![background image](http://html1.mh-extra.com/html/okidata/ml172-series/ml172-series_service-manual_3653028013.webp)
1.2.8 Reliability
· Printhead Life: Approximately 200 million characters
· MTBF: 4000 hours @ 25% duty cycle/35% page density
· MTTR: 15 minutes @ major sub-assembly level
1.2.9 Available Options
· Tractor Feed Assembly 1
· Super-speed Serial Interface (RS232-C)
· Roll Paper Stand
1 - Standard on the ML172
2 - Not available for ML172
Copyright 1997, Okidata, Division of OKI America, Inc. All rights reserved. See the OKIDATA Business
Partner Exchange (BPX) for any updates to this material. (http://bpx.okidata.com)