTER SHARPER BLUE BACKGROUND Figure 6 CONNECTION OF TV AUDIO-VISUAL SYSTEM Function of terminals on the 21F99 HT-2599 back cover: ① Aerial input socket ② Video input socket ③ Audio left sound track input socket ④ Audio right sound track input socket ⑤...
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All manuals and user guides at all-guides.com Connection of audio, video output terminals: Output terminals can output the picture and sound signals of the program shown on the TV. These terminals can be used to record the TV program. • For connection with a video recorder with single track sound, please connect its audio input line to the audio output left (L) or right (R) terminal of this set.
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All manuals and user guides at all-guides.com VII. IC function pins 1. Integrated circuits used in this model 1) TBA1238AN: picture intermediate amplification, sound intermediate amplification, video signal processing, chrominance signal processing, RGB output circuit, horizontal and field oscillating scan circuit. 2) TMP87CK38N: super central micro-processing unit.
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All manuals and user guides at all-guides.com Function Reference Voltage(V) Reference Resistance(KΩ ) Without With Forward(Ω) Backward(Ω) signal signal IF signal input pin 2000 RF AGC output 2000 IF AGC filtering 2000 10 Color demodulation APC filtering 3000 11 4.43MHz crystal oscillator 3000 12 Y/C circuit grounding 13 Analog RGB and AKB mode...
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All manuals and user guides at all-guides.com Function Reference Voltage(V) Reference Resistance(KΩ ) Without With Forward(Ω) Backward(Ω) signal signal 47 PIF and SIF composite signal output 48 Intermediate frequency locked 2000 phase loop filtering 49 VCO and SIF grounding 50 Intermediate frequency VCO 1000 51 Intermediate frequency VCO 1000...
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All manuals and user guides at all-guides.com Function Reference Voltage(V) Reference Resistance Without With Forward(Ω) Backward(Ω) signal signal Green primary color 2200 character output Blue primary color 2200 character output Character blanking 2200 Line flyback 10000 Field flyback 10000 Character oscillating 10000 Character oscillating 10000...
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4. The Adjustment must be done by the correct appliance. But this is changeable in view of productivity. B. Adjustment procedure (adjustment content and adjusting point diagram) HT-2599 Adjustment Instructions 1. Equipment, instruments and tools: (1) One 25″ factory-assembled color TV set...
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All manuals and user guides at all-guides.com barreling distortion, and achieve the best pincushion correction. (6) Use factory special remote controller for adjustment (V.), point it to the baseboard infrared receiver and press S-PVOC button. Then the factory-assembled color TV displays AFT (dark field)---AFT OK (with signal or noise), intermediate frequency detection (38.9MHz) adjustment.
All manuals and user guides at all-guides.com 4.Troubleshooting No raster and no sound Check the fuse Abnormal Normal Check loading voltages of 134V 200V Check VD503∼VD506 V513 C507 Normal Abnormal Check if the connector electrode Check if all loading resistors are normal voltage of V552 is 26V.
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All manuals and user guides at all-guides.com No raster Check if G2 voltage on CRT board is normal Normal Abnormal Check heater voltage Check the base electrode voltage of V444 Anormal Normal Normal Abnormal Check The heater Check the circuit Check voltage voltages...
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All manuals and user guides at all-guides.com Horizontal bright line Break R908 , let multimeter preset on R 1K and red meter rod grounding, let black meter rod tap pin 4 at N402.see if the bright line can wide at instant. There is breakdown in the vertical Check if R907 R448...
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All manuals and user guides at all-guides.com Picture OK, no sound Break C700,let red meter rod ground and let black meter rod tap pin6 at N701, the speakers has snapping. If power amplifier is normal , Break the connector electrode of check N201 sound IF circuit V701, let the black meter rod and N201.
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All manuals and user guides at all-guides.com RASTER OK, NO PICTURE, NO SOUND Whether there are noise dots? Whether there are voltages Check RAGC item of IC in every pin of tuner bus is set “00”. Use the remote controller and Check picture IF channel enter S-MODE and adjust and V231, V212, N201...
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All manuals and user guides at all-guides.com No words There is black words? Check L902,C926,C925 Check the circuit between pin 22pin 24 at D901 and pin 14pin 16 at N201 Abnormal Normal Check circuit between Replace V922,R915,C450 and pin 5 at compartment FBT.
All manuals and user guides at all-guides.com 6.Electrical parts list Name Code Location Spcification Unit percent HT-2599(WKL) 10903400912 TZ-01 0094000463 64SX502Y22-DC02 Degaussing coil 0094500383 HXC-64 CRT grounding assembly 0090400226 JE225-02-4--Q Wire 0090400240 W1002 JG4401-610--Q Degaussing coil tie 0090800171 BJZ0001-----Q speaker wire...
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All manuals and user guides at all-guides.com Clamp 0090200276 TMMOA404 clamp 0090200244 Main PCB assembly 0094002128 BXA5084-----Q heatsink assembly 0090800179 BJB0120-----Q heatsink assembly 0090800180 BJB5003-----Q Transistor 0094400777 2SC4237----B-A(进口) 0090100114 MTBH2002BA--Q mica chip 0090200362 (20X26) Screw 0090600081 GB9074.4-88 M3X16 0090600066 GB6170-86 M3 heatsink assembly 0090800222 BJB0123-----Q...
All manuals and user guides at all-guides.com 7 Block Diagram (1)Signal shooting block Sound power amf. IF.video color RGB H.V oscillation scan Tuner signal prossing H output V output EPROM Remote co Infrared sensor AV input/output (2) TB1238AN A EXT. EXT.C.IN EXT.Y.IN SIF band...