Oki OKIFAX 1050, Service Manual

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Chapter 1
1.1 General Performance
1.1 General Performance
1.1.01 Style Desktop
1.1.02 Applicable lines General switched telephone network (GSTN) Private branch exchange (PBX)
1.1.03 Compatibility ITU-T Group 3 facsimile transceiver
1.1.04 Document width Max. 8.5" (216 mm) (NA Letter) Min. 5.8" (148 mm) (ISO A5 size)
1.1.05 Effective reading width Max. 8.46" (215 mm )
1.1.06 Scanning length 5" (128 mm) to 14" (356 mm) (Length setting: Infinite is also available.)
1.1.07 Automatic document feeder (ADF) 30 sheets (NA Letter/A4-size: 20-1b bond. OKIDATA
recommended paper) 15 sheets (NA Letter/A4-size: 13 to 28-1b bond)
Note: NA is North America
1.1.08 Recording paper or sheet First cassette: NA Letter/NA Legal/A4-size plain paper cut 250 sheets
capacity (20-1b bond*) Second cassette (Option): NA Letter/NA Legal/A4-size plain paper cut (OKIFAX
2350/2450) 500 sheets capacity (20-1b bond*) Manual loading feeder: Transparency for overhead
projector, applicable. (OKIFAX 2350/2450) Sheet size: NA Letter/NA Legal/A4-size * OKI DATA
recommended paper
1.1.09 Printable width NA Letter: 8.2" (208 mm) (8.0" (203.2 mm) for assured quality) NA Legal: 8.2" (208
mm) (8.0" (203.2 mm) for assured quality) ISO A4: 8.1" (206 mm) (7.77" (197.3 mm) for assured quality)
1.1.10 Printable length NA Letter: 10.76" (273.3 mm) (10.5" (266.7 mm) for assured quality) NA Legal:
13.76" (349.5 mm) (13.5" (342.9 mm) for assured quality) ISO A4: 11.46" (291 mm) (11.19" (284.3 mm)
for assured quality)
1.1.11 Copy stacker Max. 100 sheets (20-lb bond) * Okidata recommended paper
1.1.12 Scanning resolution Horizontal: 8 pel/mm Vertical: Transmission mode: 3.85 line/mm (STD) (200 x
100 LPI) 7.7 line/mm (FINE) (200 x 200 LPI) 15.4 line/mm (EX. FINE) (200 x 400 LPI) COPY mode: 7.7
line/mm (200 x 200 LPI)
1.1.13 Scanning method NA Letter (1728-bit) contact image sensor
1.1.14 Recording resolution Horizontal: 8 pel/mm Vertical: Variable: Automatically adjusted to the paper
length. STD mode: 3.85 to 5.06 line/mm FINE, COPY mode: 7.7 to 10.13 line/mm Fixed: 3.85 line/mm
(STD) 7.7 line/mm (FINE, COPY)
1.1.15 Recording method NA Letter size (1728-bit) LED print head
1.1.16 Minimum scan line time for receiving When receiving from OKIFAX: 0 ms When receiving from
non-OKIFAX: 10 ms at 3.85 line/mm 5 ms at 7.7 line/mm
1.1.17 Print speed Max. 4 sheets per minute (OKIFAX 1050) Max. 8 sheets per minute (OKIFAX
2350/2450)
1.1.18 Pre-heating time No pre-heating mode
1.1.19 Coding scheme Modified Huffman (MH) Modified READ (MR) Modified Modified READ (MMR)
1.1.20 Modem ITU-T Rec. V.29: 9600/7200 bps (OKIFAX 1050/2350/2450) ITU-T Rec. V.27 ter:
4800/2400 bps (OKIFAX 1050/2350/2450) ITU-T Rec. V.21 channel 2: 300 bps (OKIFAX
1050/2350/2450) ITU-T Rec. V.17: 14400/12000 bps (OKIFAX 2350/2450; option) ITU-T Rec. V.33:
14400/12000 bps (OKIFAX 2350/2450; option)
1.1.21 Transmission speed 9 sec. per sheet of ITU-T No. 1 sample document 6 sec. per sheet of ITU-T
No. 1 sample document
Note: This is Phase C time at STD/Resolution and 14400 bps for 6 sec. and 9600 bps for 9 sec. in MMR
code transmission.
1.1.22 Protocol ITU-T Rec. T.30 OKI special protocols: High-speed protocol
1.1.23 Error correction mode (ECM)
1.1.24 Communication mode Half duplex