Fax Diagnostics - Samsung SL-M4580FX Service Manual

4. Troubleshooting

4.5.5.2. Fax Diagnostics

Fax NVM Read/Write
•
Diagnostics > Fax Diagnostics Fax NVM Read/Write
Purpose
Operation Procedure
Verification
Specification
Reference
Code Displayed Name
20-200 Pause Dial Time
20-210 Dial Pulse M/B ratio
20-220 Auto Dial Start Pause Time
20-300 Ring On Time
20-310 Ring Off Time
20-320 Ring Detection Freq
20-330 Ring On Max Time
20-340 Ring Off Max Time
20-400 DTMF High-Freq Level
20-410 DTMF Low-Freq Level
20-420 DTMF Timing
20-500 Dial Mode
20-520 Error Rate
20-530 Dial Tone Detect
20-540 Loop Current Detect
20-550 Busy Signal Detect
20-560 TCF Duration
20-800 Modem Speed
20-810 Fax Transmission Level
20-830 Auto Dial Timeout
20-920 CNG Detection Count
20-930 Caller ID
20-940 Ext. Phone
4-37
To change a configuration value for fax firmware.
When the main "NVM Read/Write" window displays, users can navigate through the list of
configuration values that display along with description.
Users can also input a code to the text box to find a configuration value directly.
After selecting one value, pressing "Edit" button will open an interface for user input.
N/A
N/A
N/A
Description
Pause Time (value * 1000ms)
33 / 66 40 / 60
Pause time before auto-dialing (second)
Ring On Time (ms)
Ring Off Time (ms)
sets the Call Indication frequency range that will be detected
by LIU
Ring On Max Time (ms)
Ring Off Max Time (ms)
DTMF High-Freq. Level (dBm)
DTMF Low-Freq. Level (dBm)
DTMF duration of on/off output ( Ms)
Select Tone / Pulse
Adjust Error Rate ( Off / 5% / 10% / 20% )
detect dial tone prior to sending
detect if loop current is present prior to sending
detect busy signal to allow redials
Adjust TCF duration (ms)
Select Modem Start Speed
Adjust Fax Transmission Level (dBm)
Adjust Auto Dial Timeout (second)
CNG Tone Detection check count during ANS/FAX mode.
This option is needed to guide Caller ID off for user
environment.
Ext. Phone Detection Enable/Disable (Default : Enable 1) If
disabled, Ext. Phone cannot be detected by the device.
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