SAFETY AND IMPORTANT WARNING ITEMS
SAFETY WARNINGS
[1] MODIFICATIONS NOT AUTHORIZED1. Advance Preparation for Safety Checks
BY Minolta CAUTION:
Minolta copiers are renowned for their high reliability. This(1) Wear clothing that facilitates work and is designed
reliability is achieved through high-quality design and a solidfor safety.
service network.(2) Carry out all procedures carefully to prevent injury.
(3) Be sure to disconnect the power cord of the copier
Photocopier design is a highly complicated and delicateand all optional equipment from the AC outlet.
process where numerous mechanical, physical, and electri-Simply turning off the power switch is not sufficient,
cal aspects have to be taken into consideration, with the aimbecause paper feed units or other electrical equip-
of arriving at proper tolerances and safety factors. For thisment may be powered also when the power switch is
reason, unauthorized modifications involve a high risk ofturned off.
degrading performance and safety. Such modifications are(4) Proceed with special care when performing opera-
therefore strictly prohibited. The points listed below are nottion checks or adjustment while the unit is powered.
exhaustive, but they illustrate the reasoning behind thisWhen carrying out operation checks or adjustment
policy.while external covers are removed, the risk of elec-
trical shock exists when touching parts which carry
PROHIBITED ACTIONS :high voltage or electrical charge. The risk of injury
(1) Using extension cables or a different power cordexists when touching moving parts such as gears or
than specified by Minolta.chains.
(2) Using other fuses than specified by Minolta. Safety
will not be assured, leading to a risk of fire and injury.2. Safety Checkpoints
(3) Disabling fuses or bridging fuse terminals with wire,
The following list is not exhaustive, but it includes actions
metal clips, solder or similar. (This applies also towhich must be carried out at every on-site service.
thermal fuses.)
CAUTION:
(4) Removing air filters (except for replacement).(1) Check external covers and the frame for sharp edges,
(5) Disabling relay functions (such as wedging paper
between relay contacts, etc.).burrs, or nicks.
(2) Check external covers and hinges for loosening or
(6) Disabling safety functions (interlocks, safety cir-
cuits, etc.). Safety will not be assured, leading to adamage.
(3) Check wiring for squeezing or damage.
risk of fire and injury.
(7) Performing actions to copier not described in the(4) Check power cord for insulation problems (conduc-
tor must not be exposed).
instruction manual or the service handbook.
(8) Using parts other than specified by Minolta.(5) Check power cord and cable ties etc. for loosening
from frame.
WARNING:
[2] CHECKPOINTS WHEN PERFORMING
(1) Verify that the copier is properly grounded. If a
ON-SITE SERVICEproblem is detected, establish a proper ground con-
Minolta copiers are extensively tested before shipping, tonection.
ensure that all applicable safety standards are met, in order(2) Connecting the ground lead to an improper point
to protect the customer and customer engineer from the risksuch as listed below results in a risk of explosion
of injury. However, in daily use, any electrical equipment mayand electric shock.
be subject to parts wear and eventual failure. In order toUnsuitable ground points:
maintain safety and reliability, the customer engineer must- Gas pipe
perform regular safety checks.- Lightning rod
- Telephone line ground
- Plastic water pipe or water pipe or faucet that has
not been approved by authorities for grounding
use
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ACEC
MINOLTA
