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2.16 Video Gamma Shift Adjustment
1. Input 3 Receive the 16-step gray scale video signal in
VIDEO
mode.
2. Enter the service mode
3. Select item no. "6" of group no. "4" and change data value to adjust it so that the
correct gray scale screen appears on the screen.
2.17 Common Center Adjustment
1. Input 1 Receive the 16-step gray scale computer signal in
COMPUTER
mode.
2. Enter the service mode.
3. Project only the green light component on the screen.
4. Select item no. "11" of group no. "5" and change data value to adjust it so that the
flicker on the screen is minimized.
5. Project only the blue light component on the screen.
6. Select item no. "12" and change data value to adjust it so that the flicker on the
screen is minimized.
7. Project only the red light component on the screen.
8. Select item no. "10" and change data value to adjust it so that the flicker on the
screen is minimized.
2.18 White Balance Adjustment
[PC White balance adjustment]
1. Input 1 Receive the 16-step gray scale computer signal in
COMPUTER
mode.
2. Set Bright mode to "Off".
3. Enter the service mode, select item no. "7" (Red) or "8" (Blue) of group no. "4".
Change the data values to make a proper white balance.
4. Set Bright mode to "On", select item no. "1" (Red) or "2" (Blue) of group no. "8".
Change the data values to make a proper white balance.
[AV White balance adjustment]
1. Input 3 Receive the 16-step gray scale video signal in
VIDEO
mode.
2. Set Bright mode to "Off".
3. Enter the service mode, select item no. "7" (Red) or "8" (Blue) of group no. "4".
Change the data values to make a proper white balance.
4. Set Bright mode to "On", select item no. "1" (Red) or "2" (Blue) of group no. "8".
Change the data values to make a proper white balance.
Verify that the white balance for video input is equal to that for computer input.
2.19 Note on White Uniformity Adjustment
If you find the color shading on the screen, adjust the white uniformity by using the
proper computer and "Color Shading Correction" software.
The software is supplied with this service manual.
Part 3: Adjustment
3-18
Содержание D78-5232
Страница 2: ...CANON Power Projector LV 7545E D78 5231 SERVICE SMANUAL ...
Страница 9: ......
Страница 10: ...Part 1 General Information ...
Страница 23: ...7 SUPPORTED COMPUTER SYSTEM MODE See the attached sheet Owner s Manual page 26 Part 1 General Information 1 13 ...
Страница 24: ......
Страница 25: ...Part 2 Repair Information ...
Страница 46: ...Part 3 Adjustment ...
Страница 69: ...Part 4 Troubleshooting ...
Страница 86: ...Part 4 Troubleshooting 4 17 BH3540 Volume Control IC1652 CXA2101AQ RGB Matrix IC4101 ...
Страница 87: ...Part 4 Troubleshooting 4 18 FA5332M P F Controller IC601 FA7612CA PWC Controller IC6602 IC6603 IC6616 ...
Страница 90: ...Part 4 Troubleshooting 4 21 LB1645 Motor Drive IC1601 LC863316 SUB CPU IC1851 ...
Страница 91: ...Part 4 Troubleshooting 4 22 ML60851 USB I F IC9801 M62393 D A IC212 IC2381 ...
Страница 92: ...Part 4 Troubleshooting 4 23 M62399 D A IC3501 IC3551 PW365 System Control Scan Converter IC301 ...
Страница 93: ...Part 4 Troubleshooting 4 24 SII161ACT DVI I F IC8001 STR Z2156 Power Switching IC651 ...
Страница 94: ...Part 4 Troubleshooting 4 25 TA1287 RGB YUV Converter IC4551 TB1274AF Video Decoder IC1101 ...
Страница 95: ...Part 4 Troubleshooting 4 26 TDA7056 Audio Output IC1631 IC1632 ...
Страница 96: ...Part 5 Parts Catalog ...
Страница 97: ......
Страница 101: ...62 54 63 53 62 58 61 64 56 59 70 71 52 55 65 Page 2 CANON LV 7545J REF No D78 5231 LV 7545U D78 5232 LV 7545E D78 5233 ...
Страница 105: ...Page 4 CANON LV 7545J REF No D78 5231 LV 7545U D78 5232 LV 7545E D78 5233 23 a 23 b 23 51 b 51 a 51 43 43 2 ...
Страница 113: ...Part 6 Electrical Diagrams ...
Страница 130: ......