iOptron CEM40 User manual
1
iOptron Corp. | 6E Gill Street | Woburn, MA 01801 USA | (781) 569-0200 | www.iOptron.com
QuickStartGuide
CEM40™Center‐BalancedGoToEquatorialMount
Models:#7400A(CEM40),#7400ECA(CEM40EC)
PACKAGECONTENTS1
Telescopemount–withiPolarTMelectronicPolarScope
Handcontroller(HC)–Go2Nova®8407+
Counterweight–10lbsX1(4.5kg)
Stainlesssteelcounterweightshaft
GPSmodule
RJ11coiledcableX2
RS232‐RJ9serialcable
USBcable
ACadapter–100‐240V(DCoutput12V/5A)
Alignmentpeg(locatedinmountpackage)
1.5”tripodandaccessorytray(traylocatedinmountpackage)
Hardcase(for7400ECA,optionalfor7400A)
QuickStartGuide(thisdocument)
ONLINERESOURCES(atwww.iOptron.com,under“Support”)
User’sManual
Handcontrollerandmountfirmwareupgrades(checkonlineforthelatestversion)
ASCOMandCommanderforcomputercontrol
1Thedesign,contentsandpackagingmaychangefromtimetotimewithoutnotice.
2
iOptron Corp. | 6E Gill Street | Woburn, MA 01801 USA | (781) 569-0200 | www.iOptron.com
STOP!!! ReadtheInstructionBEFOREsettingupandusingthemount!Worm/gearsystem
damageduetoimproperlyusewillnotbecoveredbywarranty.
WARNING:NeverdisengagetheGearSwitcheswithoutholdingthemountfirmly!Personal
injuryand/orequipmentdamagemayhappen.
1. Removethemountfromthepackage:Themountis
shipped with R.A. Gear Switch unlocked to protect
the worm/gear system. TurntheGearSwitch90°to
locktheR.A.gearsystem.
2. TripodSetUp: The tripod top is 120 mm diameter
with two M6 threaded holes 103 mm apart for
lockingthemount.TwootherM6threadedholesare
forAlignmentPeg(theoneatnorth(south)legisfor
normallatitudeuse,whiletheotherbetweentwo
legsforlowlatitude).ThreadtheAlignmentPegonto
thetripodhead.InserttheAccessoryTraytothe
centerrodandsecuretheTrayandtightenthetripod
withtheLockingKnob.
Attach the Mount: Back out both Azimuth
Adjustment Knobs to allow enough clearance inside
thechamberforalignment peg.Positionthe mount
on the tripod head with the Alignment Peg in
betweenthe 2Azimuth AdjustmentKnobs. Remove
two Azimuth Locking Screws with washers from the
mount base. Secure the mount head by tightening
AzimuthLockingScrews.AnAllenwrenchisincluded
foryourconvenience.
Levelthemountbyadjustingindividuallegs.Youmay
usethebuild‐inBubbleLevelIndicatororanexternal
leveltocheckleveling.
3. AdjustLatitude:Slightlyrelease4XLatitudeLocking
Screws.TurntheLatitudeAdjustmentKnobtoset
your current latitude, which is displayed in Latitude
Mark Window. Insert the Allen wrench into the
Latitude Adjustment Knob if more turning force is
needed.Alwayssetthelatitudewithoutload.
Allen wrench
Lat. Lock Screw
Lat. Adj. Knob
Lat. Mark
Azi. Adj. Screw
3
iOptron Corp. | 6E Gill Street | Woburn, MA 01801 USA | (781) 569-0200 | www.iOptron.com
Themountcanbesetat0~35°(lowlatitude)or25°~
60° (high latitude). To change the latitude setting
from low to high, Latitude Position Bolt should be
moved from 0~35° to 25~60° position, so as the
LatitudeLockingscrews.
Slightly release Latitude Locking Screws and adjust
the mount to 30 degree to show high latitude
positionholes.
RemovethefrontLatitudeLockingScrewsand
washers(oneoneachside)andthreadthemintohigh
latitude position holes without tightening. Unthread
andremovetheLatitudePositionBolt.
MovethePositionBolttoupperthreadedholesfor
high latitude (25°~60°). Adjust the Latitude
AdjustmentKnobwhileholdthebrasseyeboltuntilit
is aligned to the Position Bolt. Insert and secure the
LatitudePositionBolt.
4. Install the Counterweight (CW) Shaft: Remove the
CW shaft from the package and thread into the CW
shaftmountinghouse.
Forlowlatitude(<10°),aspecialCWmountinghouse
isneeded.
5. Install Counterweight(s): Before CW is installed,
makesurethemountisatzeroposition,i.e.,CW
shaftpointstothe ground.Disengage the R.A. Gear
Switch to set the R.A. axis free before loading the
CW.RemovetheCWSafetyCapattheendofCW
Shaft. Guide the CW over the shaft with large
opening side facing down. Tighten the CW Locking
Screwto hold theCW inplace. Place theSafety Cap
backonto theshaft.Move theCWto the bottom of
theCWshaftandtightentheCWlockingScrew.
