Sharp AR-121E, Service Manual

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[1] GENERAL
1. General
This model is a digital personal copier produced with key words
of “Comfort able copy, Clear copy, Easy copy” providing high
copy performances and copy productivity.
2. Target User Copy Volume: Monthly
Average
Copies: 300
∼
600 (Max. 800)
Prints: 300
∼
600 (Max. 800)
3. Main features
(1) High-speed laser copying
●
Since warm-up time is zero, copying can be started imme-
diately after the power switch is turned on.
●
First-copy time is only 9.6 seconds (normal mode).
●
Copying speed is 10 copies/min., which adapts to business
use, allowing improvement of working efficiency.
(2) High-quality digital image
●
High-quality image copying at 600 dpi can be performed.
●
In addition to the automatic exposure mode, the manual ex-
posure can be adjusted in five steps.
●
The photo mode copying function allows clear copying of
delicate halftone original images such as monochrome
photos and color photos.
(3) Substantial copying functions
●
Zoom copying from 50% to 200% in 1% increments can be
performed.
●
Continuous copying of maximum 99 sheets can also be per-
formed.
●
Toner save mode reduces toner consumption by ap-
proximately 10%.
●
User programs allow setting/modification of functions for
customer’s needs.
4. Environmental
The environmental conditions for assuring the copy quality and
the machine operations are as follows:
(1) Normal operating condition
Temperature:20˚C~25
Humidity:65
±
5%RH
(2) Acceptable operating condition
(3) Optical condition
(4) Supply storage condition
Humidity (RH)
85%
60%
20%
10˚C 30˚C 35˚C
Humidity (RH)
90%
60%
15%
–25˚C 30˚C 40˚C
Humidity (RH)
90%
20%
–5˚C 45˚C
AL-1000/1010
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