Icom IP740D Instruction Manual - Page 46

7 FOR YOUR REFERENCE Options (Continued) DDAbout the Side Tone function and headset The Side tone function (p. 6-7) works differ depending on the connected microphone, as shown below. LLUsable options may be added in the future. Ask your dealer for details of how they work. When the HM-238MC or VS-5MC is attached: The transceiver always outputs your voice to a headset. When the HM-163MC, HM-184, HM-222, HM-222H, HM-236, or VS-4MC is attached: The transceiver outputs your voice to a headset while holding down [PTT]. DDUsing the BC-227 desktop charger Charging time: approximately 4.4 hours for the BP-303. CAUTION: Before using the charger, read the ‛Battery caution' and ‛Charging caution' on the INSTRUCTIONS that boxed with the transceiver. Status indicator Light color Status Orange Charging Green Charging is completed. Blinks orange Charging failed. It may have some and green problems. NOTE: ••The transceiver MUST be turned OFF while charging. Otherwise: - The battery will not be charged properly. - The battery life may be shortened. ••Do not transmit while charging. When you need to transmit, remove the transceiver from the charger, and then turn ON the power. ••If the battery pack does not properly charge when it is attached to the transceiver, remove it from the transceiver and insert only the battery pack into the charger. Battery pack Turn OFF Power adapter* BC-227 Status indicator The CP-23L (for a 12 V cigarette lighter socket) can be used instead of the power adapter. *The shape may be different, depending on the charger version 7-5