M2317 Data Option - Nortel M3110 Installation Manual

Page 426 of 504
Figure 83
Block diagram of ADO and M2317 telephone
RS-232
Receivers

M2317 Data Option

553-3001-367 Standard 3.00
Appendix C: Meridian Modular Telephones add-on modules installation
Figure 83 shows a block diagram of the ADO and an M2317 telephone.
Data Communications Option
EIA
Isolation
Drivers
External
+12 V
+5 V
Power
Supply
12 V
Commercial A.C. Power Supply Available
for 110V ac 60 Hz, 100V ac 50/60 Hz, or
220 V ac 50 Hz.
See the Asynchronous Data User Guide and the M2317 Quick Reference
Card, for more information on ADO operation.
If an existing digital telephone was not originally equipped with the Data
Option, or if the existing Data Option has become defective, that option can
August 2005
M2000
Telephone
Micro
DSIC
Processor
CODEC
CS 1000
/ Meridian 1
ISDLC
QPC578
553-AAA2031