Radius 350 - Setting Recall (Flash) Time and LCD Contrast; Setting Pulse;Tone Dialing Mode

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4. Setting RECALL (flash) time
- Press and hold the ENTER button for 4 sec.(On hook or Off
hook)
- The LCD will show : OPTIONS MENU  
- Using (Up) or (Down) button go to “SET FLASH TIME”
- Press ENTER to enter the menu
- The LCD will show : FLASH 300MS,
- Use (Up) or (Down) button to select the required flash
timing
- Then ENTER button to confirm and set the flash time.
Note:You have 4 options to choose from –100Ms, 300Ms, 600Ms,
1000Ms The UK standard being 100Ms
5. Setting LCD contrast
- Press and hold the ENTER button for 4 sec.(On hook or Off
hook)
- The LCD will show : OPTIONS MENU  
- Using (Up) or (Down) button go to “LCD CONTRAST”
- Press ENTER to enter the menu
- The LCD will show : CONTRAST 3,
- Use (Up) or (Down) button to select the required LCD
contrast level
- Then ENTER button to confirm and set the LCD
contrast level.
6. Setting Pulse/Tone dialing mode
The Radius 350 is factory set for TONE Dialling. Should you need
PULSE dialling proceed as follows:
- Press and hold the ENTER button for 4 sec.(On hook or Off
hook)
- The LCD will show : OPTIONS MENU  
- Using (Up) or (Down) button go to “SET TONE/PULSE”
- Press ENTER to enter the menu
- The LCD will show : TONE,
- Use (Up) or (Down) button to select the required dialing