Oki Microline 390 User Manual

(2)
Encoder disk
In the operation of the spacing motor, the PHASE-A and PHASE-B signals are generated. When
the encoder disk interrupts the photo sensor.
The motor control LSI (911: MSM6990) divides these edge pulse signals in accordance with the
print pitch, and sends the IPT signal to provide dot-on timmg and carriage position detection
timing.
SP-u
SP-v
SP-w
PHASE-A (-1 ru-----l (1 j--L
(I) UTILITY MODE
IPT
(10, 12, CPI)
IPT
p;) 17.1.20
(1) LQMODE
IPT
-
(10.12, 15,
11360”
17.1.2OCPI)
3-a

Oki Microline 390 Specifications

General

Print Technology	Dot Matrix
Number of Pins	24
Resolution	360 x 360 dpi
Print Resolution	360 x 360 dpi
Noise Level	55 dB
Connectivity	Parallel
Paper Handling	cut sheet
Emulations	IBM ProPrinter
Paper Width	4 to 10 inches
Weight	13 lbs