Operation Manual
Table Of Contents
- IMPORTANT
- Section 1 ACCESSORIES
- Section 2 PREPARATION
- Section 3 BASIC OPERATION
- Section 4 ADVANCED OPERATION
- Section 5 SCAN OPERATION
- Section 6 MENU SCREEN
- Section 7 NXDN™ OPERATION
- NXDN™ system operation
- Transmitting a call
- Receiving a call
- Roaming function (For Multi-site Trunking operation)
- Site Lock function (For Multi-site Trunking operation)
- Site Select function (For Multi-site Trunking operation)
- Incoming list
- Outgoing list
- Encryption function
- Over The Air Programming (OTAP) function
- Section 8 MDC 1200 SYSTEM OPERATION
- Section 9 BIIS 1200 SYSTEM OPERATION
- Section 10 VOICE RECORDER FUNCTIONS
- Section 11 Bluetooth® OPERATION
- Bluetooth® Wireless Technology operation
- Turning ON the Bluetooth® function
- Pairing with a headset or a data device
- Headset settings
- Accepting a pairing request from a Bluetooth® device
- Disconnecting from a Bluetooth® device
- Deleting a Bluetooth® device from the pairing list
- Resetting the installed Bluetooth® unit
- The maximum number of paired devices
- Section 12 OTHERS
- Section 13 OPTIONS

3
BASIC OPERATION
3-10
You can use the Key Lock function to prevent
accidental channel changes and unnecessary function
access�
L All assignable keys except the following are
electronically locked: [Monitor], [Light], [Lock],
[Call], [Emergency], and [Surveillance]. Also, [PTT]
and [Power] are usable�
Hold down [LOCK] for 1 second to turn the Key Lock
function ON or OFF�
Lock
ON
• “Lock ON” is displayed when the Key Lock function is ON�
Lock
OFF
• “Lock OFF” is displayed when the Key Lock function is
OFF�
Key Lock function