Specifications

F6 158004.B00
Some other LCDs use pins 30 and 31 for other purposes, such as additional power
supply pins. LK2 and LK3 should therefore be linked to match the requirement of
each display. Table F6 lists the connections of the LK2 and LK3 pins, thus allowing
suitable connections to be made.
LK2 PIN LK2 CONNECTION LK3 PIN LK3 CONNECTION
1 GND 1 GND
2 PIN 30 2 PIN 31
3 LCDVCC 3 LCDVCC
TABLE F6 - TFTIF31 SOLDER LINK CONNECTIONS
The ENABLK signal can be taken to a backlight inverter from connector J3. J3 is a
Molex 53261-0290 connector. Pin assignments are given in Table F7. ENABKL is
logic 1 to turn on this inverter.
PIN SIGNAL
1 VCC
2 ENABKL
3 GND
TABLE F7 - TFTIF31 AND TFTIF41 J3 PIN ASSIGNMENTS