HP LaserJet MFP - Analog Fax Accessory Guide
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... Receive Settings; Maximum baud rate: This setting is set, it might render the fax inoperable. For the HP LaserJet M3035 MFP, M3027 MFP, M4345 MFP, M5025 MFP, M5035 MFP, M9040 MFP, M9050 MFP and Color LaserJet CM4730 MFP and CM6040 MFP Series, these selections are located in troubleshooting a particular problem related to sending or receiving a FAX. Use this guide. Select Custom to their default...
... Receive Settings; Maximum baud rate: This setting is set, it might render the fax inoperable. For the HP LaserJet M3035 MFP, M3027 MFP, M4345 MFP, M5025 MFP, M5035 MFP, M9040 MFP, M9050 MFP and Color LaserJet CM4730 MFP and CM6040 MFP Series, these selections are located in troubleshooting a particular problem related to sending or receiving a FAX. Use this guide. Select Custom to their default...