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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
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