Panasonic KX-B620 - Circuit Board; Main Board

15. CIRCUIT BOARD
CONTROL BOARD
DC +5V
Motor drive signal
Ground
Motor drive signal
SMACOM
GND
Drive power supply
Ground
cas
SMBCOM Drive power supply
t ee +
SMA Pulse | Motor drive signal
GND 0V Ground
| Pulse = T Mote drive signal
CN-8
Signal
ro] Ss [|
DC. +24V
DC +24V
DC +24V
DC +24V
Ground
Ground
Ground
Ground
Ground
—12V
LAMPTON
LAMPPRE
[a fran [ray [bo Fav
GND ov
GND ov
| 10 | +5V +5V
Ol aol! aia
S8See0ese
7
Description of Signal
Drive power supply
Ground
Motor drive signal
Motor drive signal
Drive power supply
Motor drive signal
Motor drive signal
CN-4
Signal er ‘
[no] Signet | on | off] Description of Signal
MAIN BOARD
GND OV Ground
Non connection
DC +12V
DC —12V
Lamp turn on singnal
Lamp preheats signal
Ground
Ground
DC +24V
DC +24V
Description of Signal
AC 120V, 60Hz
AC 110V, 60Hz
AC 220—230V, 50/60Hz
AC 230—240V, 50Hz
AC 120V, 60Hz
AC 110V, 60Hz
AC 220-—230V, 50,/60Hz
AC 230—240V, 50Hz
+5V | OV | Print key input signal
+5V | OV | Feed key input signal
53V | Paper end signal
CN-5
Description of Signal
FILAMENT 1V AC 1V
N.C. EP haere Non connection
FILAMENT | 1V AC 1V
N.C. Sa Non connection
Non connection
| AC 100V
AC 100V
FILAMENT
FILAMENT
5 100V
= 100V
CN-3
sec. 1 34V
sec. 2 18V
sec. 2 18V
IM] Ratings of Fuse
re D
ame
AC 120V
AC 110V
N ioe
AC 220-7
AC 230-
AC 120V
AC 110V
NC }———
AC 2200—%
AC 230-1