SERVICE MANUAL CTF6890 68 CM CTV MAR03 CTF6890SERV...
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TEAC SERVICE MANUAL CT-F6890S 1. Caution……………………………………………………………2 2. Specification………………………………………………………6 3. BOM List …………………………………………………………13 4. Alignment Procedure………………………………………….…56 5. Block Diagram……………………………………………………62 6. Schematic Diagram………………………………………………63 7. PCB Layout………….……………………………………………64 8. Exploded View Diagram…………………………………………65 This manual is the latest at the time of printing, and does not include the modification which may be made after the printing, by the constant improvement of product.
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CAUTION: Use of controls, adjustments or procedures other than those specified herein may result in hazardous radiation exposure. CA UTION: TO REDUCE THE RISK OF CAUTION ELECTRICAL SHOCK, DO NOT REMOVE COVER (OR BACK). NO USER SERVICEABLE RISK RISK OF OF ELECTRI ELECTRIC C PARTS INSIDE.
IMPORTANT SAFETY INSTRUCTIONS CAUTION: Read all of these instructions. Save these instructions for later use. Follow all Warnings and Instructions marked on the audio equipment. 1. Read Instructions- All the safety and operating instructions should be read before the product is operated. 2.
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PROTECTION AND LOCATION OF YOUR SET Do not use this television set near water ... for example, near a bathtub, washbowl, kitchen sink, or laundry tub, in a wet basement, or near a swimming pool, etc. Never expose the set to rain or water. If the set has been exposed to rain or water, unplug the set from the wall outlet and refer servicing to qualified service personnel.
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OPERATION OF YOUR SET 18. This television set should be operated only from the type of power source indicated on the marking label. If you are not sure of the type of power supply at your home, consult your television dealer or local power company. For television sets designed to operate from battery power, refer to the operating instructions.
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SCART SOCKET(AV) S SCART SOCKET(FULL) SPECIFICATION SCART VIDEO INPUT 75Ω S 0.5V 0.5V AUDIO INPUT 10kΩ (R+L) VIDEO OUTPUT 75Ω 0.5V 0.5V AUDIO OUTPUT 1kΩ (R+L) 0.7V RGB INTPUT 75Ω AUDIO LINE OUTPUT 1kΩ F: OTHERS INFORMATION 1. FLYBACK : 37-BS2901-58BOX 2.
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TB1240 + TCLM13 chassis alignment instruction Enter factory mode in production line Simply press the D-mode key on the factory remote handset. Enter service mode Press and hold the VOLUME DOWN key tightly on the unit until minimum level and don’t release the VOLUMN DOWN key, then press the DISPLAY key on the remote handset three times.
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Vertical VPOS50 (04) Input a PAL cross Adjust VPOS50 for vertical position. geometry for HIGH50 (25) hatch pattern. Adjust HIGH50 for vertical amplitude. PAL system VLIN50 (04) Adjust VLIN50 for vertical linearity. (Key 2) VSC50 (05) Adjust VSC50 for vertical S-correction OSD50 (20) Adjust OSD50 for OSD position (normally use default value).
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(curve of --------- VOL05 is the volume output level at 5% volume VOL25 is the volume output level at 25% control) Remark: The value of VOL05 and VOL25 was not suggested to vary in every set. It is suggested to use the default value. 13 White balance R CUT (6B) Black and white...
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11 Two digit key SHPTV3 (1A) ---------- SHPTV3 – 50% sharpness in 3.58 system -/-- SHPAV3 (1A) (TV) (sharpness SHPTV4 (18) SHPAV3 – 50% sharpness in 3.58 system (AV) adjustment) SHPAV4 (18) SHPTV4 – 50% sharpness in 4.43 system SHPX (1A) (TV) SHPN (1F) SHPAV4 –...
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System setting of M13 VCDM0 (default value: 28) BIT Item System switch: 0 : normal identify mode 1 : weak signal identify mode White peak suppress: 0: on 1: off ABL gain 00: -0.74v 01: -0.64v 10: -0.37v 11: -0.12v ABL start point 00: -0.01v 01: -0.11v 10: -0.3v 11: -0.45v...
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MODE1 BIT Item BG : 0 : off 1 : on 0 : off 1 : on DK : 0 : off 1 : on 0 : off 1 : on 4, 5 SSIF1, SSIFO Default sound system after auto search: 00 : BG 01 : I 10 : DK 11 : M AV/TV: 0: TV/AV...
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M13 Block Diagram By XiaoCM2002/8/8 AV/TV Select Audio, Video out 140V,23V,5V,9V Power Supply AV In/Out AV Selector Audio Selector Speakers T802 IC 961 IC962 AV1/AV2 Select Audio Amplifier IC601 Video In board Tunner SAW Filter TB1240 V. Drive Deflection TU101 Z101 IC201 IC301...