EPSON AcuLaser C1900/AcuLaser C900 Revision B
Product Description Controller Unit Specifications 45
Connector Name : RJ45
 Compatible Cable : 2-pair STP (10BaseT, 100BaseTX) 
In order to conform to FCC Class B, EN55022 Class B and VCCI Class B, a shielded 
type cable shall be used.
 Entity Type : Refer to “1.3.3.4 Type B Interface Specifications” (p.45).
1.3.3.4  Type B Interface Specifications
AcuLaser C1900/AcuLaser C900 has one Type B optional interface slot as standards.
<AcuLaser C1900>
Main System Type:
MTP600dpi,PW5100dt600dpi,PRG(*****)rev,AP800ma,
SPD0fast,D4
NOTE:
***** ROM version.
 Printer Name  : The factory default setting is the same as Product Name.
 Product Name  : AcuLaserC1900
 Emulation Type  : See Table 1-31
 Entity Type  : See Table 1-31
Note *1: Added when the PostScript 3 module is installed.
 Emulation Type
<If Emulation is set to AUTO>
• When PS is not started : AUTO (Emulation Types 1, 2, 3...)
• When PS is started : EJL 
(POSTSCRIPT-00, other Emulation Types 1, 2, 3...)
<If Emulation is Fixed>
• EJL (Default Emulation Type, other Emulation Types 1, 2, 3,...)
Table 1-30.  Pin Arrangement
Pin Signal Name I/O Pin Signal Name I/O
1 Tx+ O 5 N.C. –
2 Tx– O 6 Rx– I
3 Rx+ I 7 N.C. –
4 N.C. – 8 N.C. –
Table 1-31.  Emulation Type and Entity Type
Emulation Emulation Type Entity Type
PS
*1
POSTSCRIPT-00
*1
LaserWriter
*1
ESC/Page Color ESCPAGECOLOR-01 EPSONPAGECOLOR1
ESC/Page ESCPAGE-04 -
LJ4 PCL5E-00 EPSONPCL5
I239X PRPXL24-01 EPSONPRPXL24
GL2 HPGL2-01 EPSONHPGL2
FX ESCP9 EPSONFX
ESCP2 ESCPL2 EPSONLQ2