8Trk Module; Figure 2.8 Block Diagram Of The 8Trk Board - Samsung OFFICESERV 7100 Service Manual

2.5.3 8TRK Module

The 8TRK module is a 8-port C.O. board and is mounted on the universal board of the
cabinet. Each port can be connected to general C.O. lines, private switch, or general phone
lines of another keyphone system. The module carries out the Real driver, Ring detection,
TSAC and CODEC control functions by TMC ASIC.
2.5.3.1 Block Diagram
The following figure shows the 8TRK board block diagram:
Address
&
Control
MBD Interface
© SAMSUNG Electronics Co., Ltd.
DATA
ASIC
STL7053
ASIC
STL7053

Figure 2.8 Block Diagram of the 8TRK Board

OfficeServ 7100 Service Manual
HYB
CODEC
&
Part
Matching
HYB
CODEC
&
Part
Matching
HYB
CODEC
&
Part
Matching
HYB
CODEC
&
Part
Matching
Line #1
Interface
Line #4
Interface
Line #5
Interface
Line #8
Interface
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