DOWNLOAD Panasonic KX-NCV200BX / KX-TVM204X / KX-TVM296X (serv.man3) Service Manual ↓ Size: 10.31 MB | Pages: 127 in PDF or view online for FREE

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This Slot Interface Circuit is dedicated for a 4-port Digital Interface Card (KX-TVM204). It consists of a DSP, ECO chip control 8 bit
control bus, 8M serial bus McBSP1 for sending/receiving voice data, the serial bus for DPT signal control, various control signals,
the card power supplies, and the identification signal of each card. The interface is made up of CN105 and CN106 slot connectors,
and up to three KX-TVM204 at maximum can be stacked on each slot connector. Up to six KX-TVM204 (24 ports) can be imple-
mented on A and B slots collectively.

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This HDD Interface Circuit is a 40 pin ATA interface for 3.5" HDD. ATA mode 4-ready IORDY is supported. Multiword DMA transfer
is also available. Ultra DMA is not supported. This system operates in PIO transfer mode.

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For remote maintenance, the board provides a slot for a modem card. Serial send/receive signal for sending/receiving data with
modem IC, 3.3v power supply, and reset signal capable of separately resetting only the modem are reserved.