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Now downloading free:JVC C-Y21EK

JVC C-Y21EK free download

TV - Conventional CRT, LCD Projectors, TFT, Plasma, Big Screen, HDTV, Home theater - Service manuals, repair tips

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File name:JVC C-Y21EK[1].part1.rar
[preview C-Y21EK]
Size:1562 kB
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Mfg:JVC
Model:C-Y21EK 🔎 CY21EK
Original:C-Y21EK 🔎
Descr:Also Covers C-VT14 EKB C-V14 EKB
Group:Electronics > Consumer electronics > TV
Uploaded:17-09-2004
User:plamensl
Multipart: 0  1

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File name JVC C-Y21EK.pdf

JVC C-Y21 EK General Information Also Covers C-VT14 EKB C-V14 EKB Recommended Safety Parts Item Part No. Description C.R.T. (ITC) (V501) A51EBVT13X01(VIDEOCOLOR) DEGAUSSING COIL ASS'Y AC CORD FLAME PROOF FUSING R 1.5* 1W 5% FLAME PROOF FUSING R 0.68* 1W J FLAME PROOF FUSING R 0.68* 1W J HIGH VOLTAGE R 8.2M* 1W 5% FUSING R 0.22* 1/2W 5% FUSING R 0.47* 1/2W 5% C CAP 470pF 2KV 10% METALLIZED POLYPROPYLENE CAP 0.0056uF 1600V 5% METALLIZED POLYPROPYLENE CAP 0.0015uF 1600V 5% METALLIZED PAPER CAP 0.047uF AC275V 20% C CAP. 2200pF 400V 20% 20"/21" PAL FLYBACK (FCM-21A004) SWITCHING TRANSFORMER LINE FILTER RECTIFIER LFARB156 TRANSISTOR 2SD2499 TRANSISTOR 2SD2498 FUSE 3.15A 250V POWER SWITCH PTC THERMISTOR CRT SOCKET (C-VT21EKW/C-Y21EK) 9 102-321001-10 27 108-890214-02 071-44B254-20 R807 013-159305-8E R808 013-688305-8D R813 013-688305-8D R916 013-825305-92 R933 013-228205-8A R937 013-478205-8A C805 123-471850-40 C806 026-562160-41 C807 C901 C917 T802 T901 L902 BR901 Q802 Q904 F901 S901 TH901 026-152160-41 026-473272-A5 123-222467-42 101-220009-04 001-419220-94B 001-190005-95C 130-310156-06 031-242499-00 031-242498-00 082-223150-23 046-100007-00 014-210290-01 061-520001-08 Adjustments BEFORE ADJUSTMENT AND MAINTENANCE 1. Don't short any two soldering points or connect any component while TV set is power on. 2. Withdraw power plug before maintenance. 3. In order to ensure safety all components replaced should be identical. (For further details, refer to the component name and component No. in PARTS LIST.) 4. Must be warm up the set for 30 minutes or more and degauss CRT thoroughly with demagnetiser coil before adjustment. EQUIPMENT FOR ADJUSTMENT 1. Pattern Generator 2. Digital voit meter 3. Oscilloscope 4. Demagnetiser ADJUSTMENTS PROCEDURES +B ADJUSTMENT 1. Receive a standard colour bar signal. 2. Select the NORMAL on embody on VIDEO MENU to set controls at normal condition. 3. Connect digital voit meter between + of C811 and GND. 4. Adjust VR901 until meter reading DC 110V ±0.25V. RF AGC ADJUSTMENT 1. Receive a broadcast. 2. Turn the RF AGC VR (VR201) so that noise appears on the screen. 3. Turn the RF AGC VR (VR201) until the noise disappears. 4. Change the channel and check that the picture is normal. FOCUS ADJUSTMENT 1. Select the "NORMAL" in the VIDEO MENU to set controls at normal position. 2. Adjust knob "FOCUS" on FBT to make the picture on the screen to be the most distinct. SERVICE MODE A service mode facilitates for TV chassis alignment and repair in the field. Following the below step to entry the service mode. 1. Turn off the TV set main switch. (If the TV set at standby mode, turn on the set by remote control before turn off the main switch.) 2. Press the volume-up and volume-down buttons on the front panel simultaneously. 3. Turn on the main switch. 4. Wait about 6 seconds and the TV will display the service mode OSD menu as follows: power switch to turn TV off and on. 2. The current program number is displayed on the top left corner. The



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