Table 3.8 Electrical Characteristics Of The Pri Trunk Line; Table 3.9 Electrical Characteristics Of The Dli Line; Table 3.10 Electrical Characteristics Of The Gwim Interface (V.35 Interface) - Samsung OfficeServ 7400 General Description Manual

CHAPTER 3. OfficeServ 7400 Specifications
The electrical characteristics of the ISDN (PRI) interface comply with the ITU I.431 and
ETS 300 011 standards
Categories
Transmission speed
Code
Pulse type
Nominal and pulse
Transmission media
Load resistance
Indicated (pulse) nominal peak voltage
Blank (non-pulse) peak voltage
The electrical characteristics of the Digital Line Interface (DLI) are shown in the table
below:
Transmission speed
Code
Pulse type
3.2.1.2. Signalling Type of the Dedicated Line
Electrical Characteristics of the GWIM Interface
The electrical characteristics of the V.35 interface are shown in the table below:

Table 3.10 Electrical Characteristics of the GWIM Interface (V.35 Interface)

Maximum transmission speed
Transmission code
Number of transmission lines
Characteristic resistance
Indicated (pulse) nominal peak voltage
Input Differential Threshold
3-6

Table 3.8 Electrical Characteristics of the PRI Trunk Line

Table 3.9 Electrical Characteristics of the DLI Line

Categories
Categories
Specifications
2048 kbit/s ±50 ppm
High Density Bipolar of Order 3 (HDB3)
Regular square wave: When indicating all valid signals,
comply with the mask (I.403) regardless of the codes.
244 ns
A pair of twisted lines
120 Ω
3.00 V
0 ±0.300 V
Specifications
38144 kbit/s
AMI (Alternate Mark Inversion)
Typical AMI Waveform
Specifications
10 Mbit/s
V.35 driver
18 EA
100 Ω
±2 V
±80 mV
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