2. ELECTRICAL ADJUSTMENTS
[Adjustment condition]
●
Input signal
Video signal ...........................1.0Vp-p/75
Ω
terminated, 16 steps
gray scale (Composite
video signal)
Computer signal ....................0.7Vp-p/75
Ω
terminated, 16 steps
gray scale pattern
(SVGA)
Component Video signal ........0.7Vp-p/75
Ω
terminated, 16 steps
gray scale
(Component video signal with 480p or 1080i format)
●
Picture control mode .............."STANDARD" mode unless otherwise noted.
2.1 Output Voltage Adjustment
After replacing the Power Board, PF.C. Board, readjust the Output voltage adjustment
as follows.
1. Connect a digital voltmeter to pins 1 (+) and 3 (-) of
K6D
.
2. Adjust the voltage by using
VR611
as following.
AC Input
Reading
230V 370V ± 2V
* This adjustment is not required even if the power board is replaced because this
adjustment is carried out before parts shipment.
Part 3: Adjustment
3-7
CAUTION
The each circuit has been made by the fine adjustment at factory. Do
not attempt to adjust the following adjustments except requiring the
readjustments in servicing otherwise it may cause loss of performance
and product safety.
CAUTION
Be sure to connect the lamp when taking this adjustment.
CAUTION
Please refer to "Service Adjustment Menu Operation" for entering the
service mode and adjusting the service data.
White 100%
Black 100%
16 steps gray scale pattern
Fig. 3-2
Содержание D78-5382
Страница 2: ...CANON Power Projector LV 5200U D78 5382 LV 5200E D78 5383 SERVICE SMANUAL ...
Страница 9: ...Part 1 General Information ...
Страница 25: ...Part 2 Repair Information ...
Страница 45: ...Part 3 Adjustment ...
Страница 65: ...Part 4 Troubleshooting ...
Страница 84: ...Part 4 Troubleshooting 4 19 AD9884AKS A D IC8201 AN5870SB RGB SW IC5201 ...
Страница 87: ...Part 4 Troubleshooting 4 22 FA5502 P F Control IC611 CXD3526GG LCD Driver Timing Generator IC401 ...
Страница 88: ...Part 4 Troubleshooting 4 23 LA7217 Sync Separator IC5361 M62392 D A IC3561 ...
Страница 89: ...Part 4 Troubleshooting 4 24 M62393 D A IC281 IC7801 NJM2284M Switch IC2101 ...
Страница 91: ...Part 4 Troubleshooting 4 26 VPC3230D Video Decoder IC3101 ...
Страница 92: ...Part 5 Parts Catalog ...
Страница 94: ......
Страница 97: ...58 70 63 71 57 60 65 59 64 66 51 55 62 Page 2 CANON REF No LV 5200U D78 5382 LV 5200E D78 5383 ...
Страница 101: ...45 45 45 45 52 52 a 52 Page 4 CANON REF No LV 5200U D78 5382 LV 5200E D78 5383 ...
Страница 105: ...Page6 CANON LV 5200U REF NO D78 5382 LV 5200E D78 5383 A B C A6800 E FUSE LF901 L901 902 L903 LABEL2 ...
Страница 107: ...U 1 U 2 V 1 W X Y Z 1 Page 7 Z 2 CANON REF No LV 5200U D78 5382 LV 5200E D78 5383 ...
Страница 111: ...Part 6 Electrical Diagrams ...