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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
. .
Summary of Contents for FWD39
Page 7: ...1 7 ...
Page 17: ...2 2 REPAIR INSTRUCTIONS 2 2 ...
Page 18: ...2 3 REPAIR INSTRUCTIONS 2 3 ...
Page 22: ...4 1 BLOCK DIAGRAM 4 1 ...
Page 23: ...4 2 WIRING DIAGRAM 4 2 ...
Page 37: ...SYSTEM BLOCK DIAGRAM 7 4 7 4 ...
Page 38: ...CIRCUIT DIAGRAM MAIN BOARD 7 5 7 5 A B C D E A B C D E 1 2 3 4 5 6 1 2 3 4 5 6 ...
Page 40: ...7 7 7 7 CIRCUIT DIAGRAM MAIN BOARD SERVO PART A B C D E A B C D E 1 2 3 4 5 6 7 1 2 3 4 5 6 7 ...
Page 42: ...PCB LAYOUT MAIN BOARD TOP VIEW 7 9 7 9 A 1 2 3 4 5 6 7 B C D E F A B C D E F 1 2 3 4 5 6 7 ...