User Manual
Supported Media Weights
Paper Cassettes:16 lb. Bond to 34 lb. Bond (60 to 128 g/m
2
)
Stack Bypass: 14 lb. Bond to 80 lb. Cover (52 to 220 g/m
2
)
Duplexing: 16 lb. Bond to 28 lb. Bond (60 to 105 g/m
2
)
Warm-up Time
From Power On: 24 Seconds or Less
From Deep
Sleep Mode: 10 Seconds or Less
Quick Startup
Mode: 4 Seconds
4
Dimensions (W x D x H)
23-1/8" x 29-1/8" x 47" (587 mm x 740 mm x 1,193 mm)
5
Installation Space (W x D)
Basic [With ADF (Stack Bypass and Cassette Drawers Open)]:
35" x 46-1/2" (889 mm x 1,182 mm)
Fully Congured [With ADF+Paper Deck Unit-F1+
Booklet Finisher-Y1 (Cassette Drawers Open)]:
71-3/8" x 50-3/8" (1,811 mm x 1,280 mm)
Weight
Approx. 240.7 lb. (109.2 kg)
6
Print Specications
Print Speed
4551i II: Up to 51 ppm (Letter); Up to 37 ppm
(Letter-R); Up to 25 ppm (Legal);
Up to 25 ppm (11" x 17")
4545i II: Up to 45 ppm (Letter); Up to 32 ppm
(Letter-R); Up to 25 ppm (Legal);
Up to 22 ppm (11" x 17")
4535i II: Up to 35 ppm (Letter); Up to 32 ppm
(Letter-R); Up to 25 ppm (Legal);
Up to 22 ppm (11" x 17")
4525i II: Up to 25 ppm (Letter); Up to 17 ppm
(Letter-R); Up to 13 ppm (Legal); Up to
15 ppm (11" x 17")
Standard Page Description Languages
UFR II, PCL
6, Adobe
PS
3
Direct Print
Available from USB, Advanced Box, Remote UI,
and Web Access (Opt.)
7
Supported File Types for Direct Print
PDF, TIFF, JPEG, EPS, XPS
Printing from Mobile Devices and
Cloud-based Services
A range of software and MEAP-based solutions are available
to provide printing from mobile devices or Internet-
connected devices and cloud-based services depending on
your requirements.
Fonts
PCL fonts:
93 Roman, 10 Bitmap fonts, 2 OCR fonts,
Andalé Mono WT J/K/S/T (Japanese,
Korean, Simplied and Traditional Chinese),
8
Barcode Fonts
9
PS fonts:
136 Roman
Operating System
10
UFRII:
Windows Vista
/Server 2008/Windows
7/
Server 2008 R2/Server 2012/Windows 8.1/
Server 2012 R2/Windows 10/Server 2016,
MAC OS X (10.7 or later)
PCL:
Windows Vista/Server 2008/Windows 7/
Server 2008 R2/Server 2012/Server 2012
R2/Windows 10/Server 2016
PS:
Windows Vista/Server 2008/Windows 7/
Server 2008 R2/Server 2012/Windows 8.1/
Server 2012 R2/Windows 10/Server 2016,
MAC OS X (10.7 or later)
PPD:
MAC OS X (10.3.9 or later), Windows Vista/
Windows 7/Windows 8/Windows 8.1/
Windows 10
Print Features
Suspend Job Timeout, Subset Finishing (PS only), Prole
Settings, Secured Print, Forced Hold Printing, Watermark,
Page Border, Header/Footer, Page Layout, Two-sided
Printing, Collating, Booklet Printing, Grouping, Mixed Paper
Sizes/Orientations, Offsetting, Printing on Transparencies,
Front/Back Covers, Toner Reduction, Poster Printing
Copy Specications
Copy Speed
4551i II: Up to 51 ppm (Letter); Up to 37 ppm
(Letter-R); Up to 25 ppm (Legal);
Up to 25 ppm (11" x 17")
4545i II: Up to 45 ppm (Letter); Up to 32 ppm
(Letter-R); Up to 25 ppm (Legal);
Up to 22 ppm (11" x 17")
4535i II: Up to 35 ppm (Letter); Up to 32 ppm
(Letter-R); Up to 25 ppm (Legal);
Up to 22 ppm (11" x 17")
4525i II: Up to 25 ppm (Letter); Up to 17 ppm
(Letter-R); Up to 13 ppm (Legal); Up to
15 ppm (11" x 17")
First-Copy-Out Time (Letter)
4551i II: As fast as 3.7 seconds
4545i II: As fast as 3.8 seconds
4535i II: As fast as 3.8 seconds
4525i II: As fast as 5.2 seconds
Copy Resolution (dpi)
Reading: Up to 600 x 600
Printing: 1200 x 1200
Multiple Copies
Up to 999 Copies
Copy Exposure
Automatic or Manual (9 Levels)
Magnication
25%-400% (1% Increments)
Preset Reductions
25%, 50%, 64%, 73%, 78%
Preset Enlargements
121%, 129%, 200%, 400%
Basic Copy Features
Preset Reduction/Enlargement Ratios by Area, Paper
