FUNAI LF320EM4 A - LED Backlight Drive Block Diagram (Type D)

9-14
4. LED Backlight Drive Block Diagram
IC1001 (LED BACKLIGHT DRIVER)
OVP
DRIVE
LOGIC
ISW
Q1001
3
2 6 LOGIC
14
DRIVE
LDO
FAIL DETECT
13 15 11
VLED1 ILED2
Q1003
LCD PANEL ASSEMBLY
PROTECT3
BACKLIGHT-ADJ BACKLIGHT-SW
TO SYSTEM CONTROL BLOCK DIAGRAM
P-ON+21V
CN1001
DIGITAL MAIN CBA UNIT
FL14.10DBLBD