User manual CTX S720 Service Manual

[. . . ] No part of this manual may be used, copied, reproduced, or transmitted in any form or by any means for any purpose without the express written permission of the publisher. The publisher has been trying its best to make this publication perfect, and in this manner takes no responsibility for the use of any of the materials or methods described in this manual, or for the products thereof. Neither will the publisher be responsible for any damages caused by misuse or misquotation. Information in this manual is subject to change by the publisher without any notice in advance. CTX is a registered trademark of Chuntex Electronic Co. , Ltd. -2- CTX CTX Dec- 2002 - Version 0 Service Manual S720 This specification defines the design and performance requirements for the 17" SXGA TFT LCD display monitor. "S720 " There are 2 series of " S720 " in each own's project code. [. . . ] 3H hard coating , anti-static Integral CCFT , Type to support field replacement. Life time 30000 hours @ 25C, 50% of initial value. 3. 1. 6 Pixel Faults Model Project Pixel Faults type Type1 Bright Pixels (Note 1) Type2 Dark Pixels (Note 2) Type3 Fault Pixels / Sub-Pixels(Note 3) 5 5 3 S720 LIS17S24KA -5- Service Manual S720 Type4 Cluster of type1 or type 2 faults(Note 4) Type5 Cluster of type3 faults (Note4) Type6 Total Pixel Faults 2 3 8 CTX CTX Dec- 2002 - Version 0 Note 1 : Bright pixels in full black pattern. Note 2 : Dark pixels in full white pattern Note 3 : fault Pixel / Sub-Pixel : The pixel or sub-pixel is abnormal but not bright/dark pixel. Note 4 : Fault Cluster : Two or more Pixels/Sub-pixels with faults within 5 * 5 block of pixels. -6- CTX CTX Dec- 2002 - Version 0 3. 2 Modes and Timing Compability The monitor shall support all the modes listed in Table 1. Service Manual S720 Table 1. Supported Timing Display Format IBM VGA Horizontal Dots 720 640 Vertical lines 400 480 Horizontal Frequency 31. 469 Vertical Frequency 70 59. 94 Pixel Rate ( MHz ) 28. 322 25. 175 H. Polarity 31. 778 A S ( Period ) 3. 813 B S ( Pulse Width ) 1. 907 C S ( Back Porch ) 25. 422 D S ( Active Area ) 0. 636 E S (Front Porch ) V. Polarity + O ms ( Period ) 16. 683 P ms ( Pulse Width ) 0. 064 Q ms ( Back Porch ) 1. 048 R ms ( Active Area ) 12. 711 15. 253 S ms ( Front Porch ) 0. 318 Display Format Horizontal Dots Vertical lines Horizontal Frequency Vertical Frequency Pixel Rate ( MHz ) H. Polarity A S ( Period ) B S ( Pulse Width ) C S ( Back Porch ) D S ( Active Area ) E S (Front Porch ) V. Polarity O ms ( Period ) P ms ( Pulse Width ) Q ms ( Back Porch ) R ms ( Active Area ) S ms ( Front Porch ) VESA 1024 768 48. 363 60. 004 65. 0 20. 667 2. 092 2. 462 15. 754 0. 369 16. 666 0. 124 0. 6 15. 88 0. 062 VESA 1024 768 56. 746 70. 069 75 17. 707 1. 813 1. 920 13. 653 0. 321 14. 272 0. 106 0. 513 13. 599 0. 054 VESA 640 480 37. 861 72. 809 31. 5 26. 413 1. 270 4. 063 20. 317 0. 763 13. 735 0. 079 0. 739 12. 678 0. 237 VESA 1024 768 60. 023 75. 029 78. 75 + 16. 660 1. 219 2. 235 13. 003 0. 203 + 13. 238 0. 050 0. 466 12. 795 0. 017 VESA 640 480 37. 5 75 31. 5 26. 667 2. 032 3. 810 20. 317 0. 508 13. 333 0. 080 0. 427 12. 800 0. 027 VESA 800 600 37. 879 60. 317 40 + 26. 4 3. 2 2. 2 20. 0 1. 00 + 16. 579 0. 106 0. 607 15. 840 0. 026 VESA 800 600 48. 077 72. 188 50 + 20. 8 2. 4 1. 28 16. 0 1. 12 + 13. 853 0. 125 0. 478 12. 480 0. 770 VESA 800 600 46. 875 75. 000 49. 5 + 21. 333 1. 616 3. 232 16. 162 0. 323 + 13. 333 0. 064 0. 448 12. 8 0. 021 VESA 1152 864 67. 5 75 108 + 14. 815 1. 185 2. 370 10. 667 0. 593 + 13. 333 0. 044 0. 474 12. 8 0. 015 VESA 1280 1024 63. 981 60. 013 108 + 15. 631 1. 180 2. 065 11. 797 0. 590 + 16. 663 0. 047 0. 594 16. 006 0. 016 VESA 1280 1024 79. 976 75. 025 135 + 12. 504 1. 067 1. 837 9. 481 0. 119 + 13. 329 0. 038 0. 475 12. 804 0. 012 -7- Service Manual S720 VGA Support Mode 1280 * 1024 @ 60Hz, 70Hz 1280 * 1024 @ 72Hz, 75Hz 1280 * 960 @ 60Hz, 70Hz, 72Hz, 75Hz 1208 * 720 @ 60Hz 1152 * 864 @ 60Hz, 70Hz, 72Hz 1024 * 768 @ 72Hz 800 * 600 @ 70Hz 640 * 480 @ 70Hz 640 * 350 @ 70Hz CTX CTX Dec- 2002 - Version 0 Timing Chart Figure. B C D A E Video -8- CTX CTX Dec- 2002 - Version 0 Service Manual S720 3. 3 Plug & Play DDC 2B data transmission only for I2C BUS interface card. 30KHz to 80KHz 59Hz to 75Hz 3. 4 Scanning characteristics Horizontal frequency Refresh rate 3. 5 User Controls and Indicator 3. 5. 1 Power ON/OFF Switch 3. 5. 2 LED Indicator 3. 5. 3 OSD 3. 5. 3. 1 Buttons 3. 5. 3. 2 OSD Menu Level 3. 5. 4 Hot Keys Function 3. 5. 4. 1 Contrast ( ) The switch control scaler power down and turn off panel. The LED color shall indicate power status as shown in paragraph 3. 6 ESC , , , See Table 2. [. . . ] SYSTEM BLOCK DIAGRAM CTX CTX Dec- 2002 - Version 0 -14- CTX CTX Dec- 2002 - Version 0 Service Manual S720 6. INVERTER BOARD I/O CONNECTIONS -15- Service Manual S720 7. [. . . ]