iOptron CEM40 User Manual

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6. Maintenance and Servicing
6.1. Maintenance
Do not overload the mount. Do not drop the mount as this will damage the mount and / or
permanently degrade GoTo performance and tracking accuracy. Use a wet cloth to clean the mount and
hand controller. Do not use solvent.
The mount worm/gear meshing can be adjusted to accommodate payload or temperature changed.
Please refer to the instruction in Appendix.
The real time clock battery in the hand controller needs be replaced if it can’t keep the time after
power off the mount.
If your mount is not to be used for an extended period, dismount the OTAs and counterweight(s).
6.2. iOptron Customer Service
If you have any question concerning your CEM40 mount contact iOptron Customer Service
Department. Customer Service hours are from 9:00 AM to 5:00 PM, Eastern Time, Monday through Friday.
In the event that the CEM40 requires factory servicing or repairing, write or call iOptron Customer Service
Department first to receive a RMA# before returning the mount to the factory. Please provide details as to
the nature of the problem as well as your name, address, e-mail address, purchase information and daytime
telephone number. We have found that most problems can be resolved by e-mails or telephone calls, so
please contact iOptron first to avoid returning the mount for repair.
It is strongly suggested that to send technical questions to support@ioptron.com.
6.3. Product End of Life Disposal Instructions
This electronic product is subject to disposal and recycling regulations that vary by country
and region. It is your responsibility to recycle your electronic equipment per your local
environmental laws and regulations to ensure that it will be recycled in a manner that protects
human health and the environment. To find out where you can drop off your waste equipment
for recycling, please contact your local waste recycle/disposal service or the product
representative.
6.4. Battery Replacement and Disposal Instructions
Battery Disposal: Batteries contain chemicals that, if released, may affect the environment
and human health. Batteries should be collected separately for recycling, and recycled at a
local hazardous material disposal location adhering to your country and local government
regulations. To find out where you can drop off your waste battery for recycling, please
contact your local waste disposal service or the product representative.

iOptron CEM40 Specifications

General

Mount	Center-balanced Equatorial Mount (CEM)
Structure Material	All metal, CNC machined
Exterior finish	Anodized red/black
Level indicator	Level bubble
Dovetail saddle	8" Losmandy D & Vixen
Hand Controller	Go2Nova® HC, 212, 000 objects database, star recognition
Cable management	Yes
Tripod	LiteRoc 1.75" Stainless Steel(7kg), optional tri-pier
Max payload*	40 lb (18kg), exclude counterweight
Payload/Mount weight ratio	2.28:1
PEC	PPEC/Real time PEC
Tracking accuracy (PE)**	<±7.5 arcsec p-p (CEM40, CEM40G), or <0.3 arcsec RMS (CEM40EC)
Motor resolution	0.08 arc seconds
Slew speed	1×, 2×, 8×, 16×, 64×, 128×, 256×, 512×, MAX(~4.5°/sec)
Latitude adjustment range	0°~ 60° (special CW shaft mounting if <10° )
Azimuth adjustment range	± 6°
Operation temperature	-10°C ~ +40°C
Right Ascension worm wheel	Φ110mm, 216 teeth aluminum
Declination worm wheel	Φ110mm, 216 teeth aluminum
Counterweight shaft	Φ28X280 mm, Stainless Steel (1.2 kg)
Counterweight	11 lb (5 kg) X1
Motor drive	Precision stepper motor, 1.8º/128X micro-step
Meridian treatment	Stop (0-14° pass), auto flip
Power consumption	0.6A(Tracking), 0.9A(GOTO)
Power requirement	12V DC 5A
AC adapter	100V ~ 240V (included, indoor use only)
Polar Scope	Internal iPolarTM electronic polar scope
GPS	Yes
WIFI	External (optional)
Guiding scope/camera	Built in guiding scope and camera, iGuiderTM (CEM40G)
Autoguide port	ST-4
Communication port	USB Port (on mount)
PC computer control	Yes (ASCOM)
Warranty	Two year limited

Weight and Dimensions

Mount weight	17.4 lb (7.9kg)
Mount base size	Φ120 mm