Icom IC-M25 Instruction Manual - Page 35

11 TROUBLESHOOTING PROBLEM POSSIBLE CAUSE SOLUTION REF. 1 The transceiver does not turn ON. • The battery is exhausted. • Charge the battery. Page 3 2 No sound from speaker, or sound • The squelch level is too high. is muffled. • Volume level is too low. • A djust the squelch level. • A djust the volume level. Page 11 Page 10 3 • The Volume Mute function is ON. • Turn OFF the function. Page 12 4 • S peaker has been exposed to water. • Remove water from the speaker grill. Page 13 5 Transmitting is impossible, or high • S ome channels are limited to low • Select a different channel. Pages 6 power can not be selected. power or only receive. • The output power is set to low. • The battery is exhausted. • Push [Hi/Lo] to select high power. 31, 32, 33 7 Page 11 8 • Charge the battery. Page 3 9 The displayed channel cannot be • The Lock function is activated. • Hold down [ ] (Hi/Lo) for 1 second to Page 12 changed. turn OFF the function. 10 Scan does not start No beep sounds. • Less than 2 channels are set as • Set desired channels as Favorite Page 15 11 Favorite channel. channels. (Only Favorite channels are scanned.) 12 • Beep Tone function is turned OFF. • T urn ON the Beep Tone in the Set mode. Page 18 13 The battery icon blinks, and "Er" • T he battery is charged outside • Keep the transceiver in a cool place until - 14 and "CHG" are displayed. the charging temperature range of the internal battery cools down. 0°C (+32°F) to +45°C (+113°F). 15 • T he battery temperature becomes 16 hot such as after continuously transmitting for long time. The battery cannot be fully charged. • T he transceiver power is turned • T urn OFF the transceiver's power, and Page 3 ON while charging. then charge the battery again. • T he internal battery has becomes • Replace the internal battery. Ask your Page 24 weak. dealer for details. 27