Print Speed
Print Mode
10 cpi
12 cpi
HSD
480 cps 576 cps
Draft
360 cps 432 cps 540 cps 309 cps 360 cps
LQ
120 cps 144 cps 180 cps 206 cps 240 cps
* cps = Characters Per Second
Characters per Line (cpl)
Setting
10 cpi
12 cpi
15 cpi
17.1 cpi
20 cpi
Character Pitch
15 cpi
17.1 cpi
—
—
ML690
ML691
80 cpl
136 cpl
96 cpl
163 cpl
120 cpl
204 cpl
137 cpl
233 cpl
160 cpl
272 cpl
Graphics Resolution
Maximum number of dot
columns per line
20 cpi
ML690
—
ML691
Resident Fonts
Print Quality
Letter Quality (LQ)
Draft
High Speed Draft (HSD)
Density
Single
Double
60 dpi
480
960
80 dpi
640
—
90 dpi
720
1,440
60 dpi
816
1,632
80 dpi
1,088
—
90 dpi
1,224
2,448
Available Fonts
Courier, Roman, Swiss,
Orator, Gothic, Prestige,
OCR-A, OCR-B, Swiss
Bold
Gothic
Gothic
ML690/ML691 User's Guide
Quadruple
1,920
—
2,880
3,264
—
4,896