Setting, Previous Settings, Favorite Settings, Finishing, Two-
Sided, Density Adjustment, Original Type Selection, Interrupt
Mode, Setting Conrmation/Cancel
Special Copy Features
Book to Two Pages, Two-sided Original, Finishing, Booklet,
Job Build, N on 1, Add Cover, Insert Sheets, Different-size
Originals, Density Adjustment, Original Type Selection,
Transparency Cover Sheets, Page Numbering, Copy Set
Numbering, Sharpness, Erase Frame, Secure Watermark,
Print Date, Shift, Gutter,
Print & Check, Negative/Positive, Repeat Images,
Merge Job Blocks, Job Done Notice, Mirror Image,
Store in Mail Box, Superimpose Image, Copy ID Card, Detect
Feeder Multi Sheet Feed, Free Size Original
Scan Specications
Type
4551i II/4545i II: Standard Single Pass Duplexing Automatic
Document Feeder
4535i II/4525i II: Optional Single Pass Duplexing
Automatic Document Feeder or
Duplexing Automatic Document Feeder
Document Feeder Paper Capacity
Single Pass DADF-A1: 150 Sheets (20 lb. Bond)
DADF-AV1: 100 Sheets (20 lb. Bond)
Document Feeder Supported Media Sizes
11" x 17", Legal, Letter, Letter-R, Statement, Statement-R
Document Feeder Supported Media Weights
Single Pass DADF-A1
BW Original:
13 lb. Bond to 58 lb. Cover
(50 to 157 g /m
2
)
CL Original:
17 lb. Bond to 58 lb. Cover
(64 to 157 g/m
2
)
DADF-AV1
BW Original:
13 lb. Bond to 34 lb. Bond
(50 to 128 g/m
2
)
CL Original:
17 lb. Bond to 34 lb. Bond
(64 to 128 g/m
2
)
Platen Acceptable Originals
Sheet, Book, 3-Dimensional Objects [Up to 4.4 lb. (2 kg)]
Pull Scan
Color Network ScanGear2 for both Twain and WIA
Supported OS:
Windows Vista/7/8.1/10
Windows Server 2008/Server 2008 R2/
Server 2012/Server 2012 R2/Server 2016
Scan Resolution (dpi)
600 x 600, 400 x 400, 300 x 300, 200 x 400, 200 x 200,
200 x 100, 150 x 150, 100 x 100
Scan to Mobile Devices and Cloud-based Services
A range of solutions is available to provide scanning to
mobile devices and cloud-based services depending on
your requirements.
Scan Speed (Letter)
Single Pass DADF-A1
Single-sided Scanning
BW: 80 ipm (300 dpi)/80 ipm (600 dpi)
Color: 80 ipm (300 dpi)/60 ipm (600 dpi)
Double-sided Scanning
BW: 160 ipm (300 dpi)/150 ipm (600 dpi)
Color: 160 ipm (300 dpi)/80 ipm (600 dpi)
DADF-AV1
Single-sided Scanning
BW: 70 ipm (300 dpi)/51 ipm (600 dpi)
Color: 70 ipm (300 dpi)/51 ipm (600 dpi)
Double-sided Scanning
BW: 35 ipm (300 dpi)/25.5 ipm (600 dpi)
Color: 35 ipm (300 dpi)/25.5 ipm (600 dpi)
Send Specications
Destination
E-mail/Internet Fax (SMTP), SMB, FTP, WebDAV, Mail Box,
Super G3 Fax (Optional), IP Fax (Optional)
Color Mode
Automatic-Color Select (Full Color/Grayscale), Automatic-
Color Select (Full Color/Black-and-White),
Full color, Grayscale, and Black-and-White
Address Book
LDAP (2,000)/Local (1,600)/Speed dial (200)
Send Resolution (dpi)
600 x 600, 400 x 400, 300 x 300, 200 x 400, 200 x 200,
200 x 100, 150 x 150, 100 x 100
Communication Protocol
File: FTP, SMB v3.0, WebDAV
E-mail/I-Fax: SMTP, POP3, I-Fax (Simple, Full)
File Format
Standard:
TIFF, JPEG, PDF (Encrypted, Compact,
Searchable, Apply Policy, Optimize for Web,
PDF A/1-b), XPS (Compact, Searchable),
Ofce Open XML (PowerPoint
, Word),
Digital Signature (PDF/XPS)
Optional:
PDF (Trace & Smooth)
Universal Send Features
Original Type Selection,Two-sided Original, Book to Two Pages,
Different-size Originals, Density Adjustment, Sharpness, Copy
Ratio, Erase Frame, Job Build, Delayed Send, Preview, Finished
Stamp, Job Done Notice, File Name, Subject/Message, Reply-
to, E-mail Priority, TX Report, Original Content Orientation,
Skip Blank Originals, Detect Feeder Multi Sheet Feed