EPSON AcuLaser C1900/AcuLaser C900 Revision B
Product Description Basic Specifications 27
Applicable Paper Sizes, Paper Types, and Paper Orientation
Note *1: The dedicated cassette for A4 only or Letter only (by factory default).
*2: The supported envelope sizes differ depending on destination. 
*3: Refer to “Envelope Orientation” (p.28) for details on feeding direction of envelopes.
*4: Curls must be straightened.
*5: JIS envelope.
NOTE 1:
SEF (Short Edge Feed): The short edge of the paper is fed to the printer.
2:
“-”: Not supported.
Table 1-7.  Applicable Paper Sizes, Paper Types, and Paper Orientation
Paper Size
Paper size Unit mm 
(inch)
MP 
tray
Optional
*1
 
cassette 
unit
Duplex 
print 
unit
Paper 
Orientation
Vertical 
(length)
Horizontal 
(width)
Plain paper
A4 297.00 210.00 {{ {SEF
A5 210.00 148.00 { - - SEF
B5 257.00 182.00 { --SEF
Letter 279.40 
(11.00)
215.90 
(8.50)
{ { { SEF
Half Letter 215.90 
(8.50)
139.70 
(5.50)
{ --SEF
EXECUTIVE 266.70 
(10.50)
184.15 
(7.25)
{ - - SEF
G.Letter 266.70 
(10.50)
203.20 
(8.00)
{ --SEF
Special applications
Japanese official 
postcard 
*4
148.00 100.00
{ - - SEF
Japanese official 
returned postcard
 
*4
200.00 148.00
{ --SEF
Transparency A4:297.00 
LT:279.40
A4: 210.00 
LT:215.90
{ - - SEF
Label A4:297.00 
LT:279.40
A4: 210.00 
LT:215.90
{ --SEF
Envelope
*2
MONARCH 190.5
(7 1/2)
98.43 
(3 7/8)
{ - - SEF
*3
Com-10 241.30
(9 1/2)
104.78
(4 1/8)
{ --SEF
*3
DL 220.00 110.00 { - - SEF
*3
C5 229.00 162.00 { --SEF
*3
C6 162.00 114.00 { - - SEF
*3
Yokei #0 
*5
235.00 120.00 { --SEF
*3
Yokei #4 
*5
235.00 105.00 { - - SEF
*3
Yokei #6 
*5
190.00 98.00 { --SEF
*3
Table 1-7.  Applicable Paper Sizes, Paper Types, and Paper Orientation (continued)
Paper Size
Paper size Unit mm 
(inch)
MP 
tray
Optional
*1
 
cassette 
unit
Duplex 
print 
unit
Paper 
Orientation
Vertical 
(length)
Horizontal 
(width)