Fax Specifications; Communication; Communication Mode; Density Of Transmitting Pixels - Dell 3115cn 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: 16 x 15.4/mm, 8 x 15.4/mm, 8 x 7.71/mm, 8 x 3.85/mm
Pixels: 400 ppi x 400dpi, 300ppi x 300ppi, 200ppi x 200ppi x 200ppi
- Color (Fast Scan x Slow Scan)
200ppi x 200ppi

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. 33 (14.4/12/ kbps) receive only
- 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
- Color (R, G, B, 8bit): JPEG

12.1.5 Communication Control Procedure

The procedure complies with ITU-T Recommendation T.30
Version 2 2007.03.20
8 – 30
Chapter 8 Printer Specifications