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Page 426 of 504 Appendix C: Meridian Modular Telephones add-on modules installation
553-3001-367 Standard 3.00 August 2005
Figure 83 shows a block diagram of the ADO and an M2317 telephone.
See the Asynchronous Data User Guide and the M2317 Quick Reference
Card, for more information on ADO operation.
M2317 Data Option
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
Figure 83
Block diagram of ADO and M2317 telephone
RS-232
Data Communications Option
M2000
Telephone
CS 1000
/ Meridian 1
EIA
Drivers
Receivers
Isolation
Micro
Processor
DSIC
CODEC
ISDLC
QPC578
External
Power
Supply
+12 V
+5 V
Commercial A.C. Power Supply Available
for 110V ac 60 Hz, 100V ac 50/60 Hz, or
220 V ac 50 Hz.
12 V
553-AAA2031