MRC-921 MircoBaseUser’s Guide
Safety information 2Using the radioThe FCC with its action in General Docket 79-144,March 13, 1985, has adopted a safety standardfor human exposure to
Disposing of nickel-cadmium batteriesNickel-cadmium batteries contain chemically activematerials that are hazardous to the environment;therefore, they
Scope of the manual 3This manual provides general information on theMRC-921 MicroBase’s parts, features, andaccessories. It also explains how to opera
Overview of the MRC-921 MicroBase 4Figure 1 shows a typical MRC-921MicroBase system.The MRC-921 MicroBase is a communication cradlethat allows a wirel
Getting started 5Unpacking the MRC-921Any additional accessories areshipped in separate boxes with theirown manuals.Each shipping box contains•an MRC-
Supplying power to the MRC-921Equipment required:• A 12-volt, 800-mA power packTo use the unit outside of the U.S. orCanada, you need a power packdesi
Parts 6Figures 2 and 3 on the following pages show anddescribe the external parts of the MRC-921MicroBase. The part listed below is internal and,there
1. An external antenna can be ordered toexpand the coverage of the cradle’sMicroRadio. Coverage increases from50 ft (15.2 m) with a standard internal
1.This RJ-41 serial port connects the MRC-921via cable to a host’s RS-232 serial port forcommunication or configuration. Refer tothe MRC-921 Technical
Recharging battery packs 7! Use the MRC-921 to recharge onlyPTC-921 battery packs.Follow the instructions in this section to use theMRC-921 as a batte
2On December 1, 2000 Symbol Technologies, Inc. completed the purchase of Telxon Corporation. References made throughout this document to "Telxon
If the PTC bay was ordered as a trickle charger,the battery pack in the PTC will take 12 to 16hours to charge.If the PTC bay is a trickle charger, its
Connecting the MRC-921 to a host 8The MRC-921 MicroBase can communicate with avariety of host devices, such as personal computersand point-of-sale (PO
Configuring the MRC-921 9Before the MRC-921 MicroBase can send data fromthe wireless scanner (PTC-921) to the host, the cradlemust be properly configu
Communicating data 10After the MRC-921 has been connected to the hostand properly configured, communication usuallyfollows this general pattern:1.All
Maintaining the MRC-921 11The MRC-921 is well constructed and durable;however, it is a precision electronic device and mustbe treated as such. Follow
Storing the MRC-921• Do not store the MRC-921 in temperatures below−20 degrees F (−29 degrees C) or above 140 degreesF (60 degrees C).• Do not store t
Troubleshooting 12LEDs remain on after the power-on self test•Remove the spare battery pack and PTC, ifpresent, from the MRC-921. Unplug the powerpack
Both LEDs for the PTC are blinking• Make sure the PTC is installed correctly in its bay.•Exchange the battery pack in the PTC-921 with thespare batter
The green LED for the PTC never lightsIf the PTC bay was ordered as atrickle charger, the green LED willnever light. This is normal.• Call your Telxon
Appendix ASpecificationsCommunicationHost interfaces DB-9 serial port: Built-in one- or two-way 9-pinRS-232 port, up to 38.4K bpsasync RJ-41 serial
MRC-921 MicroBaseUser’s Guide
Depth: 3 in/7.6 cmWeight: 10.5 oz/.3 kgRadioType: MicroRadioOperating frequency: 902.5 to 927.5 MHzAntenna: Internal (standard) orexternal (optional)R
Appendix BHardware part numbersThe following table lists part numbers for orderingthe MRC-921 MicroBase and accessories.Item Part numberMRC-921 MicroB
GlossaryasynchronoustransmissionA transmission with variable time intervals betweensuccessive data characters. In asynchronouscommunication, each data
signals Electronic impulses that transmit data from onedevice to another.two-waycommunicationExchange of information between two devices. Aftereach bl
IndexAAccessories, 12part numbers, 29AntennaSee External antennaSee Internal antennaBBattery packSee Nickel-cadmium battery packCCables, 19, 29Capacit
LLEDsinterpretation table, 18PTC, 13, 15, 24-26remain on after power-on self test, 24RF, 15Serial, 15spare battery pack, 13, 15, 24-26MMaintaining the
RRadiosafety information, 8specifications, 28Recharging battery packs, 17-18RegulationsDOC statement, 7FCC regulations, 6FCC statement, 6Related publi
Telxon Corporation/3330 West Market Street, Akron, Ohio 44334/216-867-3700/800-800-8001Part No. 18467-701-01 Printed in U.S.A.
MRC-921 MicroBaseUser’s GuidePart Number: 18467-701-01Release Date: 4/19/95
Telxon is a registered trademark of TelxonCorporation.The information contained in this manual is subjectto change without notice.Telxon Corporation s
ContentsRegulations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6FCC statement . . . . . . . . .
Configuring the MRC-921 . . . . . . . . . . . . . . . . . . . . . . . . 20Communicating data . . . . . . . . . . .
Regulations 1FCC statementThis equipment has been tested and found to complywith the limits for a Class A digital device, pursuantto Part 15 of the Fe
DOC statementThis digital apparatus does not exceed the Class Alimits for radio noise emissions from digitalapparatus as outlined in the Radio Interfe
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