DIG-LINE (Digital Line)
Issue 4 May 2002
10-561 555-233-123
Circuit Packs:
1. 8400x, 302B1 Terminals
a. TN754 (4-wire, Mu-law)
Minimum usable vintage for 8410D and 8434D terminals - V11
b. TN413 (4-wire, A-law)
c. TN754B (4-wire, A-law/Mu-law selectable)
d. TN2177 (2-wire, 16-port, A-law/Mu-law selectable)
e. TN2181 (2-wire, 16-port, A-law/Mu-law selectable)
f. TN2224 (2-wire, 24-port, A-law/mu-law selectable)
2. 603A1/D1 Terminals
a. TN754 (4-wire, Mu-law),
b. TN413 (4-wire, A-law)
c. TN754B (4-wire, A-law/Mu-law selectable)
Downloadable Terminal Parameters
The following parameters are downloaded to programmable terminals:
Nonvolatile Memory
Nonvolatile memory is used to store downloadable parameters in programmable
terminals. Therefore, once the terminal has been downloaded, it is not be
necessary to download it again, even if power is removed from the terminal.
Table 10-207. Downloadable Parameters
Parameter Scope Terminal
International Flags (A-law/Mu-law,
Display Mode, DLI Voltage level)
System level 84xx, 603x, 302B1
Primary Levels
(Transmission & Sidetone)
System level 84xx, 603x, 302B1
Adjunct Levels
(Transmission & Sidetone)
System level 84xx
Handset Expander Option System level 84xx
Administrable Options
(Speakerphone & Mute Button)
Per-terminal 84xx
Administrable Softkeys Per-terminal, System level 8410D, 8434D
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