Panasonic KX-TDE0101RU (serv.man2) Service Manual ▷ View online
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KX-TDE0101RU
4.3.
Outline
4.3.1.
IPCMPR Card
This card is the main control section of this unit. It controls all the cards mounted on the free slots, and communication of RS-
232C ports.
The front of the IPCMPR card is equipped with two LEDs (LED1 and LED2) that indicate the operating status of this card, two
rotary switches used to decide a system operation mode, and a push switch used to execute the system reset.
This control circuit execute the control signals for the exchange process, and this card is composed of the following
(A) 32bit CPU (32bit data bus)
(B) DDR_SDRAMs, SRAM
(C) Flash memory
(D) Lithium Battery for back-up of clock IC and Static RAM
232C ports.
The front of the IPCMPR card is equipped with two LEDs (LED1 and LED2) that indicate the operating status of this card, two
rotary switches used to decide a system operation mode, and a push switch used to execute the system reset.
This control circuit execute the control signals for the exchange process, and this card is composed of the following
(A) 32bit CPU (32bit data bus)
(B) DDR_SDRAMs, SRAM
(C) Flash memory
(D) Lithium Battery for back-up of clock IC and Static RAM
4.3.2.
Power Supply Unit
This unit is switching regulator power supply and supplies DC voltages to IPCMPR card, optional card (free slot).
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KX-TDE0101RU
4.3.3.
System Control
4.3.3.1.
System Control Block Diagram
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KX-TDE0101RU
4.3.3.2.
Voice (TDM Highway) Bus Block Diagram
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KX-TDE0101RU
4.3.3.3.
Voice Bus Logical Assignment
4.3.3.4.
Back Board Signaling
Back board waveform of TDM bus for voice
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