Oki B721 Maintenance Manual

Oki Data CONFIDENTIAL
45487001TH Rev.1
1-5 /
1. Configuration
1.4 Specifications
Classifi-cation Item
Specication(s)
B721 B731/ES7131/MPS5501b
Dimension Width 435 mm
Depth 498 mm
Height 410 mm
Weight Approx. 27kg
Line length Line length A4 / Letter
Engine speed
(A4/LT)
Simplex 47 / 49 ppm 52 / 55 ppm
Warm-up time From power on: 25 seconds
(at room temperature 25°C, rated voltage)
From power save mode: 19 seconds
(at room temperature 25°C, rated voltage)
Low-noise mode Unavailable
Resolution LED head 1200dpi
Maximum input
resolution
1,200 × 1,200 dpi
Output resolution 1,200 × 1,200 dpi
600 × 600 dpi
Toner save mode Toner saving by decreasing brightness
CPU Core PPC464FP
RAM Resident 256 MB (768 MB max.)
ROM Program + font 64 MB
Classifi-cation Item
Specication(s)
B721 B731/ES7131/MPS5501b
Power
consump-tion
Power input 110 - 127 VAC (Range 99 - 140 VAC)
220 - 240 VAC (Range 198 - 264 VAC)
Off mode Less than 0.4 W (120 V model)
Less than 0.45 W (230 V model)
Sleep mode 1.5 W (no Wireless LAN Model)
3.9 W (Wireless LAN Model)
Power save mode 20 W (120 V model full option)
22 W (230 V model full option)
Idle 95 W
Typical operation 800 W 850 W
Peak 1,400 W
Operating
environ-ment
(tempera-
ture)
Operating 10°C to 32°C
Non-operating 0°C to 43°C, power off
Operating
environ-ment
(humidity)
Operating 20% to 80%,
maximum wet-bulb temperature: 25°C
Non-operating 10% to 90%,
maximum wet-bulb temperature: 26.8°C,
power-off

Oki B721 Specifications

General

Print Technology	LED
Resolution	1200 x 1200 dpi
Processor	533 MHz
Memory	256 MB
Connectivity	USB, Ethernet
Duplex Printing	Standard