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INSTRUCTION MANUAL
DUAL BAND FM TRANSCEIVER
iT7H
This device complies with Part 15 of the FCC rules. Operation is sub-
ject to the following two conditions: (1) This device may not cause
harmful interference, and (2) this device must accept any interference
received, including interference that may cause undesired operation.
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Table of Contents
Related Manuals for Icom IC-T7H
Summary of Contents for Icom IC-T7H
- Page 1 INSTRUCTION MANUAL DUAL BAND FM TRANSCEIVER iT7H This device complies with Part 15 of the FCC rules. Operation is sub- ject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.
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Page 2: Important
SAVE THIS INSTRUCTION MANUAL—This instruction man- transceiver will perform best if the microphone is 5 to 10 cm ual contains important operating instructions for the IC-T7H. (2 to 4 in) away from the lips and the transceiver is vertical. RWARNING! NEVER... -
Page 3: Unpacking
For U.S.A. only CAUTION: Changes or modifications to this device, not Antenna for U.S.A. version differs from that shown above. expressly approved by Icom Inc., could void your authority to operate this device under FCC regulations. -
Page 4: Table Of Contents
TABLE OF CONTENTS IMPORTANT ................ i 4 ADVANCED FUNCTIONS ........15 – 22 I Memory/call channels ..........15 EXPLICIT DEFINITIONS ............. i I DTMF memory operation ......... 17 CAUTIONS ................i I Scan operation ............18 UNPACKING ............... ii I Subaudible tone operation ........21 TABLE OF CONTENTS ............. -
Page 5: Panel Description
PANEL DESCRIPTION I Switches, controls, keys and connectors r [SP/MIC] t [DIAL] y [VOL] LOCK u [RX/TX] w [LOCK] i [MONI] q [PTT] MONI POWER o [POWER] SCAN !0 [BAND] !1 [H/L] !2 [TONE] CLR MHz SKIP @0 [DC13.5V] CALL DTMF•M T SCAN S.MW... -
Page 6: Panel Description
PANEL DESCRIPTION q PTT SWITCH [PTT] (p. 12) y VOLUME CONTROL [VOL] Push and hold to transmit; release to receive. Rotate [VOL] clockwise to increase volume and counter- clockwise to decrease volume. w LOCK SWITCH [LOCK] u RX/TX INDICATOR [RX/TX] (p. 12) Slide up to turn the lock function ON. - Page 7 PANEL DESCRIPTION !1 OUTPUT POWER SWITCH [H/L(SET)] !4 MEMORY MODE KEY [MR(SKIP) < < ] ➥ Push to toggle between low and high output ➥ Push this key to select memory mode (p. 12). SKIP X ” appears while in memory mode. power (p.
- Page 8 PANEL DESCRIPTION !7 TONE SCAN KEY [TSCAN?] @0 EXTERNAL DC POWER JACK [DC13.5V] ➥ Push this key for 1 sec. to start and stop tone Allows operation with a 4.5 to 16 V DC power source using T SCAN decode scan (p. 13). the optional cables, CP-12L or OPC-254L.
