Muratec MFX-2500 Field Engineering Manual page 445

Second phone line Options
10 Connect P30A and P3A, P30B and P3B using the harnesses. Pass the harnesses through the clamp
attached in step 6, and let them be under the NCU PCB.
NCU PCB
Cable clamp
Modem PCB
11 Connect P6 on the Main PCB of the main unit and IN on the Modem PCB using the harness as shown:
12 Attach the FG line on the Modem PCB to the place marked "FG" on the metal plate.
Connector P6
F.G. wire
IN
OUT
13 Reinstall the covers.
14.Connect second phone line cable into the EXTENSION LINE.
15.Register the line settings. Refer to the "EasyStart" on the operating instructions.
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