KEY & KARAOKE BOARD
TABLE OF CONTENTS
FTD Display Pin Assignment...........................................5-1
Pin Connection ................................................................ 5-1
Circuit Diagram (Key PCB)..............................................5-2
Circuit Diagram (Karaoke PCB) ...................................... 5-3
PCB Layout Top View ......................................................5-4
PCB Layout Bottom View ................................................5-5
Electrical Parts List & Voltages .......................................5-6
5-1
FTD DISPLAY PIN ASSIGNMENT
PIN CONNECTION
5-1
## Note ##
1. F : Filament 2. G :Grid 3. P :Anode 4. NP :No Pin 5. Nx :No extended