59
LC37/LC37F
III.
ASSEMBLED P.W.B. ADJUSTMENT
11.0 Color Uniformity (White Uniformity)
COLOR UNIFORMITY data should not be adjusted. This data are adjusted by the factory
and MEMORY INITialize cannot erase these data. If and only if the customer request to
change the color uniformity, follow the instruction below.
(1) Heat run for 10 minutes or more after power on.
The four white signals generated from the internal IC
(3) Change only the step that are requested to change.
The screen is divided in 25 spaces. It can adjust for 4 different luminance levels. These
data is linearly interpolated on screen.
1. COLOR UNIFORMITY ADJUSTMENT PROCEDURE
Adjustable luminance level is divided in 4 (MIN (8%), MIDL (20%), MIDH (55%), and HMAX
(82%)).
FOR EXAMPLE
If a customer complains about the color uniformity at position 5 on the screen (luminance
level; MIDH), increase the BLUE (or GREEN or RED) value and adjust the color uniformity
of position 5.
I 2C MENU
LCDADJ>C.UNIF (MIDH)>POINT No.5
S TORE THE DATA TO TV SET
LCD ADJ>G/C WRITE
-
press for 2
-
3 second
After this procedure, this new data will be written back to E2PROM. It takes about 20
seconds.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
17
18
19
20
21
22
23
24
25
16
LCD ADJUST
POINT No.5
R
00 ->increase this data
G
00 ->increase this data
B
F7 ->increase this data
05 04 03 02 01 00 FF FE FD FC FB FA F9 F8
increase
decrease
center
III.
ASSEMBLED P.W.B. ADJUSTMENT
BACK TO ADJUSTMENTS
Содержание 50V500 - UltraVision Digital - 50" Rear Projection TV
Страница 12: ...12 LC37 LC37F I SPECIFICATION BACK TO ADJUSTMENTS ...
Страница 14: ...14 LC37 LC37F I SPECIFICATION BACK TO ADJUSTMENTS ...
Страница 15: ...15 LC37 LC37F I SPECIFICATION BACK TO ADJUSTMENTS ...
Страница 16: ...16 LC37 LC37F I SPECIFICATION BACK TO ADJUSTMENTS ...
Страница 17: ...17 LC37 LC37F I SPECIFICATION BACK TO ADJUSTMENTS ...
Страница 20: ...20 LC37 LC37F I SPECIFICATION BACK TO ADJUSTMENTS ...
Страница 95: ...95 LC37 LC37F BACK TO ADJUSTMENTS ...
Страница 138: ......
Страница 143: ......
Страница 148: ...PRINTED CIRCUIT BOARD Control CS 148 LC3X BACK TO ADJUSTMENTS ...
Страница 149: ...PRINTED CIRCUIT BOARD Control SS 149 LC3X ...
Страница 150: ...PRINTED CIRCUIT BOARD Drive CS 150 LC3X ...
Страница 151: ...PRINTED CIRCUIT BOARD Drive SS 151 LC3X ...
Страница 152: ...PRINTED CIRCUIT BOARD DVI CS 152 LC3X ...
Страница 153: ...PRINTED CIRCUIT BOARD DVI SS 153 LC3X ...
Страница 154: ...PRINTED CIRCUIT BOARD Power CS 154 LC3X ...
Страница 155: ...PRINTED CIRCUIT BOARD Power SS 155 LC3X ...
Страница 156: ...PRINTED CIRCUIT BOARD Signal CS 156 LC3X ...
Страница 157: ...PRINTED CIRCUIT BOARD Signal SS 157 LC3X ...
Страница 158: ...PRINTED CIRCUIT BOARD Terminal CS 158 LC3X ...
Страница 159: ...PRINTED CIRCUIT BOARD Terminal SS 159 LC3X ...
Страница 160: ...CONNCETION DIAGRAM 160 LC3X ...
Страница 161: ...BLOCK DIAGRAM 161 LC3X ...
Страница 175: ...175 LC3X FINAL WIRING 1 of 4 BACK TO ADJUSTMENTS ...
Страница 176: ...176 LC3X FINAL WIRING 2 of 4 ...
Страница 177: ...177 LC3X FINAL WIRING 3 of 4 ...
Страница 178: ...178 LC3X FINAL WIRING 4 of 4 ...
Страница 182: ...181 Hitachi LCD Rear Projection TV Optical Engine Removal Procedure ...
Страница 183: ...182 Pop off front grill Remove 4 screws holding front plastic piece w power button ...
Страница 184: ...183 Left side close up Right side close up ...
Страница 185: ...184 Remove 4 screws holding top cabinet front Left side close up ...
Страница 186: ...185 Right side close up Remove screws holding lower rear cabinet ...
Страница 187: ...186 Remove screws holding upper rear cabinet Remove 2 screws holding right subwoofer ...
Страница 188: ...187 Pull out subwoofer as shown to access the upper cabinet wires Disconnect all the wires ...
Страница 189: ...188 Now lift the top straight up 2 person lift Remove this bracket ...
Страница 190: ...189 Bracket removed Next remove the Ballast Assy ...
Страница 191: ...190 Remove Lamp Switch PWB Remove Lamp Power Connector retaining bracket then Lamp Power Connector ...
Страница 192: ...191 Remove Fan Exhaust Housing back screw is hidden in this view Another view of Fan Exhaust housing showing back screw ...
Страница 193: ...192 Remove the 5 screws holding down the Engine Assy Use a stubby 2 Philips head as needed ...
Страница 195: ......