Fax Specifications; Communication; Communication Mode; Density Of Transmitting Pixels - Dell 2135cn Service Manual

12. FAX Specifications

12.1 Communication

12.1.1 Communication Mode

- Priority 1: ITU-T Super G3
- Priority 2: ITU-T G3 ECM
- Priority 3: ITU-T G3
ITU: International Telecommunication Union
ITU-T: ITU Telecommunication Standardization Sector
ECM: Error Correction Mode

12.1.2 Density of Transmitting Pixels

- B&W (Fast Scan x Slow Scan)
Lines: 8 pixels X 3.851mm, 8 pixels X 7.71mm
Pixels: 400 ppi x 400ppi

12.1.3 Modem Signal Processing

The following protocols are supported:
- V. 34 (Max.33.6 kbps)
- V. 17 (14.4/12/9.6/7.2 kbps)
- V. 29 (9.6/7.2 kbps)
- V. 27ter (4.8/2.4 kbps)

12.1.4 Data Compression, Output Bit Depth

- B&W (1bit): JBIG, MMR, MR, MH

12.1.5 Communication Control Procedure

The procedure complies with ITU-T Recommendation T.30
Version 2 2008.03.31
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Chapter 8 Printer Specifications