Ricoh M281 Series Service Manual page 999

6. SPECIFICATIONS
6.1 GENERAL SPECIFICATIONS
6.1.1 FCU
Item
Type:
Circuit:
Connection
Original Size:
Scanning Method:
Resolution:
Transmission Time:
Data Compression:
Protocol:
Modulation:
Data Rate:
SM
Desktop type transceiver
PSTN
PABX
Direct couple

Book (Face down)
Maximum Length: 356 mm (14.0 inch)
Maximum Width: 216 mm (8.5 inch)

ARDF (Face up)
Maximum Length: 356 mm (14.0 inch)
Maximum Width: 216 mm (8.5 inch)
Flat bed, with CCD
8 × 3.85 lines/mm, 200 × 100 dpi (Standard character), 8 × 7.7
lines/mm, 200 × 200 dpi (Detail character)
3 seconds at 28,800 bps, Standard resolution (JBIG
transmission: 2 seconds)
MH, MR, MMR, JBIG
Group 3 with ECM
TCM: V.34, V.17
QAM: V.29, V.17
PhM: V27ter
FSK: V.8, V21
33,600 / 31,200 / 28,800 / 26,400 / 24,000 / 21,600 / 19,200 /
16,800 / 14,400 / 12,000 / 9,600 / 7,200 / 4,800 / 2,400 bps (auto
shift down system)
165
General Specifications
Spec.
D255/D256 FAX OPTION