Installation manual

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Operator Manual for Mastercall MC-4044 Series 8 G99120A Issue 3 Page 6
SYSTEM CONFIGURATION CODES
Using either the MASTERCALL Keypad or by Remote Control, enter System access code * 67 03 #, listen for “Please
enter command”
COMMANDS
* nn where nn is option code number
n = entry
# = scroll down to next option number
* * = abandon (do not save any changes)
* # = store (save any changes)
After either storing or abandoning program changes you can continue to make other programming changes, press #*# to
end, or simply hang up.
System Options Programming
*6703# = Access to System Options Programming
Option Range Default Description
*01 Reversal On Idle & COD Ignore 0,1 0 0 = ROI detect for disconnect, 1 = ROI ignore
*02 Answer Detect Mode 0,1,2 0 0 = Speech or ROA, 1 = speech only, 2 = ROA only
*03 Post Dial Answer Delay 000-255 030 How long a wait for answer before dialing next number
*04 Hybrid return loss 000-255 080 Hybrid amplifier return loss in dB/4
*05 Dial Tone Ignore 0,1 0 0 = dial tone before ialing, 1 = 2 sec before dial
*10 Method of Remote Control Access on Line 2 0,1 0 0 = one call for remote access, 1 = two calls for remote access
*11 Seconds before Remote Control Answer on
Line 2
000-090 006 Number of seconds that Line 2 rings before answer.
*15 Silence Disconnect_M 000-255 002 Minutes of silence for disconnect
*16 Total Call Time Limit_M 000-255 060 Minutes allowed before automatic disconnect
*24 Auto-Turn On 000-255 000 Seconds of ringing before Auto-Turn On when diversion is off.
*61
Gain L1 → L2 in dB
00-30 10 How loud voice is from line 1 to line 2.
*62
Gain L2 → L1 in dB
00-30 10 How loud voice is from line 2 to line 1
*64 Hybrid Amplifier Loop Margin 00-30 10 Increasing this value decreases duplex gain
*# = Save
#*# = End programming and hang up.
Notes:
• *67709600# sets all options to the factory default, the MASTERCALL responds "Thank you, please enter command".
Take care not to unintentionally enter this command!!!
• *67709630# erases all diversion numbers stored in MASTERCALL. MASTERCALL responds "Thank you, please
enter command". Take care not to unintentionally enter this command!!!
HYBRID AMPLIFIER BALANCING
Full duplex amplification can be achieved by performing the hybrid balancing procedure.
1. Press *6703# on the Mastercall Keypad.
2. Press *04
3. Enter 000
4. Press *#
• Ring line 1 and listen for the sweep tone and Mastercall will display the return loss. Wait a few seconds and hang up.
• Ring line 2 and listen for the sweep tone and Mastercall will display the return loss. Hang up.
The hybrid return loss is automatically set for as much full duplex amplification possible. You can repeat the above
procedure at any time.