Xerox Phaser 3200MFP Service Manual page 172

General Procedures and Information
• Summary of the Image sensor interface is as below:
- Minimum Scan Line Time:1.5ms
- Scan Resolution: 600*600 dpi
- Scan Width: 208mm
- Functions
• White Shading Correction
• Gamma Correction
• CIS Interface
• 256 Gray Scale
3. CIS
- CIS Supply Voltage: +3.3V
- CIS Max frequency: 5MHz
- CIS Linetime
• Fax/Copy - 1.5ms
• PC-Scan - 4.5ms
- White output volt.: Max 0.8V
4. ADF Drive: ADF Stepper motor - maximum motor speed is 2000PPS.
- MOTOR DRIVER: A3978(Allegro)
- Driving Voltage: 24V DC
- Phase: 2-2 Phase 2000PPS at Quick Scan,
2-2 Phase 1000PPS AT Fine Scan,
2-2 Phase 667PPS AT Super Fine Scan
PE220 Fax Modem
1) Modem
The modem consists of FM336 (FAX Modem chip), LIU (Line Interface Unit) and modem ana-
log front end (AFE) functional part.
- The feature of the FM336 modem chip is as below;
• Communication Mode: Half Duplex
• Modem Method
- GROUP 3: ITU-T V34, V17, V29, V27ter
- Tonal Signal: ITU-T T.30
- Binary Signal: ITU-T V.21, T.30
• Image Transmission Time: 3sec (ITU-T NO.1 CHART/Memory Tx/ECM)
• Data Compress: MH, MR, MMR, JPEG
• Modem Speed: 33600 / 28800 / 14400 / 12000 / 9600 / 7200 / 4800 / 2400 bps
• Receive Level: 0 ~ -48dBm
• Output Level
- Adjustable: -6 ~ -15dBm (1dBm Step)
- Initial Setting: -12dBm
6-16 04/07 Phaser 3200MFP / Workcentre PE220