Ricoh A151 User manual

A151/A152
OPERATING INSTRUCTIONS

INTRODUCTION
This copier is a desktop plain paper copier carefully manufactured to exacting
standards of high performance. It consistently yields high contrast copies with a
superior finish.
This manual contains detailed instructions on the operation and maintenance of
this copier. To get maximum versatility from this copier, all operators should
carefully read and follow the instructions in this manual. Please keep this
manual in a handy place near the machine.
Please read the next section before using this copier. It contains important
information related to USER SAFETY and PREVENTING EQUIPMENT PROB-
LEMS.
SAFETY INFORMATION
When using your copier, the following safety precautions should always be
followed.
Safety During Operation
In this manual, all safety messages are identified by the words "WARNING" and
"Caution". These words mean the following:
WARNING:
Important information to alert you to a situation that might cause serious
injury and damage to your property if instructions are not followed.
Caution:
Important information that tells how to prevent damage to equipment, or how to
avoid a situation that might cause minor injury.
WARNING:
p Since some parts of the copier are supplied with high electrical voltage,
touch only the parts specified in this manual.
p Do not modify or replace any parts other than the ones specified in this
manual.
p Do not incinerate toner or toner containers. Toner dust might ignite
when exposed to open flame.
p Do not store toner where it will be exposed to heat.
p Do not eat or swallow toner, and keep it out of reach of children.
p The fusing section can be very hot. Be careful when handling it.
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Caution:
p While copying, do not turn off the main switch.
p While copying, do not open the front cover.
p While copying, do not lift the platen cover, or the optional document feeder.
p While copying, do not unplug the power cord.
p Do not lay anything weighing more than 10 kg (22 lb) on the exposure glass.
p Do not place tools or other hard objects on the exposure glass.
p Keep corrosive liquids, such as acid, off the machine.
p Do not allow paper clips, staples, or other small metallic objects to fall inside
the machine.
General Safety Information
p Always turn the copier off when you have finished copying for the day, but
leave it plugged in.
p When the copier will not be used for a long period, disconnect the power
cord.
p If the copier must be transported by vehicle, please contact your service
representative.
p When the main switch is in the Stand-by position, the optional anticondensa-
tion heaters are on. In case of emergency, unplug the machine’s power cord.
p To disconnect the power source, the main plug must be pulled.
ii

INSTALLATION REQUIREMENTS
Copier Environment
The installation location should be carefully chosen because environmental
conditions greatly affect the performance of a copier.
Optimum Environmental Conditions
p Temperature: 10 - 30°C (50 - 86°F)
p Humidity: 15 - 90%
p A strong and level base.
p The copier must be level within 5 mm (0.2") both front to rear and left to
right.
p To avoid a possible build-up of ozone, make sure to locate this copier in a
large well ventilated room that has air turnover of more than 30 m3/hr/person.
Environments To Avoid
p Locations exposed to direct sunlight or strong light (more than 1,500 lux.)
p Locations directly exposed to cool air from an air conditioner or heated air
from a heater. (Sudden temperature changes might cause condensation
within the copier.)
p Places where the copier might be subjected to frequent strong vibration.
p Dusty areas.
p Areas with corrosive gases.
p Places higher than 2,000 m (6,500 ft) above sea level.
Power Connection
p Avoid multiwiring.
p Make sure that the wall outlet is near the copier and easily accessible.
p Make sure the plug is firmly inserted in the outlet.
p Voltage must not fluctuate more than 10%.
p Do not set anything on the power cord.
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Access To Copier
p Place the copier near the power source, providing clearance as shown.
USE AND STORAGE OF SUPPLIES
Copy Paper
p Copy paper of the types or in the conditions listed below are not recom-
mended for this copier.
•Folded, curled, creased, or damaged paper
•Torn paper
•Damp paper
•Perforated paper
•Paper with conductive or low electrical resistance such as
carbon or sliver coating.
•Wavy paper
p The following cannot be used in the paper tray. Use the bypass feed en-
trance. One sheet should be inserted into the bypass feed entrance at one
time.
•Post cards •Translucent paper •OHP sheets •Adhesive labels
p If multi-feeding occurs with recycled paper, fan the sheets, or feed them one
at a time using the bypass feed entrance.
p Do not touch copy paper if your fingers are wet or oily; finger prints may
appear on the copy.
Copier More than 60 cm
(23.6")
More than 10 cm (3.9")
More than
30 cm
(11.8")
More than 70 cm (27.6")
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Paper Storage
Paper should always be stored properly. Improperly stored paper might result in
poor image reproduction, creased copies, and paper misfeeds. Generally, avoid
curling and absorption of moisture.
p Avoid storing paper in humid areas. Under high temperature and high humid-
ity conditions, store paper in a vinyl bag.
p Do not store paper where it will be exposed to heat.
p Store on a flat surface.
p Use older stock first.
p Do not lay heavy objects on paper.
p Keep open reams of paper in the package, and store as you would un-
opened paper.
Toner Storage
p Store horizontally in a cool, dark place.
p Store toner cartridge flat.
p Never store toner where it will be exposed to heat.
p Do not lay heavy objects on toner cartridges.
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GUIDE TO COMPONENTS
System Overview
The type 2 copier can be equipped with an optional document feeder as shown:
p For more information about the document feeder, see page 19.
p Regarding the difference between type 1 and 2 operation panels, see pages 4 - 7.
GUIDE TO
COMPONENTS
Document Feeder (Type 2 only)
Copier
System Overview GUIDE TO COMPONENTS
1

Copier
OPERATION PANEL
Operator controls and indica-
tors are located here.
LEFT SCALE
Use to align origi-
nals on the expo-
sure glass.
EXPOSURE GLASS
Position originals here
for copying. PLATEN COVER
Lower this cover over
originals before copying.
KEY COUNTER
HOLDER
Insert the optional
key counter here.
Contact your service
representative.
BYPASS FEED
ENTRANCE
Use to feed pa-
per of a different
size than the
one already in
the paper tray.
BYPASS FEED GUIDES
Use to align paper in the by-
pass feed entrance.
GUIDE TO COMPONENTS Copier
2

GUIDE TO
COMPONENTS
FRONT COVER
Open to access the inside
of the copier. (To add
toner, remove a misfed pa-
per, etc.)
PAPER TRAY
The paper tray can hold 250
sheets of copy paper.
MAIN SWITCH
Switches the copier
between on and
stand-by conditions.
(stand-by = optional
anticondensation
heaters on)
COPY TRAY
Completed copies are deliv-
ered here.
Copier GUIDE TO COMPONENTS
3

Operation Panel
Type 1 Copy Counter
Displays the number of copies
entered. While copying, it shows
the number of copies made.
Displays codes that show the
copier’s condition. See page 32.
Energy Saver Indicator
See pages 8, 14, or 32.
Adding Toner
See page 17. Clearing Misfeeds
See page 24.
Auto Image Density Indicator
Lights when the copier is auto-
matically controlling image den-
sity. If this indicator blinks, see
page 34.
Manual Image Density Indicator
Shows the manually selected image
density. If this indicator blinks, refer
to page 34.
Manual Image Density Keys
Use to cancel the automatic image
density mode and manually select
the image density level.
Auto Image Density Key
Press to select/cancel
the automatic image den-
sity mode.
GUIDE TO COMPONENTS Operation Panel
4