Advertisement
Table of Contents
SKYWORTH
COLOUR TELEVISION PAL/SECAM BG/DK /NTSC
PLAYBACK
CHASSIS : 3 N 1 0 , 4 N 1 0
MODEL : 1418, 1498, 1422, 2122,
CHASSIS : 5 N 1 0
MODEL: 2522, 2588, 25F1, 2998,
3N/ 5N10
PDF created with pdfFactory trial version
SERVICE MANUAL
2199, 21F1, L21, D21
2922
2929, 29F1, 3423, 3498,
3898,
L25, D25, L29, D29, L34,
D34
7-2-2001
www.pdffactory.com
®
Advertisement
Table of Contents
Related Manuals for Skyworth 1418
Summary of Contents for Skyworth 1418
- Page 1 SERVICE MANUAL COLOUR TELEVISION PAL/SECAM BG/DK /NTSC PLAYBACK CHASSIS : 3 N 1 0 , 4 N 1 0 MODEL : 1418, 1498, 1422, 2122, 2199, 21F1, L21, D21 CHASSIS : 5 N 1 0 MODEL: 2522, 2588, 25F1, 2998,...
-
Page 2: Safety
CONTENTS PAGE X-Ray RADIATION PRECAUTION ………………………………………………………………………………………. SAFETY PRECAUTION ……………………………………………………………………………………………….….. PRODUCT SAFETY NOTICE …………………………………………………………………………………………….. CHASSIS ADJUSTMENT……………………………………………………………………………………… COMPLETE MACHINE GENERAL ADJUSTMENT……………………………………………………………………. NOTES……………………………………………………………………………………………… ……………………………. COLOUR PURITY CONVERGENCE ADJUSTMENT ………………………………...………………………… BLOCK DIAGRAM ………………………………………………………………………………………………………… WIRE DIAGRAM ………………………………………………………………………………………………………… SCHEMATIC DIAGRAM…………………………………………………………………………………………… SPECIFICATIONS………………………………………………………………….……………… ………………..…… PDF created with pdfFactory trial version www.pdffactory.com... -
Page 3: Product
CAUTION Before serving the chassis, read the "X-Ray Radiation Precaution", "Safety Precaution" and "Product Safety Notice" on page 2 of this manual. X-RAY RADIATION PRECAUTION 1. Excessive high voltage can produce potentially hazardous X-Ray Radiation. To avoid such hazards, the high voltage must not be above the specified limit. The normal value of the high voltage of this receiver is 24KV at zero beam current (minimum brightness) under 220V AC power source. - Page 4 Adjust VR601 to obtain +110V+/-0.5V reading on the digital voltage meter. Note: The 5N chassis is auto B+ voltage by SE130 or SE140 used. 2. NTSC system absorbing adjustment 2-1 Set sweep generator marker to 31.5MHz, 33.5MHz, 34.42MHz, 37MHz, 38MHz and 40.5MHz;...
- Page 5 6. White Balance adjustment For Factory Auto Computer adjustment 6-1 Receive white balance test signal; 6-2 Set picture "MILD" mode. 6-3 Insert the special plug into CN002, press adjustment key which belongs to white balance adjustment equipment and go to auto white balance adjustment; 6-4 After adjustment well, remove the pug.
- Page 6 as following: 1. After TV is on, press "factory" key twin then go to the function set menu; Press 'AV/TV' key and 'MENU' key on the control board at the same time until the picture changes slightly (jumpiness or twinkling at one blow); this means the memory having been totally initialized.
- Page 7 5.1 Repeat the above step 7.2 to 7.4. 6. Exit system parameter adjustment menu by pressing 'factory' key twin. 9. Option Code 1. Press 'factory' key twin and go to Option Code Menu 1 2 3 4 5 6 7 8 9 A 1 3 7 1 4 0 4 6 * * The first digit 8 Digit is set by Factory.
- Page 8 Option digit 5: Binary Function Default R/B gain =0.56, GAMMA ON , SKYWORTH game OFF Default 4 R/B gain =0.56, GAMMA ON , SKYWORTH game ON R/B gain =0.56, GAMMA OFF , SKYWORTH game OFF R/B gain =0.56, GAMMA OFF , SKYWORTH game ON R/B gain =0.83, GAMMA ON , SKYWORTH game OFF...
-
Page 9: Colour
9.1.1 Press the AV button to toggle between LOGO and Option Code 9.1.2 Press the below button for the difference function: Recall : for the SKYWORTH LOGO display Timer : for quick Blue background display. Number 0 to 9: For no. of Character LOGO display. - Page 10 3. Align Red/Blue with green dots at the center of the screen by rotating (RB-G) static convergence magnet. 4. Fix the convergence magnets by turning the clamped. 5. Remove the DY wedges and slightly tilt the deflection yoke horizontally and vertically to obtain the good overall convergence.
Need help?
Do you have a question about the 1418 and is the answer not in the manual?
Questions and answers