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Page 9: I Function Display
PANEL DESCRIPTION I Function display UP T SQL SKIP L OW q DUPLEX INDICATORS (p. 13) t MEMORY CHANNEL INDICATOR (p. 12) Appear during semi-duplex operation. Indicates the selected memory channel and other items • “– DUP” appears for minus duplex; “DUP” only appears for plus such as the call channel, key lock indicator, etc. -
Page 10: Battery Packs And Accessories
BATTERY PACKS AND ACCESSORIES I Battery pack charging I About the battery pack D Operating period The supplied* BP-180 includes rechargeable BATTERY PACK Ni-Cd batteries and can be charged approx. 300 times. Depending on the attached battery pack, the operating peri- Charge the battery pack before first operating the transceiv- od of the transceiver varies. -
Page 11: I Charging Connections
BATTERY PACKS AND ACCESSORIES I Charging connections D Regular charging D Rapid charging with the BC-119 ➀ Insert the AD-56A into the charging slot of the BC-119. Attach the supplied* or optional battery pack; then, connect ➁ Insert the AD-56B into the groove in the AD-56A (front-fac- the supplied* wall charger via an AC outlet as shown below. -
Page 12: I Battery Case
BATTERY PACKS AND ACCESSORIES I Battery case D Operation with an optional cable When using a battery case attached to the transceiver, install LR6 (AA) size × 4 alkaline cells as illustrated below. Connect an optional charger or cable to the transceiver as illustrated below. -
Page 13: I Accessory Attachment
BATTERY PACKS AND ACCESSORIES I Accessory attachment D Antenna D Belt clip D Handstrap Insert the supplied antenna into the Remove screws, then attach the belt clip Attach the handstrap as shown in the antenna connector and rotate the anten- using the same screws. -
Page 14: Basic Operation
BASIC OPERATION I Power ON I Setting a frequency D Via the keypad Push and hold [POWER] (within a band) ➀ for 1 sec. to turn power Push [VFO] to select VFO mode. ➁ • Current battery voltage is Push [BAND] to select the displayed for 2 sec. -
Page 15: I Setting Tuning Steps
BASIC OPERATION I Setting tuning steps SET MODE USING D Via the keypad This transceiver has 8 tuning steps (VHF and UHF bands (other band directly) ➀ have independent settings) as follows: Push [VFO] to select VFO • 5 kHz •... -
Page 16: I Selecting A Memory Channel
BASIC OPERATION I Selecting a memory channel I Receive and transmit ➀ ➀ Push [MR] to select memory Push [POWER] for 1 sec. to turn power ON. ➁ mode. Adjust the [VOL] control to the desired level. ➁ Push 2 digit keys to select •... -
Page 17: I Repeater Operation
BASIC OPERATION I Repeater operation D General D Tone information When using a repeater, the transmit frequency is shifted from Some repeaters require a tone to be accessed. In this case, precede step ➃ at left with the required tone. the receive frequency by the offset frequency. -
Page 18: Basic Operation
107.2 127.3 151.4 167.9 183.5 199.5 225.7 254.1 When transmitting for 6 continuous min. at high power, the IC-T7H automatically selects low power. This function cannot be turned OFF and activates when the power supply is at approx. 11 V or more. To return to high power on transmit,... -
Page 19: Advanced Functions
ADVANCED FUNCTIONS I Memory/call channels D Programming during selection The transceiver has 70 memory channels (60 regular, 4 pairs ➀ of scan edge channels for mixed bands and 1 call channel for Push [VFO] to select VFO mode. ➁ each band). Note that memory channels are not grouped Set the desired frequency: ➥... -
Page 20: Programming After Selection
ADVANCED FUNCTIONS D Memory/call ➾ call/memory D Programming after selection ➀ ➀ Select the memory channel to be programmed: Select the memory/call channel to be transferred: ➥ Push [MR] to select memory mode. ➥ Push [MR] (or [CALL]) to select memory (call) mode. ➥... -
Page 21: I Dtmf Memory Operation
ADVANCED FUNCTIONS I DTMF memory operation D Transmitting a DTMF code ➀ Select the DTMF channel to be transmitted: D Programming a DTMF code ➥ Push [ DTMF] for 1 sec. to select DTMF memory mode. • ➥ Rotate [DIAL] to select the desired DTMF channel. The transceiver has 9 DTMF memory channels (D1 to D9) for ➁... -
Page 22: I Scan Operation
ADVANCED FUNCTIONS I Scan operation D Full/programmed scan ➀ Push [VFO] to select VFO mode. FULL SCAN ➁ Push [ SCAN] for 1 sec.; then, while continuing to (BAND) push [ SCAN], rotate the tuning dial to select the (BAND) desired scan range. - Page 23 ADVANCED FUNCTIONS D Memory (skip) scan ➀ Push [MR] to select memory mode. ALL CHANNEL SCAN ➁ While pushing [ SCAN] rotate the tuning dial to (BAND) select the desired band. ➥ The following scan bands are selectable: • “SEL ALL” for all channel scan. •...
