System Outline
Installation Manual
41
Power Unit Functions
1.
Power supply (+5.9 V DC, 15 V DC, GND) for a shelf.
2.
Power failure detection.
A circuit in power unit detects power failures of +5.9 V DC, 15 V DC, AC Voltage, and
3 power alarm signals are sent to CPU card as DC alarm, AC alarm and Heat alarm.
3.
Generation of bell signal. (25 Hz, 75 Vrms)
CPU (KX-TD50101) Card Functions
1.
Call process and basic shelf main protocol (Microprocessor 80386EX).
Time switch (TSW) control, detection of system clock alarm, basic shelf power down and
expansion shelf power down alarm, watchdog timer overflow.
2.
System switch interface.
There are Operation Switch (MODE) (10 modes, 0 to 9) and System Switch (SYSTEM) (10
modes, 0 to 9) on the CPU rotary switch.
3.
Terminal interface.
CPU card has two RS-232C terminal interfaces.
CPU (KX-TD50101) Card Operation
1.
Operation Switch (MODE) and System Switch (SYSTEM) are set by turning with
screwdriver.
2.
Reset switch is non-lock push switch.
3.
LED for battery alarm lights when voltage of Lithium-battery becomes too low (less than
2.5 V).
4.
LED for watchdog lights when the software is running away.
TSW Card Functions
1.
Time switch.
Capability of switching voice is 768ch 768ch.
2.
Generation of call progress tones.
Call progress tones are dial tone, busy tone, reorder tone and ringback tone.
3.
Conference circuit.
TSW card has 3-party 8 conference's circuits.
For CO-to-CO speech amplifier AGC card can be inserted to a free slot of basic or
expansion shelf.
4.
Paging interface.
TSW card has 2 pre-amplifier circuits for paging. In order to adjust volume, each amplifier
circuit is equipped with a knob.
5.
Music-in interface.
TSW card has 2 interface circuits for music on hold or BGM.
Содержание KX-TD500
Страница 18: ...Table of Contents 18 Installation Manual ...
Страница 54: ...System Outline 54 Installation Manual ...
Страница 156: ...Installation 156 Installation Manual Note Four CO lines are available for the Caller ID service with one Caller ID card ...
Страница 178: ...Installation 178 Installation Manual ...
Страница 182: ...Maintenance Console Guide 182 Installation Manual 4 Click if you accept License Agreement ...
Страница 208: ...Maintenance Console Guide 208 Installation Manual ...
Страница 271: ...Utility Installation Manual 271 4 Click Capture off The system creates a Log File ...
Страница 272: ...Utility 272 Installation Manual ...