Epson 440 - Manual (Page 214)

Safety approvals
Safety standards:
U.S. model UL 1950 with D3, CSA C22.2 No.950 with
D3
European model EN60950 (VDE and NEMKO)
EMC:
U.S. model FCC part 15 subpart B class B,
CSA C108.8 class B
European model EN 55022 (CISPR Pub. 22) class B
EN 50082-1
EN 61000-3-2
EN 61000-3-3
Australian model AS/NZS 3548 class B
Interface Specifications
Your printer is equipped with an 8-bit parallel interface and a serial
interface.
Parallel interface
The built-in parallel interface has the following characteristics:
Foward channel
Data format: 8-bit parallel, IEEE-1284 compatibility mode
Synchronization: STROBE pulse
Handshake timing: BUSY and ACKNLG signals
Signal level: TTL compatible
Connector: 57-30360 Amphenol connector or equivalent
L
Easter2 Ref. Guide
Rev.b
A5 size Appendix c
05-29-97 DR, pass 2
C-10 Specifications