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TRANSCEIVER OPERATION

2-17

November 1999

Part No. 001-7780-500

If an out-of-range condition exists or the radio
system is not in service, “LOST CALL” is
displayed and a continuous tone sounds. End the
call by pressing the

CLR

key.

If you are not authorized to make telephone calls,
“REJECT” is displayed and a continuous tone
sounds. End the call by pressing the

CLR

key.

If the radio system is busy, “BUSY” is displayed
and a busy tone sounds. The call automatically
proceeds when the radio system becomes avail-
able. If the call is ended before it proceeds, your
position in queue is lost.

Answering a Telephone Call

Telephone calls are automatically received if a

SMARTNET/SmartZone channel is selected. Proceed
as follows:

1. When a telephone call is received, “ringing” similar

to a standard telephone is heard. The display alter-
nately indicates “PHONE” and the current channel
alias.

2. To answer the call, press the Phone option switch

and the phone mode is indicated by the

icon.

Press the PTT switch to talk and release it to listen.

3. To end the call when the conversation is complete or

at any other time, press the

CLR

key. Also press the

CLR

key to ignore an incoming call and end it

without answering. NOTE: If the CLR key is
programmed for the Phone function, it will not clear
the call.

2.5.7 CALL ALERT

The Call Alert™ feature allows pages to be sent

and received. Proceed as follows:

Sending a Page

Pages can be placed by selecting the unit ID from

a preprogrammed list (list entry) or by directly
entering it using the keypad (direct entry). Direct entry
is available with full keypad (15-key) models only.

List Entry Method (All Models)

1. With a SMARTNET/SmartZone channel selected,

momentarily press the Call Alert option switch. The
tag (alias) of the last ID called is displayed if it
matches an ID in your call list. Otherwise, the last
ID called is displayed.

2. Enter the index of the desired ID if you know it or

scroll through the list using the

and

keys

until you find the desired ID. Press the

CLR

key to

cancel the call.

3. Press the PTT switch or the

ENT

key to send the

page. The display then indicates the alias of the
radio being paged. Proceed to the bulleted list which
follows the next method for conditions that may
then occur.

Direct Entry Method (Full Keypad Models Only)

1. With a SMARTNET/SmartZone channel selected,

press and hold the Call Alert option switch until a
tone sounds (approximately 1 second). The last ID
called or paged is displayed.

2. Using the

0-9

keys, enter the 6-digit ID of the unit

you are calling. Press the

key to erase the last

digit entered or press the

CLR

key to cancel the

page.

3. Press the PTT switch or the

ENT

key to send the

page. If the entered ID is invalid, “INVALID” is
momentarily displayed and the page is not sent. If
the entered ID is valid, the display indicates the alias
of the ID if it matches an ID in your call list. Other-
wise, the ID you entered continues to be displayed.
The page is then sent and any of the following
conditions may then occur.

If the radio you are paging is on the air and received
your page, a signaling success tone (six beeps)
sounds and the display momentarily indicates
“ACK RCVD”. The alias of the selected channel is
then displayed continuously.

If the radio you are paging is not in service, a tone
sounds and “NO ACK” is displayed. Press the

CLR

key to cancel the page.

Summary of Contents for 7780 Series

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Page 8: ...DQRWKHU LV QRW DYDLODEOH 7KH RSHU DWLQJ VRIWZDUH LV ODVK XSJUDGDEOH LI UHTXLUHG 1 2 7 TRANSCEIVER ALIGNMENT 7UDQVFHLYHU DOLJQPHQW LV SHUIRUPHG XVLQJ WKH VDPH FRPSXWHU DQG 53 XVHG WR SHUIRUP SURJUDP PLQJ VHH SUHFHGLQJ VHFWLRQ DQG VSHFLDO 3 7XQH VRIWZDUH 2QO WZR DGMXVWPHQWV DUH PDGH PDQXDOO DQG WKH UHVW DUH PDGH HOHFWURQLFDOO XVLQJ WKH 3 7XQH VRIWZDUH 7KH WUDQVFHLYHU FDQ XVXDOO EH WXQHG ZLWKRXW GLVD...

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Page 27: ...o sound Then press the PTT switch within 3 seconds and begin talking If the radio system cannot be accessed within 500 ms of pressing the PTT switch a continuous tone sounds until the system is accessed or the PTT switch is released If your unit ID is invalid the call is being made to an invalid group ID or group calls are not allowed INVALID ID is displayed and an alert tone sounds Receiving a St...

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Page 65: ... WKH PLFURSURFHVVRU 4 2 SYNTHESIZER DESCRIPTION 4 2 1 INTRODUCTION 7KH V QWKHVL HU RXWSXW VLJQDO LV SURGXFHG E D 9 2 9ROWDJH RQWUROOHG 2VFLOODWRU LQ WKH 5 XQLW 7KH 9 2 IUHTXHQF LV FRQWUROOHG E D YROWDJH SURGXFHG E WKH SKDVH GHWHFWRU LQ V QWKHVL HU FKLS 7KH SKDVH GHWHFWRU VHQVHV WKH SKDVH DQG IUHTXHQF RI WKH WZR LQSXW VLJQDOV 2QH VLJQDO LV WKH UHIHUHQFH IUHTXHQF IURP 7 2 DQG WKH RWKHU LV IURP WKH 9...

