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14

TROUBLESHOOTING

Problem

Reasons

Solutions

No

Position

output

but

timer

is

counting

Weak or no GPS signal
can be received at the
place of MMF GPS unit

Connect

an

external

antenna to MMF GPS and
place the antenna under a
open

space,

then,

press

'Reset'

At outdoor space but GPS
signal

is

blocked

by

building or car roof

To try again, go to outdoor
and

press

'Reset'

or

connect external antenna
on the side of MMF GPS to
improve

the

poor

GPS

signal

Execute Fail

Wrong CPU type

PocketPC support multiple
typs of CPU. Make sure you
download

the

correct

testing

(or

mapping

software). You can use the
PDA smart menu's 'setting'
function to see wether the
CPU type is correct or not.

Can's

open

COM port

The

mini-1394

or

CF

connector did not insert
correctly or some other
application is the COM
port

Insert

all

MMF

GPS

connector firmly or close all
other

application

that

occupied the COM port

Can not find
MMF GPS

Poor connection

Check MMF GPS if insert
firmly

No signal

No action for few minites
may

causes

PocketPC

into

the

power

saving

mode. It could close the
COM port at the same
time.

Close all applications and
exacute it again to re-open
the COM port

Weak or no GPS signal
when

using

MMF

GPS

indoor or inside the car.

Connect

an

external

antenna to MMF GPS and
place the antenna to an
open

space

or

car

roof,

then,

press

the

Reset

button

Содержание HI-303 MMF

Страница 1: ......

Страница 2: ...Introductions to MMF GPS 2 4 Detail Technical Specifications 5 MMF GPS Package 6 LED Indication External Autenna 7 Hardware Installations 8 9 How to Test MMF GPS with PDA 10 13 HaiTest Testing Troubl...

Страница 3: ...AGES Universal GPS Solution MMF GPS can be virtually any kinds of GPS receivers such as CompactFlash GPS USB GPS Serial GPS Any PDA GPS etc You won t need to buy several GPS receivers to fit your mobi...

Страница 4: ...on the dashboard so that the external antenna will not needed Also you don t need to face the mobile device display to the sky for better receiving angle Remarks 1 Don t use the Mini 1394 port while u...

Страница 5: ...4 Unit mm Mini 1394 LED indicator MMCX antenna Top View Bottom View Front View Back View Side View 68 48 24...

Страница 6: ...sec Average Reacquisition Time 100 ms Position Accuracy 15m 2D RMS SA off Maximum Altitude 18 000m Maximum Velocity 515m s Voltage DC 3 3V 10 Power consumption 90mA contin uous mode Antenna Type Built...

Страница 7: ...l navigation or touring devices tracking and marine navigation purpose Users can simply plug it into a PDA or other type of handheld PC running with suitable mapping and routing software for navigatio...

Страница 8: ...sky For instance when you are in the middle of a car or any environments that GPS signal is blocked the external GPS antenna will help to receive better GPS signal Plug the external antenna with MMCX...

Страница 9: ...nd select the correct COM port baud rate 4800 N 8 1 Usually the COM port is COM 2 COM 6 depending on the PDA type User can use the testing program provided with the package to detect the COM port that...

Страница 10: ...plug car charger cable to the mini 1394 connecting cable Usually the COM port is COM 1 depending on the PDA type Using Mini 1394 Interface with Notebook PC s USB Port 1 Plug in the inclusive mini 1394...

Страница 11: ...platform 1 Run the HaiTest exe to execute the installation procedure of testing program via PC and ActiveSync 2 Connect MMF GPS into PDA 3 Run the HaiTest program from Start Program files of PDA User...

Страница 12: ...program as follows User must select COM port CF_CARD GENERIC Baud Rate 4800 and click the Star GPS button to start receiving GPS data COM Port Select Auto detecting Baud Rate Select Sart Close recevin...

Страница 13: ...pter for Notebook PC Users can use the Hyper Terminal program of Windows to verify that the GPS is actually configured properly and working The Hyper Terminal program of Window 98 can not select COM p...

Страница 14: ...ice 3 Set COM port to Baud r ate 4800 Data bit 8 P arity None Stop bit 1 Flo w control None 4 If no mistakes have been made in the configuration process there should be data being displayed from the w...

Страница 15: ...software You can use the PDA smart menu s setting function to see wether the CPU type is correct or not Can s open COM port The mini 1394 or CF connector did not insert correctly or some other applica...

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