iOptron CEM40EC User manual
1
iOptron Corp. | 6E Gill Street | Woburn, MA 01801 USA | (781) 569-0200 | www.iOptron.com
QuickStartGuide
CEM40™Center‐balancedGoToEquatorialMount
Models:CEM40(#7400Aseries)&CEM40EC(#7400ECAseries)
PACKAGECONTENTS1
Mounthead–withiPolarTMelectronicPolarScope
HandController(HC)–Go2Nova®8407+
Counterweight–10lbs(4.5kg)
Stainlesssteelcounterweightshaft
GPSmodule
RJ11coiledcables,x2
RS232‐RJ9serialcable
USBcable
ACadapter–100‐240V(DCoutput12V/5A)
Alignmentpeg(locatedinmountheadpackage)
1.5”tripodandAccessoryTray(traylocatedinmountheadpackage)
Hardcase(for7400ECA,optionalfor7400A)
QuickStartGuide(thisdocument)
ONLINERESOURCES(atwww.iOptron.com,underSupport)
User’sManual
Handcontrollerandmountfirmwareupgrades(checkonlineforthelatestversion)
ASCOMandCommanderforcomputercontrol
1Thedesign,contentsandpackagingmaychangefromtimetotimewithoutnotice.
2
iOptron Corp. | 6E Gill Street | Woburn, MA 01801 USA | (781) 569-0200 | www.iOptron.com
STOP!!! CarefullyreadthisGuideBEFOREsettingupandusingtheequipment!
Worm/geardamagesduetoimproperusesarenotcoveredbywarranty.
WARNING:NeverdisengageGearSwitcheswithoutholdingthemountfirmly!Failtodoso
mayresultinpersonalinjuriesand/orequipmentdamages.
1. Removemountheadfrompackage: Themount
headisshippedwiththeR.A.GearSwitchunlockedto
protecttheworm/gearsystem.TurntheGearSwitch
90°tolocktheR.A.gearsystembeforeremovingit
fromthebox.
2. SetupTripod:Thetripodtopis120mmindiameter
with 2x M6 holes 103 mm apart for mounting. Two
additional M6 holes are for the Alignment Peg (the
one right next to one of the legs is for uses at high
latitudes;the otherone is for usesat lowlatitudes).
Thread the Alignment Peg into the correct M6 hole.
InserttheAccessoryTraythroughthecenterrodand
secure the setup by tightening Locking Knob from
uderneath.
Set up Mount Head: Retract the 2x Azimuth (Azi)
Adjustment Screws from both sides to leave ample
space for the alignment peg to fit in between the 2
Azi Adjustment Screws. Removethe2xAziLocking
Screws,withwashers,fromthemountbase.Secure
themountheadbytighteningtheAziLockingScrews
intotheM6holesonthetripod.AnAllenwrenchis
includedforconvenience.
Levelthemountbyadjustingthetripodlegs.Usethe
build‐inBubbleLevelIndicatororanexternalleveler
forthispurpose.
3. AdjustLatitude:Withoutanypayload,slightlyloosen
the 4x Latitude Locking Screws. Use the Latitude
AdjustmentKnobtosetthecorrectlatitudevalue,as
displayed in the Latitude Mark Window. Insert the
Allen wrench into the Latitude Adjustment Knob for
moreturningtorque.
Allen wrench
Lat. Lock Screw
Lat. Adj. Knob
Lat. Mark
Azi. Adj. Screw
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iOptron Corp. | 6E Gill Street | Woburn, MA 01801 USA | (781) 569-0200 | www.iOptron.com
Twolatituderanges,0~35°and25~60°,canbesetup
for the mount head. To change the latitude range
fromonetotheother,boththeLatitudePositionBolt
andtheLatitudeLockingScrewsneedtobemovedto
thecorrectlocations(seephotosbelow).
Loosen the Latitude Locking Screws just enough to
adjustthelatitudesettingto30°.MovetheLatitude
LockingScrewswithwashers(oneoneachside)to
thenewlocationsrevealed,donottightenthemjust
yet.
Unthread and remove the Position Bolt to its new
location.AdjusttheLatitudeAdjustmentKnobwhile
holding the brass eyebolt until it lines up with the
PositionBolt.SecuretheLatitudePositionBolt.
4. Install Counterweight (CW) Shaft: Thread the CW
shaft into the CW shaft mounting house. For low
latitudes (<10°), a special CW mounting house is
needed.(ContactiOptronformoreinformation)
5. Install Counterweight(s): Before putting on CW,
makesurethe mount isat its zeroposition, i.e., CW
shaftpointstotheground.DisengagetheR.A.Gear
Switch to set the R.A. axis free before loading the
CW.RemovetheCWSafetyCapattheendofCW
Shaft. Glide the CW over the shaft with the larger
hole opening facing down. Tighten the CW Locking
Screwto hold theCW inplace. Place theSafety Cap
backontotheshaft.MovetheCWtothebottomof
theshaftandtightentheCWlockingScrew.
