Icom IC-4088S, Instruction Manual

Page 1: ...INSTRUCTION MANUAL UHF C R S TRANSCEIVER i4088S IC 4088S qxd 03 10 2 8 20 Page A 1 1 ...

Page 2: ... is very close to or touching exposed parts of the body especially the face or eyes while transmitting The transceiver will perform best if the microphone is 5 to 10 cm away and the transceiver is vertical RWARNING NEVER operate the transceiver with a headset or other audio accessories at high volume levels NEVER attempt to charge alkaline cell batteries Be aware that external DC power connections...

Page 3: ...e exhausted DO NOT modify the transceiver for any reason KEEP the transceiver from the heavy rain and NEVER immerse it in the water The transceiver construction is weather resis tant meets JIS grade 4 not waterproof When the low battery indicator blinks the performance of the trans ceiver cannot be guaranteed DO NOT transmit for more than 3 sec when operating with the group mode and or call ring f...

Page 4: ...Adjusting the volume 8 Selecting the operating channel 9 5 RECEIVE AND TRANSMIT 10 11 6 REPEATER FUNCTION 12 7 SCAN FUNCTION 13 8 GROUP MODE CTCSS 14 15 Setting the group code 14 9 RING FUNCTIONS 16 Smart Ring 16 Call Ring 16 10 OTHER FUNCTIONS 17 22 Voice scrambler function 17 Initial set mode 17 Lock function 20 Low battery indicator 20 Auto power save 20 ATS Automatic Transponder System 21 Rese...

Page 5: ...cell batteries or the optional BP 202 BATTERY PACK as illustrated below qRemove the battery case cover from the transceiver w Install 3 R6 AA size alka line cell batteries or BP 202 Be sure to observe the cor rect polarity NOTE Keep battery contacts clean It s good idea to clean bat tery terminals once a week Alkaline cells BP 202 IC 4088S qxd 03 10 2 8 20 Page 1 1 1 ...

Page 6: ...2 2 PANEL DESCRIPTION Switches controls keys and connectors q Antenna Function display p 4 Speaker Microphone w e r t y u i IC 4088S qxd 03 10 2 8 20 Page 2 1 1 ...

Page 7: ...CHANNEL UP SWITCH Y Push to increment the operating channel Push and hold to increment the operating channel continu ously While scanning changes scanning direction p 13 y CHANNEL DOWN SWITCH Z Push to decrement the operating channel Push and hold to decrement the operating channel continu ously While scanning changes scanning direction p 13 u POWER SWITCH PWR Push to turn the power ON Push to swi...

Page 8: ...wer off function is ON y LOW BATTERY INDICATOR Appears or blinks when the battery decreases to a specified level u GROUP NUMBER INDICATOR Indicates the selected group number during the group function ON i CHANNEL NUMBER INDICATOR Indicates the selected operating channel number o POWER ON INDICATOR Appears while the power is ON 0 ANSWER BACK INDICATOR Appears when you and your group are in the conv...

Page 9: ... temperature range for charging 10 C to 40 C NEVER connect an AC adapter or DC power cable with an external DC power supply that outputs lower than 5 7 V DC and more than 6 3 V DC voltage when charging the installed BP 202 The optional BP 202 BATTERY PACK includes rechargeable Ni Cd batteries and can be charged approx 300 times Charge the battery pack before first operating the transceiver or when...

Page 10: ...m Aus tralia ONLY Other type of AC adapter or DC power cable with an external power supply may damage the transceiver The optional BP 202 can only be charged other AA R6 size rechargeable Ni Cd cannot be charged to DC 6V jack DC power cable AC adapter to a DC power supply to AC outlet Turn the power OFF When the installed Ni Cd battery is nearly exhausted and the function display blinks in intermi...

Page 11: ...T used Fix the 3 pin connector to the bottom of the charger with the adhesive tape etc to prevent catching or touching the 3 pin connector s terminals with the adapter s leads etc NOTE Put the Ni Cd battery adapter into the AD 105 rear slot when the BP 202 is attached to the transceiver Turn the power OFF When the installed Ni Cd battery is nearly exhausted and the function display blinks in inter...