YoumayneedmoreCWforheavierpayload,or
smallersizeCWforlighterscope.
6. Install Telescope: CEM40 is equipped with a 5”
iOptron Universal Saddle. It can be set to receive
Vixen or Losmandy‐D plate by flipping both locking
sides. The center of the dovetail saddle can be
adjustedtoensurethatthescopeisatthecenterof
thedovetailsaddle.
Thefollowingpicturesshowhowtochangethe
dovetailsaddlefromVixentoLosmandy.
Position Bolt
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iOptron Corp. | 6E Gill Street | Woburn, MA 01801 USA | (781) 569-0200 | www.iOptron.com
Please Note that two sets of screws have different
lengths.
7. BalancingthePayload:Afterattachingthescopeand
accessories, the mount head assembly must be
balanced in both DEC and RA axes to ensure
minimumstressesonthemountdrivingmechanism.
CAUTION:Thetelescopemayswingfreelywhenthe
R.A.orDECGearSwitchisdisengaged.Alwayshold
onto themount and/ortelescope assembly before
releasing the Gear Switches to prevent it from
swinging, which can cause personal injury and/or
equipmentdamage.
Set the mount at Zero Position. Disengage both RA
and DEC gear switches and move the mount to
horizontal position to check balance. Return to Zero
Positionforbalanceadjustment.BalancetheDECaxis
bymovingthescopewithaccessoriesbackandforth
in the mount saddle or within the scope mounting
rings.BalancetheassemblyinR.A.axisbymovingCW
alongitsshaft.RepeattheprocessuntilbothDECand
RAaxesarebalanced.
CAUTION:ThebalancingprocessMUSTbedonewith
GearSwitchatthetotaldisengageposition!
Otherwiseitmightdamagethewormsystem.
Return the mount to Zero Position after balancing
andengagegearswitches.
8. ConnectingCables:Plugina12VDCpowersupplyto
theDC12VPOWERsocket.ConnecttheGo2Nova
®
8407HandControllertotheHBXportonthemount
sidepanel.
Plug GPS module into the iPORT with coiled cable.
Whenpoweron,GPSONsignshouldbedisplayedat
theupperrightcornerofthehandcontroller.
You may disconnect the GPS module after it picked
up satellites signal and the display changed to GPS
OK. (It takes about 1 to 2 minutes in normal
condition).
9. Polar Alignment: CEM40 & CEM40EC are equipped
with an iPolarTM electronic polar scope. To perform
polar alignment, please refer to CEM40 full
5
iOptron Corp. | 6E Gill Street | Woburn, MA 01801 USA | (781) 569-0200 | www.iOptron.com
instructionmanual,oriPolarOperationmanualfrom
iOptronwebsite,orabrief:
Download and install iPolar Software (first
timeuse)
ConnectaUSBcablebetweentheiPolarport
onthemountandacomputerUSBport
Calibrate the iPolar Rotation Center (first
timeuse)
Click Connect and start polar alignment by
followingonscreeninstructions
For the mount without polar scope, please refer to
full manual for Bright Star Alignment,orusea
softwareassistantalignment.
For the mount with an AccuAlignTMopticalpolar
scope, please refer to full manual for Quick Polar
Alignment.
10. Manual Operation: The mount can now be used to
observeastronomicalobjectswiththeHC.Usearrow
keys (►, ◄, ▼,and▲)topointthetelescopeto
desiredobjects.Usethenumberkeystochangethe
slewing speed. Press the STOP/0buttontostartor
stoptracking.
11. Set Controller: Press the MENU button; then
“Settings”=>“SetTimeandSite”.
Before GPS pickup the signal (GPS OK), check for
Daylight Saving Time using arrow key to toggle
between“Y”and”N”. Enterthetimezoneoffsetto
theUTC;forexamples:
Bostonis“UTC‐300minutes”
LosAngelesis“UTC‐480minutes”
Romeis“UTC+060minutes”
Sydneyis“UTC+600minutes”
WaitingforthemounttopickuptheGPS(you’llhear
beep).IftheGPSOKedduringsetup,justpowercycle
themount.DoublechecktheHCdisplayanditshould
showcorrectlocaltime.
[TIPS: All time zones in N. America are “UTC ‐XXX
minutes”.Latitudeandlongitudecoordinatescanbe
obtained from GPS‐equipped devices (navigator,
phone), or from internet and entered manually, in
caseGPScan’tconnecttosatellitesorGPS
malfunctioning. “W/E” = western/eastern
hemisphere;“N/S”=northern/southernhemisphere.
Use arrow and number keys to enter location
informationandcurrenttime.]
12. Set Zero Position:The Set Zero Positioncommand
registers the current position as zero position. So
beforeregister,themountshouldbephysicallysetat
Zero Position either manually or slewed by hand
controller, i.e. telescope on top of the mount and
pointingtoNorthPolewithCWshaftpointingtothe
ground. To register, press MENU=>“Zero Position”
=>“Set Zero Position”.PressENTERtoconfirm.One
can also using MENU => “Zero Position” => “Search
ZeroPosition”tosetthezeroPosition.