You may need more CW for heavier payloads, or a
smallerCWforlighterscopes.
6. Install Telescope: CEM40 is equipped with a 5”
iOptronUniversalSaddle.ItcanreceiveeitheraVixen
oraLosmandy‐Dplatebyflippingbothlockingsides.
This unique adjustable dovetail saddle enables
centeringthescopetothecenterofthesaddle.
The following graphics show how to change the
dovetailsaddletofiteitherVixenorLosmandyplate.
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
lengthsandmustswaplocation.
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 injuries and/or
equipmentdamages.
Set the mount at Zero Position. Disengage both RA
and DEC gear switches and move the mount to
horizontalpositiontocheckbalance.ReturntoZero
Position for balance adjustment. Balance the DEC
axis by moving the scope with accessories back and
forth in the mount saddle or within the scope
mountingrings.BalancetheassemblyinR.A.axisby
movingCWalongitsshaft.Repeattheprocessuntil
bothDECandRAaxesarebalanced.
CAUTION:ThebalancingprocessMUSTbedonewith
Gear Switch at the total ddisengaged position!
Otherwiseitmightdamagethewormsystem.
Return the mount to Zero Position after balancing
andengagegearswitches.
8. ConnectingCables:Plugina12VDCpowersupplyto
theDC12VPOWERsocket.ConnecttheGo2Nova
®
8407HandController to the HBXportonthemount
sidepanel.
Plug GPS module into the iPORT with coiled cable.
Whenpoweringon,GPSONsignshouldbedisplayed
attheupperrightcornerofthehandcontroller.
YoumaydisconnecttheGPSmoduleafteritpicksup
satellitessignalsanddisplaysGPSOK.(Ittakesabout
1to2minutesinnormalconditions).
9. Polar Alignment: CEM40 & CEM40EC are equipped
with an iPolarTM electronic polar scope. To perform
polar alignment, please refer to CEM40 User’s
Manual, or iPolar Operation Manual from iOptron’s
website,orstepsbrieflyoutlinedbelow:
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iOptron Corp. | 6E Gill Street | Woburn, MA 01801 USA | (781) 569-0200 | www.iOptron.com
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, or use
softwaretoassistalignment.
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. SetController:PresstheMENUbutton;thenSettings
=>SetTimeandSite.
Before GPS picks up signals (before displaying GPS
OK),checkforDaylight SavingTimeusingarrowkey
to toggle between YandN.Enterthetimezone
offsettotheUTC;forexamples:
Bostonis“UTC‐300minutes”
LosAngelesis“UTC‐480minutes”
Romeis“UTC+060minutes”
Sydneyis“UTC+600minutes”
WaitingforthemounttopickuptheGPS(you’llhear
beep). If the GPS is “OK’d” during setup, just power
cyclethemount.DoublechecktheHCdisplayandit
shouldshowcorrectlocaltime.
[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
case GPS cannot receive enough satellites signals or
GPS malfunctions. “W/E” = western/eastern
hemisphere;“N/S”=northern/southernhemisphere.
Use arrow and number keys to enter location and
timeinformation.]
12. Set Zero Position:The Set Zero Positioncommand
registers the current position as zero position. So
beforeregistering,themountshouldbephysicallyset
atZeroPositioneithermanuallyorslewedbyhand
controller. The Zero Position is defined as the
telescope being on top of the mount head and
pointingtoNorthPole,withCWshaftpointingtothe
ground.Toregister,pressMENU=>ZeroPosition=>
SetZeroPosition.PressENTERtoconfirm.Onecan
also use MENU=>Zero Position=>Search Zero
PositiontosetthezeroPosition.
13. One Star Alignment:PerformOne Star Alignto
correct the Zero Position discrepancy and improve
GOTOaccuracy.RefertoUser’sManualformore
detailsaboutimprovingGOTOaccuracy.
14. GotoanObject:ThemountisnowreadyforGOTO
andtrackingtargets.PressMENU,selectandENTER
Select and Slew.Selectacategory(e.g.,Solar
System), then select an object of interest (e.g.,
Moon).PressENTER and the telescope will slew to
theobjectandautomaticallystarttracking.
15. Sync to Target: Iftheobjectisnotinthecenterof
the eyepiece, use this function to center and
synchronize the object to improve local GOTO
accuracy.PressMENUandselectandENTERSyncto
Target. Follow the on‐screen instruction to perform
thesync.
[TIP:Afterslewingtoanobject,alistofnearbybright
object(s)canbedisplayedbypressingthe?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.
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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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1
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