Page 12: ...lch is open w Adjust the audio to a suitable level using VOL e Push and hold MODE for 1sec to close the squelch What is squelch A squelch circuit allows muting of undesired noise while receiving no signal and emit audio while receiving signals This provides quiet standby The MODE key changes the squelch setting This is useful to listen to weak signals that do not open the squelch PWR MODE Appears ...

Page 13: ...e displayed channel changes continuously until chan nel number 1 appears To keep the automatic selection release the Y or Z keys then push and hold them again When displayed channel stops at channel number 1 a beep is emitted NOTE The transceiver has 40 operating frequency channels The selected channel is memorised when the transceiver is turned off Y Z IC 4088S qxd 03 10 2 8 21 Page 9 1 1 ...

Page 14: ... your mouth or speak too loudly This may distort the sig nal The transmit indicator ap pears on the display e Release PTT to return to re ceive IMPORTANT To maximize the readability of the transmitted signal pause a few sec after pushing PTT hold the transceiver 10 to 15 cm from your mouth and speak at a normal voice level NOTE The transceiver has an auto power save function to conserve the batter...

Page 15: ...ight radios and as such transmission range are influenced by the degree to which you can see the other communicating party Large concrete struc tures and heavy foliage or transmission from inside a building or vehicle will reduce the talk power range Optimal range wide open areas free of obstructions Medium range large buildings or trees blocking your line of sight Minimum range mountainous areas ...

Page 16: ...channel number push MODE then select with Y or Z to can cel the group mode p 14 CAUTION As group mode is not com patible with repeater opera tion no audio will be heard w Push PWR momentarily to set repeater mode RPT appears in the display The duplex setting affects the selected channel only and the setting is retained after channel selection e Push and hold PTT to transmit The displayed channel a...

Page 17: ...itial Set Mode p 18 D Starting the scan While pushing Y push Z to start the scan flashes While pushing Z pushing Y also starts the scan Push Z or Y to change the scanning direction or resume the scan manually To cancel the scan push Z or Y while Y or Z is pushed or push PTT CH 40 CH 3 CH 2 CH 1 CH 4 CH 5 Z Y IC 4088S qxd 03 10 2 8 21 Page 13 1 1 ...

Page 18: ...et mode group mode OFF appears on the display w Push Y or Z to select the de sired code number e Push MODE twice to set the group code number and exit set mode To cancel the group mode oper ation q Push MODE to enter set mode Channel number disappears on the display w Push Y or Z to select group mode OFF e Push MODE twice to cancel the group mode and return to operating condition NOTE Only station...

Page 19: ...with silent stand by Only signals containing a specific group code can open the squelch This conveniently eliminates unwanted audio and is useful in group activities or security related activities where unwanted output can be a problem Note that CTCSS group mode is not private any one can receive your calls The IC 4088S is equipped with 38 tone codes for CTCSS GROUP MODE use Selecting a code appli...

Page 20: ...ber of a specific group answers a call the trans ceiver emits beep tones for 10 sec and blinks When no answer comes back the transceiver emits short faint beep tones r Push PTT to answer and to stop the beeps and flashing NOTE This function is available only when the called station has set the same group number and the same operating channels as you Call Ring Sends the ring tones during trans mit ...

Page 21: ...ST turn ON the voice scrambler func tion Otherwise the communication will not possible Initial set mode Initial set mode is accessed at power ON and allows the setting of seldom changed settings In this way the user can customize trans ceiver operations to suit specific preferences and operating style D D Entering initial set mode q While pushing MODE push PWR for 1 sec to enter initial set mode w...

Page 22: ...e scan PS Scan pauses until the sig nal disappears D D Time out timer The time out timer limits continuous trans mission time period to prevent accidental prolonged transmission such as when using the PTT hold function The time period can be specified within 1 30 min in 1 min steps D D Auto power OFF timer When signal is received or no opera tion is performed for the set period the transceiver tur...

