Epson LQ 1050 - B/W Dot-matrix Printer - Page 103

REV.-A
(v) I
Q15
016
Plunger
36 -
-
(:)
I
1~
I
I
($’)
I
I
I
I
36 -
I
5 -
I
;
b
I
I
Plunger Distance
I
motion
from
I
Stopping
I
Point
v
!@: @
B: ‘ @ “
-t.
Figure 249. Relationship Between Transistors and Plunger Voltage
Table 2-15. Relationship Between GA Ports and Plunger Voltage
Supplied Power ~] (plunger)
Q16 Q15
E05A15GA E05A16HA
Pcl
P5
o OFF OFF
HIGH
LOW
5
ON OFF
HIGH
HIGH
ON ON
LOW
HIGH
Plunger Specifications
Voltage Driving
: +36 V
Holding
: +5 v
No operation: O V
Coil Resistance 22
Q & 5% at 20”C
Current Driving : 1.6A (typical)
Holding
: 0.23A (typical)
2-59