KEY / VIDEO / SENSOR /
PHONE / VOL / VU BOARD
TABLE OF CONTENTS
FTD Display Pin Assignment ........................................... 5-1
Pin Connection ................................................................ 5-1
Internal IC Diagram & Voltages List ................................ 5-2
Circuit Diagram ................................................................ 5-3
PCB Layout Top View ...................................................... 5-4
PCB Layout Bottom View ................................................ 5-5
Electrical Parts List .......................................................... 5-6
5-1
FTD DISPLAY PIN ASSIGNMENT
PIN CONNECTION
## Note ##
1. Fn: Filament pin
2. nG : Grid pin
3. Pn : Anode pin
4. NP : No Pin
5. NC : No Connection pin
5-1
2G 1G
12G
11G
3G
4G
5G 6G 7G 8G 9G 10G
H
I
O
Q
R
M
N
T
L
Y
W
U
J
K
. .