5-1
5-1
KEY & VFD BOARD
TABLE OF CONTENTS
FTD Display Pin Assignment ........................................... 5-1
Voltage ............................................................................. 5-2
Circuit Diagram ................................................................ 5-3
PCB Layout Top View ..................................................... 5-4
PCB Layout Bottom View ................................................ 5-5
Electrical Parts List .......................................................... 5-6
FTD DISPLAY PIN ASSIGNMENT
## Note ##
1. Fn: Filament pin
2. NP : No Pin
3. NX : No Extended Pin
4. nG : Grid Pin
5. PN : Anode Pin
PIN CONNECTION
Summary of Contents for MCD139/All versions
Page 2: ...1 2 TUNER KEY PCB CONTROL PCB MAIN PCB AMP PCB POWER PCB Left speaker LOCATION OF PCBS ...
Page 18: ...4 2 WIRING DIAGRAM 4 2 ...
Page 28: ...CIRCUIT DIAGRAM BOTTOM LEFT 6 4 6 4 ...
Page 29: ...6 5 6 5 CIRCUIT DIAGRAM BOTTOM RIGHT ...
Page 47: ...10 1 10 1 EXPLODED DRAWING MAIN UNIT ...