Panasonic KX-TD500 User Manual page 253

O
Conditions
• This feature is available for KX-T7400 series PT only.
• If the SP-PHONE button is pressed during a handset call, either Off-Hook Monitor or
SP-PHONE mode (hands-free mode) will be established. This is determined by
System Programming (Section 4.2.7 System - System Option, (20) Off-hook
Monitor" in the Installation Manual).
• Making an OHCA call is not available if the other extension is in Off-Hook Monitor
mode.
Programming References
• System Programming — Installation Manual, Section 4
4.2.7 System - System Option
Feature References
Hands-free Operation
4-138
Station Features and Operation
4.3 Station Features and Operation
— (20) Off-hook Monitor