Samsung OFFICESERV 7100, Service Manual

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CHAPTER 12 .
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2-30
© SAMSUNG Electronics Co., Ltd.
2.5.8.2 Block Diagram-SLI
SLI block diagram of 8HYB/8COMBO board is as follows:
Figure 2.16 8HYB/8COMBO SLI Block Diagram
2.5.8.3 Main Features
Main features of 8HYB/8COMBO board are as follows:
y
Analog and digital extension
y
20/25 Hz ring generation
y
DTMF/dial pulse detection
y
Hook-off/on detection
y
Tone generation
y
8 analog extension ports, 8 digital extension ports
y
The SLI function of 8 ports and the DLI function with 8 ports in one board.
y
By using 8 RJ-45 ports, 16 ports are configured. The internal #4, 5 pins are used as the
SLI port, and the #7, 8 pins are used as the DLI port.
RJ-45 x 8
TIP, Ring Signal
PFT
relay
Relay x 8
Transformer x 8
RING
Generator
Balance
Hybrid x 2
CODEC IC
TP3057 x 8
* 8Port=8
IC ASIC
SBS 9401
HOS 0~7
Dual Color LED x 8
Decoder
30 Pin x 2 Connectors(to Mother Board)
CLK
HWTx
HWRx
FSX x 8
CS0, CS1,
CARD ID
Address
BA4~16
CDEN, Data
BD8~16
Analog parts
Digital parts
* 8Port=8
* 8Port=8
* 8Port=2