S - 4
Fax
Compatibility
ITU-T Group 3
Coding System
MH/MR/MMR/JBIG* (*not available for MFC-7420)
Modem Speed
Automatic Fallback:14400 bps (MFC-7420)
33600 bps (MFC-7820N)
Document Size
ADF Width: 5.8 to 8.5 in. (147.3 to 215.9 mm)
ADF Height: 5.8 to 14 in. (147.3 to 356 mm)
Scanner Glass Width: Max. 8.5 in. (215.9 mm)
Scanner Glass Height: Max. 11.7 in. (297 mm)
Scanning Width
Max. 8.
2
in. (2
08
mm)
Printing Width
Max. 8.
2
in. (2
08
mm)
Gray Scale
64 levels
Polling Types
Standard, Sequential
Contrast Control
Automatic/Light/Dark (manual setting)
Resolution
ā¢ Horizontal 203 dot/inch (8 dot/mm)
ā¢ Vertical
Standard - 98 line/inch (3.85 line/mm)
Fine -
196 line/inch (7.7 line/mm)
Photo -
196 line/inch (7.7 line/mm)
Superfine - 392 line/inch (15.4 line/mm)
One-Touch Dial
8 (4 x 2)
Speed-Dial
200 stations
Broadcasting
258 stations
Automatic Redial
1 time after 5 minutes
Auto Answer
0, 1, 2, 3 or 4 rings
Communication Source
Public switched telephone network.
Memory Transmission
Up to 500
1
/400
2
pages (MFC-7420)
Up to 600
1
/500
2
pages (MFC-7820N)
Out of Paper Reception
Up to 500
1
/400
2
pages (MFC-7420)
Up to 600
1
/500
2
pages (MFC-7820N)
1
āPagesā refers to the āBrother Standard Chart No. 1ā (a typical business letter, Standard resolution, MMR code).
Specifications and printed materials are subject to change without prior notice.
2
"Pages" refers to the "ITU-T Test Chart #1" (a typical business letter, Standard resolution, MMR code). Specifications
and printed materials are subject to change without prior notice.