SSD COMPANY LIMITED 420 - Manual (Page 78)

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Appendix C: Specifications
Note: Specifications are subject to change without notice.
Print Method
Impact dot matrix
Printhead
9 pins, 0.30 mm (0.0118") diameter, with thermal
protection
Interfaces
Standard: Centronics parallel, IEEE-1284 compliant
USB 1.1
Optional: RS-232C Serial
Ethernet Print Servers:
6120i 10/100 Base-T, Internal
6020e 10/100 Base-T, External
6010e 10 Base-T, External
Receive Buffer Size
Maximum 128K
Reliability
Ribbon Life
4 million characters, on average, 10 cpi utility
Printhead Life
400 million characters average in 10 cpi utility mode at
25% duty and 35% page density
Mean Time Between Failures (MTBF)
20,000 hours at 25% duty cycle and 35% page density
Mean Time to Repair (MTTR)
15 minutes