Page 23: ...for nighttime operation and the lighting condition can be selected to suits a specific preference from Auto ON and OFF Auto At Lights when any switch except PTT is pushed When no key operation is performed for 5 sec the backlight goes OFF ON on Lights continuously OFF oF Never lights 10 OTHER FUNCTIONS IC 4088S qxd 03 10 2 8 21 Page 19 1 1 ...

Page 24: ...he battery is nearing exhaustion A warning beep is emitted while turn ing the power ON Blinks when battery replacement is necessary When the indicator blinks the trans ceiver may not be operated Not guaranteed Auto power save The power save function reduces the current drain to conserve battery power The function automatically turns ON when no operation is per formed and no signal is received for ...

Page 25: ...smit If no reply is received blinks until the next search transmit NOTE Above setting is for the calling station only A called party automatically sends an answer back signal without any preset tings All IC 4088S s operating on the same operating channel will answer back to the call in the surroundings communications area Resetting the transceiver Initialize the operating conditions before using t...

Page 26: ...ake sure that power to the transceiver is turned OFF other wise the transceiver may malfunction D Switch action SWITCH A B UP DOWN NORMAL Smart Ring Open squelch Change the oper ating channel number up Change the oper ating channel number down While holding HM 75A s PTT No function No function Smart Ring Call Ring A OFF ON LOCK B Lock switch Locks all switches except PTT Earphone jack PTT switch I...

Page 27: ...nstead of the supplied AC adapter p 7 HM 46 HM 75A HM 131 SPEAKER MICROPHONES HM 46 Compact size with transmission LED indicator HM 75A Remote control capability See p 22 for details HM 131 Compact and durable construction HM 128 EARPHONE MICROPHONE HS 85 HEADSET Over head arm style headset VOX and one touch PTT functions are avail able VS 1 VOX PTT CASE HS 94 HS 95 HS 97 Separated VOX PTT unit an...

Page 28: ...prox 200 g including 3 AA R6 batteries TRANSMITTER Output power 500 mW 20 at 4 5 V DC Maximum deviation Less than 5 0 kHz Spurious emissions Less than 30 dBm Ext mic connector 3 conductor 2 5 d mm 2 2 kΩ RECEIVER Receiver system Double conversion superheterodyne Sensitivity 20 dB SINAD Less than 0 2 µV 12 dB SINAD Selectivity More than 12 kHz 6 dB Spurious image rejection More than 40 dB Adjacent ...

Page 29: ...m Germany France Spain Russia and or other countries CH Freq CH Freq CH Freq CH Freq 1 476 425 11 476 675 21 476 925 31 477 175 2 476 450 12 476 700 22 476 950 32 477 200 3 476 475 13 476 725 23 476 975 33 477 225 4 476 500 14 476 750 24 477 000 34 477 250 5 476 525 15 476 775 25 477 025 35 477 275 6 476 550 16 476 800 26 477 050 36 477 300 7 476 575 17 476 825 27 477 075 37 477 325 8 476 600 18 4...

Page 30: ...se expressly provided any fault arising from defective work manship or material shall be rectified by Icom where the equipment is returned freight prepaid to Icom at 290 294 Albert Street Brunswick Victoria 3056 This warranty shall not apply a To an Icom Product which has failed due to improper installation misuse accident alteration or unauthorised repair or modifica tion b If any serial number o...

Page 31: ...urn of an accessory item Itemise these accessories on the note of explanation 3 If the requested repairs or services are within the terms of the war ranty your equipment will be returned after repair prepaid to any designated point within Australia 4 If the requested repairs or services are not within the terms of the warranty if you fail to provide acceptable evidence of the date of pur chase ret...

Page 32: ...INSTRUCTION MANUAL 1 1 32 Kamiminami Hirano ku Osaka 547 0003 Japan A 6258D 1AU q Printed in Japan 2003 Icom Inc IC 4088S qxd 03 10 2 8 21 Page 28 1 1 ...