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Page 71: ...S HQDEOH VLJQDO 6 1 2XWSXW GULYHU FKLS HQDEOH VLJQDO 966 URXQG 966 URXQG 2 54 2XWSXW 3RZHU RII FRQWURO VLJQDO KROG SRZHU RQ RZ 6 2XWSXW H SDG PDWUL VFDQ 6 2XWSXW H SDG PDWUL VFDQ 6 2XWSXW H SDG PDWUL VFDQ 6 2XWSXW H SDG PDWUL VFDQ 5 2 2XWSXW 2SWLRQDO HQFU SWLRQ FRQWURO VLJQDO RZ 237 2XWSXW 2SWLRQ VLJQDO RZ 7 2XWSXW 7 FRQWURO VLJQDO RQ RZ 2XWSXW EDFNOLJKW FRQWURO VLJQDO EDFNOLJKW RQ RZ 70 07 2XWSXW...

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Page 78: ...MDFN RI WKH 53 VKRZQ EHORZ 6SHDNHU RDG 7KH VSHDNHU ORDG LV FRQQHFWHG WR WKH VPDOOHU PRQR SKRQH MDFN RI WKH 53 DV VKRZQ DERYH 7KLV LV D ORZ OHYHO DXGLR RXWSXW WKDW UHTXLUHV D ORDG RI DSSUR LPDWHO RKPV RPSXWHU DQG 53 7KH 53 LV FRQQHFWHG WR WKH FRPSXWHU DQG WUDQVFHLYHU DV GHVFULEHG LQ 6HFWLRQ 1RWH WKDW 53 3DUW 1R PXVW EH XVHG 2WKHU 53 V GR QRW KDYH WKH MDFNV UHTXLUHG WR LQMHFW PLF DXGLR DQG PRQLWRU V...

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Page 103: ...1 2 Bandpass Filter IC101 DC Restoration IC107 Data Low Pass Filter IC102 Q104 Data Mute Gate Q103 Bandwidth Control IC113A IC114 DC Restoration IC112 IC113B Data Low Pass Filter Q108 Data Mute Gate Q201 BWC Bandwidth Control IC206 A B Data LP Filter Test Switch IC203 IC210 Data Switch Low Pass Filter 3 kHz IC205 IC202B Limiter High Pass Filter 300 Hz IC202A FI1 Q1 Q18 X3 Multiplier X3 14 925 MHz ...

Page 104: ... HC14 C43 R24 C44 R32 R33 Q7 C57 HC13 HW2 W3 R63 R64 C89 C85 D6 C64 L16 C90 R59 R58 R65 C81 L22 C82 R62 R61 HC10 PWR TMUT T5V LTR MOD 5V LOCKUP ULOCK GND GND BATT BATT BATT BATT BATT R5V DET NOISE RSSI W N PLLST PLLSO PLLSK RF5C GND VCC VCC GND GND GND C108 C109 HC16 HC18 C139 C26 C76 R53 C78 C77 R54 L20 R56 R60 R57 C80 R55 R85 C127 C79 L19 R97 R51 C10 R69 C68 C67 C71 C70 R47 C69 R48 L29 R79 C22 C...

Page 105: ...MA2S077 D15 MA2S077 D16 MA2S077 D14 MA2S077 D13 CFUM450F FI5 4 3 2 1 10 R92 SFPC450E FI4 2 1 3 SFPC450G FI6 2 1 3 10K R94 15K R96 12n L20 0 01 C135 22K R95 0 1 C27 560 R54 12K R91 56 R85 2 2K R56 33P C127 33P C80 5P C78 2SC4228 Q11 15 R57 6 8K R102 7P C117 3 9n L29 2 2K R78 4 7K R51 1K R12 2SC3357 Q9 2P C75 1K R97 10n L12 12n L19 3 5P C23 0 1 C29 39K R53 3 5P C24 33P C22 2SC4228 Q10 MA78 D7 33P C7...

Page 106: ...134 C125 C126 R137 C128 R133 C14 C12 C10 J1 C409 C410 C411 C8 C13 R402 R401 C143 R146 C110 R124 C116 R147 C145 R149 R118 R119 R120 C115 IC114 IC113 R159 C155 R158 C156 R157 R156 C153 R154 R153 IC112 C152 R152 C151 R155 C154 C150 R150 R151 C227 C225 R101 R250 R104 IC110 R102 R103 R106 R165 R107 C20 C9 R228 C421 C412 C413 C415 C416 C48 C106 R108 C105 R109 C108 R142 C104 C101 C103 IC101 C102 C51 R105...

Page 107: ... VSS 70 VSS 69 PB4 D4 68 PB5 D5 67 P20 A8 66 P21 A9 65 P22 A10 64 P23 A11 63 P24 A12 62 P25 A13 61 P26 A14 60 P27 A15 59 VCC 58 PB6 D6 57 PB7 D7 56 P47 PWX1 55 P46 PWX0 54 P45 TMRI1 53 P44 TMO1 52 P43 TMCI1 51 P42 TMRIO SCK2 0 5 0 O M T 2 D X R D X R R I 9 4 I C M I 2 D X T D X T R I 8 4 6 1 A 8 N I C 8 N I K 7 4 7 1 A 9 N I C 9 N I K 6 4 S S V A 5 4 7 7 P 7 N A 1 A D 4 4 6 7 P 6 N A 0 A D 3 4 5 7...

Page 108: ...S0 KEYS1 KEYS2 KEYS3 KEYR0 KEYR1 KEYR2 KEYR3 TXLED BSYLED BATLED BKLED GND MICE MIC GND GND GND C1 R2 R13 R11 R14 R12 R16 R15 R1 C3 R17 DS3 DS4 DS5 DS1 DS2 J2 1 2 19 20 DS6 Tx LED Busy LED Batt LED GND KEYR3 KEYR2 KEYR1 KEYR0 KEYS3 KEYS2 KEYS1 KEYS0 GND MIC MICE GND GND BKLED L5V GND GND SP SPE DS7 DS8 DISPLAY BOARD TOP VIEW DISPLAY BOARD BOTTOM VIEW 8 8 ...

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