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E.F. Johnson Company 002-9750-003 - page 1
SUMMIT DM MUL TI-NET MOBILE RADIO OPERA TING MANUAL SAFETY IN FORMA TION Prope r operatio n of this rad io will resu lt in user e xposure belo w the Occu pation al Safety and Health Ac t and Federal Co mmun ication Co mmission limits. WA R N I N G DO NOT allow the a ntenna to come close to , or touch, t he eyes, face, or any exposed body pa ...
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E.F. Johnson Company 002-9750-003 - page 2
FEA TURES GENERAL F EATURES • Up to 100 sy stems progr ammable • Each syst em programmabl e for Mult i-Net , L TR , or convent ional ope ration • Up to 1 1 (Multi-Net ) or 10 (L TR and convention al) group s programmabl e per syst em • Liquid Cr ystal Dis play (LCD) with b ackli ght • Six progr ammable opti on switche s • System ...
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E.F. Johnson Company 002-9750-003 - page 3
FRONT P ANEL CONTROLS AND DISPLA Y TRANSMIT INDIC A TOR OP TION SWIT CHES DISPLA Y PT T S W I T C H MICROPHO NE MIC JACK ON-OFF/VOL SELE CT SW ITCH SPEAKER F RONT P ANEL C ONTROLS On-Of f/V olume - Pressing t his knob t urns power o n and of f. T urning it sets the volume level. The vehic le ignit ion switch may al so control powe r and have to be ...
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E.F. Johnson Company 002-9750-003 - page 4
Power J ack - Connec tion poin t for the 12-volt, negative g round po wer source . Rem ote C ontro l Uni t Jack - Con ne ction point for the re mote cont rol un it if it is u sed . Thi s jack is o ption al wi th fro nt mount tra nsceiver s. Accessor y Jack - Conn ectio n point fo r the igni tion sen se inpu t and opti onal acce ssori es such as an ...
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E.F. Johnson Company 002-9750-003 - page 5
- Indi cate s that enc rypti on i s enab led. MON - Indicat es that the monitor mod e is enable d (conventi onal syst ems only). This mode is enab led by taking t he microphon e off -hook or pressi ng the MON swi tch (if availabl e). The moni tor mode di sables s quelch con trol fea tures so that all m essag es ar e heard on the sy ste m. Ref er to ...
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E.F. Johnson Company 002-9750-003 - page 6
5. R ele ase the P TT swi tch an d lis ten fo r a res pons e. Th e P TT sw itch m ust be pres sed to talk and re leas ed to li ste n. When the co nversati on is finish ed, place t he micropho ne back on-hook. Receiving a Standar d Mobile -to-Mobile Call 1. T urn power on and s et the vol ume level if requi red. 2. Select t he desired system/g roup ...
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E.F. Johnson Company 002-9750-003 - page 7
If an L TR syste m is selected , the Free System R ingback featur e is automati cally selected when the P TT switch is released. Th is feature signals you when the system is no longer busy (see page 16 for more i nformation) . Out-of-Ran ge - If an out- of-range condi tion exist s, it is indica ted by an interc ept to ne a nd “ OUT -OF-RN G ” i ...
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E.F. Johnson Company 002-9750-003 - page 8
SYSTEM SCAN Intr oduction The system scan feature mo nitors the programmed systems of the current bank. When a message is det ected that the transc eiver is programmed to recei ve, scanning stop s and the message is rece ived. Shortly after the message is complete, scann ing resumes. System scanning is turned on and of f by the SCAN optio n switch ...
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E.F. Johnson Company 002-9750-003 - page 9
The transceive r can be programmed to ei ther save or not sav e changes to the scan l ist when power is turned off. This programmi ng is done by your syst em operator or by the Men u mode SCAN SA VE paramet er if it is selectabl e (see page 18) . If “ ON ” is selecte d, the changes are saved and the list i s the same when power is turned back o ...
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E.F. Johnson Company 002-9750-003 - page 10
Group Scan The Group Sca n feature ca n be programmed on each system by your syste m operator . Group scann ing occurs whenever a system programmed for group scan is selected or scanned with the micropho ne on-hook (there is no swi tch for selecting t his feature). Group scann ing is indicated when all segments of the status display next to the gro ...
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E.F. Johnson Company 002-9750-003 - page 11
Con ventional Operation W ith conv entional operati on, selecting a syste m actually selects a speci fic radio channel. Then sele cting a group (if available) se lects the mobile or group of mobiles bein g called or from which cal ls are received on that channel. T here are no tone s or displ ay messages to indi cate busy or o ut-of-ran ge conditio ...
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E.F. Johnson Company 002-9750-003 - page 12
Pr oceed (Clear -T o-T alk) T one This is a short tone tha t sounds when the P TT switch is pressed, and i t indicat es that the radi o system has bee n successfully accessed and speaking can begin. It is sta ndard on L TR and Multi-Net systems and programmable by y our system operat or on convent ional systems. Th is and othe r tones can al so be ...
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E.F. Johnson Company 002-9750-003 - page 13
However , if a function i s controlle d by an opti on switch or the Menu mode, it retur ns to the cond ition that was selected by those feat ures. The functi ons that c an be progr ammed in t he profile are as follows. Descri ptions of the se features star t on page 18. Auto -Reg istra tion Scan T ype Se lec t Auxi liar y 1 an d 2 Prior ity Backlig ...
