JMG Systems 627T Remote Transmitter type TX4A User Manual JMG TX

JMG Systems Ltd Remote Transmitter type TX4A JMG TX

User Manual

JMG Systems Ltd68A Derry Road, Omagh, Co. Tyrone, N. Ireland, BT78 5EDTel: +44 (0)28 8224 4131Fax: +44 (0)28 8225 2686e-mail: info@jmgsystems.co.ukUSER MANUAL FOR REMOTE CONTROL TRANSMITTERModel TX4AJMG TX user manual.DOC Page 1 of 211 May 2002FCC Compliance FCC ID: QBZ627TThis device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) this device may notcause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesiredoperation.CAUTION:Changes or modifications not expressly approved by JMG Systems Limited could void the user's authority to operate thisequipment.General DescriptionThe Model TX4A Remote Control Transmitter is a small, handheld, battery powered,914.5MHz radio transmitter unit which permits the remote control of four separateauxiliary functions in quarry and other heavy machinery.Front and rear views of the Model TX4A Remote Control Transmitter are shown inthe photographs on the right and below.There are 5 operating buttons, labelled 1, 2, 3, 4, ON, and an LED (light emittingdiode) indicator on the front face of the unit. Buttons 1 to 4 are transmit buttons. Aspecial feature of the Model TX4A is the ON safety button. The purpose of the ONbutton and the 2 minute timeout sequence is to minimise the risk of accidentaltransmissions when, e.g., the unit is being carried in the user's pocket.The rear face of the unit is fitted with a belt clip and the battery compartment lid.SafetyTHIS UNIT MUST ONLY BE OPERATED BY AUTHORISED PERSONNEL. THESAFETY PROCEDURES RELEVANT TO THE MACHINERY BEINGCONTROLLED MUST BE OBSERVED. PRIOR TO EACH TRANSMISSION THEOPERATOR MUST HAVE CLEAR VISUAL SIGHT OF THE ITEM TO BECONTROLLED.OperationPress the ON button twice to enable the transmit buttons.(Note - The interval between the two presses must be less than 2 seconds).The LED will flash once to indicate that the transmit buttons are active.If no transmit button is pressed during an ON period of 2 minutes (approximately), thetransmit buttons are automatically inhibited.Pressing a transmit button restarts the 2 minute timeout.The LED repetitively flashes whilst a transmit button is pressed
JMG Systems Ltd68A Derry Road, Omagh, Co. Tyrone, N. Ireland, BT78 5EDTel: +44 (0)28 8224 4131Fax: +44 (0)28 8225 2686e-mail: info@jmgsystems.co.ukUSER MANUAL FOR REMOTE CONTROL TRANSMITTERModel TX4AJMG TX user manual.DOC Page 2 of 211 May 2002BatteriesThe unit is powered by two 1.5 volt AAA size Alkaline batteries.With normal usage, the batteries would be expected to last in excess of 8 months.The brightness of the LED whilst transmitting provides an indication as to the state of thebatteries. If the LED appears very dim, the batteries should be replaced.To replace the batteries:-1 Undo the 3mm screw securing the battery compartment lid.2 Remove the lid by raising at the end adjacent to the belt clip.3 Remove the exhausted batteries.4 Fit two new AAA size Alkaline batteries taking special care to ensure that thebattery + polarity symbols align with the + marks embossed in the base of thebattery compartment.5 Refit lid by engaging the small catches at the bottom edge of the lid with the slotson the lower edge of the battery compartment and then fold the lid towards the beltclip. Insert 3mm screw and secure.WarrantyJMG Systems warrants that this instrument will be free from defects and faulty workmanship for a period of one year fromdate of first purchase. JMG Systems sole responsibility and buyer’s exclusive remedy shall be the repair, or if we deem itnecessary, the replacement of all or part thereof at JMG Systems option.This warranty does not cover any faults or defects caused by accident, misuse, fair wear and tear, neglect, tamperingwith the equipment, or any attempt at adjustment or repair other than by JMG Systems.In no event shall JMG Systems, or its agents or distributors, be liable for any direct, indirect, incidental or consequentialdamages arising out of customer’s purchase or use of this product, even if JMG Systems has advance notice of thepossibility of such damage.Defective products should be returned, freight prepaid, with a full description of the defect to your supplier or JMGSystems at the address below. JMG Systems Ltd68A Derry Road,Omagh,Co. Tyrone,UKBT78 5ED

Navigation menu