Canon FAX-L800 manual Offhook Alarm, 16-6Summary of Important Settings Chapter

9.OFFHOOK ALARM	Turn the off hook alarm off or on, which alerts you if the optional
	handset is not in the handset cradle.
ON	Offhook alarm sounds if optional handset or extension telephone is
	left off the hook.
OFF	No offhook alarm.
10.VOLUME CONTROL	Adjust the volume of the fax unit.
1.KEYPAD VOLUME	1 (0 to 3)
2.ALARM VOLUME	1 (0 to 3)
11.TEL LINE TYPE	Set the telephone line type. (Q3-10)
TOUCH TONE	The telephone line is set for touch-tone dialling.
ROTARY PULSE	The telephone line is set for rotary pulse dialling. If you need to dial
	into an information service that requires tone dialling, use the
	TONE/+ button on the operation panel. (Q12-3)
12.R-KEY SETTING	The R-KEY setting allows you to set how the fax connects to PBX. If
	your fax unit is not connected through a PBX, you can ignore these
	settings.
PSTN	The fax is connected to the outside line.
PBX	The fax is connected through a PBX. Select one of the following
	settings, depending on the type of PBX in service. Three settings are
	available:
	HOOKING
	EARTH CONNECTION
	PREFIX	If you select PREFIX, you can set a
		number up to 20 digits long.

16-6Summary of Important Settings Chapter 16