Epson FX Series

EPSON PRINTERS
Print Solenoids (Print Head)
Number of solenoids
Driver applied Voltage
Coil impedence
Energizing time
21.6-26.4V
19.2 ohms ± 1.9 ohms (at 25° C)
390-410 usec (at 24V/25'' C)
^ 1 004 ms ^
PTS Signal
Drive pulse
J—L
c >
400 ws £ 10,iS|24V)
Fig. 1-18. PTS and Drive Pulse Timing
1-11
Print Timing
PTS signal
Print solenoid 1
Print solenoid 2
Print solenoid 3
Print solenoid 4
Print solenoid 5
Print solenoid 6'
Print solenoid 7
Print 1
Print 2
Print 3
Print 4
Print 5
Print 6
Print 7
PRINCIPLES OF OPERATION
-1
" • • L' • L' •
Print solenotd dnvu pulM
-l
--
-j -1
—i
-1 -1
-1
—
-I
-
A
w
A
W
A
w
A
w
w
A
W
w
w 9
A
w
A
w
m
Fig. 1-19. Print Timing