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E.F. Johnson Company 002-9750-003 - page 14
If the sy stem is busy , the bu sy tone sounds and t he queue mode i s entered automatically when the P TT switc h is released. Th e busy tone th en stops soundi ng and “ IN QUEUE ” is displaye d. When the system becomes ava ilable, eit her a dial t one or beep sou nds. The dial t one sounds i f it is a te lephone call , and a beep soun ds if i ...
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E.F. Johnson Company 002-9750-003 - page 15
When a call on a priority ID is recei ved, the ID code s of the selectable g roups are checked t o see if any are the same. If one is th e same, the tran sceiver switches to t hat group. If non e are the same, the group number does no t change and “ PRIOR ITY 1" (or 2) i s displayed. When a call on a block ID is receive d, “ BLOCK CA LL ? ...
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E.F. Johnson Company 002-9750-003 - page 16
L TR MODE FEA TURES Free System Ri ngback If a busy condit ion exists when mak ing an L TR telephone c all, the Free S ystem Ringback feature automatically signals when t he system is available. It operates as follows: When the P TT swit ch is released, the busy tone stops soundi ng and “ RING BACK ” is indicate d in the display . Then when the ...
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E.F. Johnson Company 002-9750-003 - page 17
Call Guar d Squelch Contr ol The Call Guard Squelch fea ture eliminates dist racting messages inten ded for others on convention al systems. This is done by using a su baudible tone or d igital code to control the transce iver squelch. This tone or code i s unique to a mobile or group of mobi les on tha t system. The transceiver does not unsquel ch ...
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E.F. Johnson Company 002-9750-003 - page 18
seconds or not at all. When a prior ity system/g roup is sampled while list ening to a message o n some other syst em/ group, a series of “ ticks ” are heard. These ticks are brief interruptions of the audio signal that occur when sampling takes place. This feat ure is avail able only on conventi onal syste ms. In addit ion, sampli ng does not ...
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E.F. Johnson Company 002-9750-003 - page 19
NOTE: The fol lowing fe atur es may be contr olled by a n option swi tch or a Menu mode paramete r or both as i ndi- cated i n the tabl e on the next page . A/D (Scan Li st Progr amming) This switch is used to add or de lete systems and groups from the scan list. Pressing this switch c hanges the status of the di splayed syste m or group t hat has ...
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E.F. Johnson Company 002-9750-003 - page 20
Bank Select If banks of sy stems have been p rogrammed, the Menu mode “ BANK SELCT ” or BANK option switch select the bank in which the transceiver i s currently operating. W hen the bank sele ct mode is enable d, the Select switch i s used to change th e current ba nk. Refer t o the “ Ban k Selec t ” descri ption on page 12 for mor e info ...
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E.F. Johnson Company 002-9750-003 - page 21
Horn/Light Ale rt An external al ert such as the vehicl e ’ s horn or lights can be used to signal a call. The HOR N option switch or “ HORN/LIGHT ” Menu mode para meter can b e used to t urn this al ert on o r off. The on conditi on of the opt ion swit ch is indicated by a tri angle in the display under the switch. Ref er to the “ Hor n/Li ...
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E.F. Johnson Company 002-9750-003 - page 22
Scan T ype The “ SC AN SE LCT ” menu parameter selects the typ e of system scanning that occurs when it i s enabled by the SCAN switc h. Either “ MU L TI - SITE ” or “ SNG LE- SITE ” can be selected. The mul ti-site type scans all system/groups in the curren t bank an d scan list , and the sing le-site ty pe scans o nly Multi-Ne t syste ...
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E.F. Johnson Company 002-9750-003 - page 23
away fr om shieldin g structur es. Once this tone sou nds, no more ac cess att empts are ma de until th e push-to- talk switch i s releas ed and the n pressed a gain. • If this tone soun ds after t he transmit ter has bee n on for an extended per iod and “ TX TIMEOUT ” appears in the display , the tra nsmitter has been di sabled by the T ime- ...
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E.F. Johnson Company 002-9750-003 - page 24
Proceed T one - This tone consi sts of t wo beeps and it tell s the lan dside cal ler when t o enter th e five-d igit number specif ying the mobi le being call ed. Dialing of this number must b e started withi n 5 seconds of heari ng this tone, and a tone- type tele phone must be used. Displa y Messages The following messag es may appear in the ten ...
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E.F. Johnson Company 002-9750-003 - page 25
OUT -OF-RNG - Indica tes an out- of-range condition. Refe r to the “ In terce pt T one ” descriptio n on page 22 for more infor mati on. PRIORITY 1 o r 2 - I ndicate s tha t a Mult i-Net or L TR prio rity ca ll is being re ceived ( see “ Calls on Priori ty and Bl ock ID Codes ” on page 14) . PROG ERROR - Indica tes a memory read e rror . Re ...
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E.F. Johnson Company 002-9750-003 - page 26
higher gr ound or a way from shieldi ng structures suc h as tall buildings and hills. Chan ging the d irection of the vehicle may also im prove signal quality . Prevent ing Battery Dischar ge In the stan dby mode (p ower on, recei ver squelch ed), transceive r power consumpt ion is r elatively low . Therefore, the transc eiver can b e left on for o ...
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