13. One Star Alignment:PerformOne Star Alignto
correct the Zero Position discrepancy and improve
GOTO accuracy. Refer to the full User’s Manual for
moredetailsofimprovingGOTOaccuracy.
14. GotoanObject:ThemountisnowreadyforGOTO
andtrackingtargets.PressMENU,selectandENTER
“SelectandSlew”.Selectacategory(forexample,
“SolarSystem”),thenselectanobjectofinterest(for
example, “Moon”). Press ENTERandthetelescope
will slew to the object and automatically start
tracking.
15. Sync to Target: Iftheobjectisnotinthecenterof
the eyepiece, use this function to center and
synchronize the object to improve local GOTO
accuracy.PressMENUandselectandENTER“Syncto
Target”.Followtheonscreeninstructiontoperform
thesync.
[TIP:Afterslewingtoanobject,alistofnearbybright
object(s)canbedisplayedbypressing“?”button.]
16. Putthemountbackintothepackage/carryingcase:
It is recommended to return the mount to Zero
Positionattheendoftheobservingsession.Laythe
mount into the carrying case. Disengage the gear
systemfortransportation.
support.
6
iOptron Corp. | 6E Gill Street | Woburn, MA 01801 USA | (781) 569-0200 | www.iOptron.com
IOPTRON TWO YEAR TELESCOPE, MOUNT, AND CONTROLLER WARRANTY
A. iOptron warrants your telescope, mount, or controller to be free from defects in materials and workmanship for two years. iOptron will
repair or replace such product or part which, upon inspection by iOptron, is found to be defective in materials or workmanship. As a
condition to the obligation of iOptron to repair or replace such product, the product must be returned to iOptron together with proof-of-
purchase satisfactory to iOptron.
B. The Proper Return Merchant Authorization Number must be obtained from iOptron in advance of return. Contact iOptron at
1.781.569.0200 or [email protected] to receive the RMA number to be displayed on the outside of your shipping container.
All returns must be accompanied by a written statement stating the name, address, and daytime telephone number of the owner,
together with a brief description of any claimed defects. Parts or product for which replacement is made shall become the property of
iOptron.
The customer shall be responsible for all costs, such as transportation, insurance and fees, both to and from the factory of iOptron, and
shall be required to prepay such costs.
iOptron shall use reasonable efforts to repair or replace any telescope, mount, or controller covered by this warranty within thirty days of
receipt. In the event repair or replacement shall require more than thirty days, iOptron shall notify the customer accordingly. iOptron
reserves the right to replace any product which has been discontinued from its product line with a new product of comparable value and
function.
This warranty shall be void and of no force of effect in the event a covered product has been modified in design or function, or
subjected to abuse, misuse, mishandling or unauthorized repair. Further, product malfunction or deterioration due to normal wear is not
covered by this warranty.
IOPTRON DISCLAIMS ANY WARRANTIES, EXPRESS OR IMPLIED, WHETHER OF MERCHANTABILITY OF FITNESS FOR A
PARTICULAR USE, EXCEPT AS EXPRESSLY SET FORTH HERE. THE SOLE OBLIGATION OF IOPTRON UNDER THIS LIMITED
WARRANTY SHALL BE TO REPAIR OR REPLACE THE COVERED PRODUCT, IN ACCORDANCE WITH THE TERMS SET FORTH
HERE. IOPTRON EXPRESSLY DISCLAIMS ANY LOST PROFITS, GENERAL, SPECIAL, INDIRECT OR CONSEQUENTIAL
DAMAGES WHICH MAY RESULT FROM BREACH OF ANY WARRANTY, OR ARISING OUT OF THE USE OR INABILITY TO USE
ANY IOPTRON PRODUCT. ANY WARRANTIES WHICH ARE IMPLIED AND WHICH CANNOT BE DISCLAIMED SHALL BE LIMITED
IN DURATION TO A TERM OF TWO YEARS FROM THE DATE OF ORIGINAL RETAIL PURCHASE.
Some states do not allow the exclusion or limitation of incidental or consequential damages or limitation on how long an implied
warranty lasts, so the above limitations and exclusions may not apply to you.
This warranty gives you specific legal rights, and you may also have other rights which vary from state to state.
iOptron reserves the right to modify or discontinue, without prior notice to you, any model or style telescope.
If warranty problems arise, or if you need assistance in using your telescope, mount, or controller contact:
iOptron Corporation
Customer Service Department
6F Gill Street
Woburn, MA 01801
www.ioptron.com
Tel. (781)569-0200
Fax. (781)935-2860
Monday-Friday 9AM-5PM EST
NOTE: This warranty is valid to U.S.A. and Canadian customers who have purchased this product from an authorized iOptron dealer in
the U.S.A. or Canada or directly from iOptron. Warranty outside the U.S.A. and Canada is valid only to customers who purchased from
an iOptron Distributor or Authorized iOptron Dealer in the specific country. Please contact them for any warranty.
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