FSC B15-1A Service Manual
35
9.
White-Balance, Luminance adjustment
Approximately 30 minutes should be allowed for warm up before proceeding
White-Balance adjustment.
1.
、
How to do the Chroma-7120 MEM .channel setting
A
、
Reference to chroma 7120 user guide
B
、
Use “
SC
” key and “
NEXT
” key to modify xyY value and use “
ID
” key to modify the
TEXT description Following is the procedure to do white-balance adjust
2
、
Setting the color temp. you want
A
、
MEM.CHANNEL 4 ( 6500 color):
6500 color temp. parameter is x = 313
±
10, y = 329
±
10, Y = 180
±
10 cd/m
2
)
B
、
MEN.CHANNEL 5 (9300 color):
9300 color temp. parameter is x = 283
±
10, y = 297
±
10, Y = 180
±
10 cd/m
2
)
3
、
Into factory mode of LCD B15-1A
A
、
Press MENU button during 2 seconds along with press Power button will activate the
factory mode, then MCU will do AUTO LEVEL automatically. Meanwhile press MENU
the OSD screen will located at
LEFT TOP OF PANEL
.
4
、
Bias adjustment :
Set the
Contrast
to 50
Adjust the
Brightness
to 100.
5
、
Gain adjustment :
Move cursor to “-F-” and press MENU key
A
、
Adjust C2(9300) color-temperature
1
、
Switch the Chroma-7120 to
RGB-Mode
(with press “MODE” button )
2
、
Switch the MEM. channel to Channel 3 ( with up or down arrow on chroma 7120 )
3
、
The LCD-indicator on chroma 7120 will show x = 283
±
10, y = 297
±
10,
Y = 180
±
10 cd/m
2
4
、
Adjust the RED of color1 on factory window until chroma 7120 indicator reached
the value R=100
5
、
Adjust the GREEN of color1 on factory window until chroma 7120 indicator reached
the value G=100
6
、
Adjust the BLUE of color1 on factory window until chroma 7120 indicator reached
the value B=100
7
、
Repeat above procedure ( item 4,5,6) until chroma 7120 RGB value meet the
tolerance =100
±
2
Summary of Contents for FSC B15-1A
Page 14: ...FSC B15 1A Service Manual 14...
Page 17: ...FSC B15 1A Service Manual 17 5 3 Electrical Block Diagram 5 3 1 Main Board...
Page 18: ...FSC B15 1A Service Manual 18 5 3 2 Inverter Power Board Inverter Block Diagram...
Page 19: ...FSC B15 1A Service Manual 19 Power Block Diagram...
Page 25: ...FSC B15 1A Service Manual 25 7 PCB Layout 7 1 Main Board 715L1225 C...
Page 26: ...FSC B15 1A Service Manual 26...
Page 27: ...FSC B15 1A Service Manual 27 7 2 Inverter Power Board 715L1063 1A...
