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●
Circuit Adjustments
CAUTION: The each circuit has been made by the fine adjustment at factory. Do not attempt to adjust the follow-
ing adjustments except requiring the readjustments in servicing otherwise it may cause loss of per-
formance and product safety.
Electrical Adjustments
[Adjustment Condition]
●
Input signal
Video signal .......................... 1.0Vp-p/75
terminated, 16 steps gray
scale pattern (Composite video signal)
Computer signal .................... 0.7Vp-p/75
terminated, 16 steps gray
scale, 1 line dot pattern (720p format)
Component Video signal ........ 0.7Vp-p/75
terminated, 16 steps gray
scale pattern (720p format and 1080i
format)
●
Picture control mode ................ “STANDARD” mode unless otherwise
noted.
Note:
* Please refer to “Service Adjustment Menu Operation” for entering to the service mode and adjusting the service
data.
White 100%
Black 100%
16 steps gray scale pattern
Equipment Digital
voltmeter
1. Enter the service mode.
2. Change data values of each test points to adjust the
fan minimum output voltage.
Item no. Fan Location
Test Point Adjustment value
100
FN901 TPFAN1
3.5
±0.1Vdc
101
FN902 TPFAN2
3.5
±0.1Vdc
102
FN903/4 TPFAN3
3.5
±0.1Vdc
Note:
The location of each fan is refer to the parts list.
x
Fan minimum voltage adjustment
Equipment Digital
voltmeter
1. Adjust the voltage by using
VR621
on the power
board as following.
AC Input
Test Point
Reading
230V (+)
1
pin of
K6A
370 ±2Vdc
(–)
3
pin of
K6A
or 120V
356 ±2Vdc
Caution:
Be sure to connect the lamp when taking this adjust-
ment.
"K6A" is in the primary circuit. HOT CIRCUIT!
Note:
The Power Board for replacing is already adjusted in
the factory, so it is not required to perform this readjust-
ment.
z
Output Voltage adjustment
●
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Содержание PLV-55WM1
Страница 93: ... 93 IC Block Diagrams CXA2069Q AV Selector IC3001 FA5502M P F Controller IC601 XA2 2069Q AV Sel ctor IC3001 ...
Страница 97: ... 97 IC Block Diagrams STR Z2156A Switching Power IC651 TA1366FG YUV SW IC6201 STR Z2156A Sw witching Power IC6 ...
Страница 105: ... 105 S17 S17 S17 S17 S17 S17 S17 S17 S17 S17 S16 S16 S16 S16 203 121 124 135 136 137 126 Mechanical Parts Fig 108 ...
Страница 106: ... 106 204 205 206 207 114 201 213 209 221 208 220 212 214 210 115 216 Optical Parts Fig 109 212 ...
Страница 136: ...SANYO Electric Co Ltd ...
Страница 144: ......
Страница 152: ...Diagrams Drawings ...