- Page 24 ADVANCED FUNCTIONS D Setting a skip channel D Scan resume condition SET MODE USING Memory channels can be set to be skipped during memory The resume condition can be selected as a pause or timer scan. This is useful to speedup the memory scan interval. scan.
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Page 25: I Subaudible Tone Operation
ADVANCED FUNCTIONS I Subaudible tone operation D Setting subaudible tones for SET MODE USING tone squelch operation (CTCSS tones) D Tone squelch operation Separate tone frequencies can be set for tone squelch oper- The tone squelch opens only when receiving a signal con- ation than for repeater operation (the same range of tones is taining a matching subaudible tone. -
Page 26: Pocket Beep Operation
ADVANCED FUNCTIONS D Pocket beep operation D Tone scan This function uses subaudible tones for calling and can be The transceiver can detect the subaudible tone frequency in used as a “common pager” to inform you that someone has a received signal. By monitoring a signal, such as that being called while you were away from the transceiver. -
Page 27: Other Functions
OTHER FUNCTIONS I Initial set mode D Optional HM-75A functions POWER ON This item turns the microphone sim- Initial set mode is accessed at power ON and allows you to ple mode ON or OFF. Microphone set seldom-changed settings. In this way you can “cus- simple mode is used to change the tomize”... -
Page 28: Function Display Backlighting
OTHER FUNCTIONS D Auto power OFF D Beep tones ON/OFF This item allows you to set a time at Beep tones can be turned ON or OFF which the transceiver will automati- as you prefer. cally turn OFF. The power OFF time can be set to 20, 40, 60 min. -
Page 29: Lcd Contrast
OTHER FUNCTIONS D Power saver duty cycle D DTMF speed This item sets the power saver duty When slow DTMF transmission cycle — the ratio of receive circuit ON speeds are required (such as for to receive circuit OFF while standing some repeaters) the transceiver’s by. -
Page 30: I Channel Indication Mode
OTHER FUNCTIONS I Channel indication I CPU resetting POWER ON POWER ON mode Reset the the CPU before operating the transceiver for the first time, or when the internal CPU malfunctions. Channel indication mode is used to simplify operation. In this ➥... -
Page 31: Troubleshooting
TROUBLESHOOTING If your transceiver seems to be malfunctioning, please check the following points before sending it to a service center. PROBLEM POSSIBLE CAUSE SOLUTION REF. No power comes on. • The battery is exhausted. • Charge the battery pack or place new dry cell bat- pgs. -
Page 32: Options
Regularly charge battery packs attached to the transceiver in 15 to 20 LC-136/LC-137 CARRYING CASES hrs. LC-136: for IC-T7H with BP-170/171/172. BC-119 DESKTOP CHARGER + AD-56 BATTERY PACK ADAPTER LC-137: for IC-T7H with BP-173/180. Rapidly charge battery packs in 1 to 1.5 hrs. depending on the bat- SP-13 EARPHONE tery pack. -
Page 33: Specifications
SPECIFICATIONS 6 W, 0.5 W 6 W, 0.5 W Tx: 144–148 Tx: 430–450* Output power* U.S.A. (at 13.5 V) (selectable) (selectable) Rx: 118–174* Rx: 400–470* Frequency Variable reactance frequency Europe, U.K. 144–146 coverage 430–440 Modulation system modulation (MHz) Tx: 144–148 Asia 430–440 Max. -
Page 34: Mode Arrangement
MODE ARRANGEMENT NOTE: Displays for set and initial set modes show the default settings—rotate [DIAL] to change the condition. CALL DTMF•M CLR MHz CALL SKIP POWER AT POWER ON... -
Page 35: Mode Arrangement
MODE ARRANGEMENT T SQL CLR MHz POWER CLR MHz TO EXIT TO ENTER at power ON... - Page 36 A-5551D-1EX-w Printed in Japan © 1998–2007 Icom Inc. 1-1-32 Kamiminami, Hirano-ku, Osaka 547-0003, Japan Printed on recycled paper with soy ink.
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