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Service Guide DOC-IT3000/4000
Chapter 1 Product Specifications
1.4 FACSIMILE SPECIFICATIONS
1.4.01 Compatibility
· CCITT Group 3 ONLY
1.4.02 Telephone Line Requirement
· PSTN (Public Switched Telephone Network)
1.4.03 Communication Mode
· Half Duplex
1.4.04 Protocol
· CCITT Rec.T.30
1.4.05 Coding Schemes
· Modified Huffman (MH)
1.4.06 Error Correction
· CCITT Error Correction Mode (ECM)
1.4.07 High Speed Modem
· CCITT Rev. V.29 (9600/7200bps)
· CCITT Rev. V.27 (4800/2400bps)
1.4.08 Low Speed Modem
· CCITT Rev. V.21 channel 2 (300bps)
1.4.09 Transmission Time
· 10 seconds (CCITT No.1 sample document at 9600bps)
1.4.10 Transmit Resolution
· Normal
- 200 x 100 dots per inch
· Fine
- 200 x 200 dots per inch
· DOC-IT 3000
- 400 x 400 dots per inch
Note:
Although DOC-IT 3000 transmission occurs at 400 dpi, printed output is 300 x 300
dots
per inch.
· DOC-IT 4000
- 400 x 400 dots per inch
Summary of Contents for DOC-IT3000
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