52PANEL DESCRIPTION2!1 POSITION INDICATOR➥ Shows the current position data when a GPS re-ceiver is connected, or the time data is manually pro-grammed.• “??” may blink every 2 sec. instead of position data whenthe GPS position data is invalid. The last position data isheld for 23.5 hours only, and after that, “No Position”will appear.• “??” may blink every 2 sec. instead of position data, after4 hours have passed from the time that is manually pro-grammed. The manually programmed position data is held for23.5 hours only, and after that, “No Position” will ap-pear.➥ “No Position” appears when no GPS receiver isconnected and no position data is input manually.!2 SCAN INDICATOR➥ “PRI-SCAN 16” appears during Priority scan;“NORMAL SCAN” appears during Normal scan. (p. 13)➥ “DUAL 16” appears during Dualwatch; “TRI 16” ap-pears during Tri-watch. (p. 14)!3 SCRAMBLER INDICATOR (p. 11)Appears when the voice scrambler function is activated.(only when the optional scrambler unit is installed.)!4 BUSY/TRANSMIT INDICATOR (p. 8)➥ “BUSY” appears when receiving a signal or when thesquelch opens.➥ “TX” appears while transmitting.■ MicrophoneMicrophoneSpeakerwqeq PTT SWITCH [PTT]Push and hold to transmit; release to receive. (p. 8)w CHANNEL UP/DOWN KEYS [Y]/[Z]➥ Push either key to change the operating memory chan-nel, Set mode settings, etc. (pp. 6, 7, 55)➥ Checks TAG channels, changes scanning direction orresumes the scan manually during scan. (p. 13)e TRANSMIT POWER KEY [HI/LO]➥ Toggles power high and low when pushed. (p. 8)• Some channels are set to low power only.➥ While pushing and holding [HI/LO], turn power ONto toggle the Microphone Lock function ON or OFF.(p. 10)