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Brother MFC MFC-7840W User Manual

Brother MFC MFC-7840W
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98
The network scanning feature
does not work.
The network PC Fax Receive
feature does not work.
The network printing feature does
not work.
(For Windows
®
only) The firewall setting on your PC may be rejecting the
necessary network connection. Follow the instructions below to configure your
firewall. If you are using a personal firewall software, see the User’s Guide for
your software or contact the software manufacturer.
For Windows
®
XP SP2 users:
a Click the Start button, Control Panel, Network and Internet
Connections and then Windows Firewall. Make sure that Windows
Firewall on the General tab is set to On.
b Click the Advanced tab and Settings... button of the Network
Connection Settings.
c Click the Add button.
d To add port 54925 for network scanning, enter the information below:
1. In Description of service: Enter any description, for example “Brother
Scanner”.
2. In Name or IP address (for example 192.168.0.12) of the computer
hosting this service on your network: Enter “Localhost”.
3. In External Port number for this service: Enter “54925”
4. In Internal Port number for this service: Enter “54925”.
5. Make sure UDP is chosen.
6. Click OK.
e Click the Add button.
f To add port 54926 for network PC Fax, enter the information below:
1. In Description of service: Enter any description, for example “Brother
PC Fax”.
2. In Name or IP address (for example 192.168.0.12) of the computer
hosting this service on your network: Enter “Localhost”.
3. In External Port number for this service: Enter “54926”.
4. In Internal Port number for this service: Enter “54926”
5. Make sure UDP is chosen.
6. Click OK.
g If you still have trouble with your network connection, click the Add button.
h To add port 137 for network scanning, network printing and network PC
Fax receiving, enter the information below:
1. In Description of service: - Enter any description, for example “Brother
PC Fax receiving”
2. In Name or IP address (for example 192.168.0.12) of the computer
hosting this service on your network: Enter “Localhost”.
3. In External Port number for this service: Enter “137”.
4. In Internal Port number for this service: Enter “137”.
5. Make sure UDP is chosen.
6. Click OK.
i Make sure if the new setting is added and is checked, and then click OK.
Network difficulties (continued)
Difficulties Suggestions

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Brother MFC MFC-7840W Specifications

General IconGeneral
Print TechnologyLaser
Print ResolutionUp to 2400 x 600 dpi
Paper Capacity250 sheets
ADF Capacity35 sheets
Scan ResolutionUp to 19200 x 19200 dpi (interpolated)
Fax Modem Speed33.6 Kbps
FunctionsPrint, Copy, Scan, Fax
Maximum Copying Resolution600 x 600 dpi
Optical Scan Resolution600 x 2400 dpi
WirelessYes
Copy Resolution600 x 600 dpi
Fax Transmission Speed33.6 Kbps
DisplayLCD
Weight25.6 lbs
ConnectivityUSB, Wireless
Scanner TypeFlatbed
Connectivity TechnologyWireless, USB
Printer TypeAll-in-One
Scan TypeFlatbed, ADF

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