CHAPTER 1.
Error! Use the Home tab to apply
제목
1,
장
제목
1 to the text that you want to appear here.
1-10
© SAMSUNG Electronics Co., Ltd.
E1 C.O. Signaling
The electric characteristics of E1 C.O. line observes ITU G.703 and G.704 standards.
Table 1.8 Electric Characteristics of E1 C.O. line
Category
Description
Transfer Rate
2048 kbit/s ± 50 ppm
Code
HDB3(High Density Bipolar of Order 3)
Pulse Type
In general, square wave: All effective signals are displayed
under mask(G. 703) regardless of their codes.
Signal Standard, Signaling Method
ITU G.703 and G.704 standards are satisfied
Nominal Value and Pulse
244 ns
Jitter of I/O Port
ITU G.823 is satisfied
Transfer Media
Twisted-pair line
Load Resistance
120
Ω
Display(Pulse) Nominal Peak Voltage 3.00 V
Blank(No-Pulse) Peak Voltage
0 ±0.300 V
ISDN Interface Transfer Signaling
The electric characteristics of ISDN(BRI) interface observes ITU I.430 and ETS 300 012
standards.
Table 1.9 Electric Characteristics of BRI C.O. line
Category
Description
Transfer Rate
192 kbit/s ±100 ppm
Code AMI
Pulse Type
Mask characteristics satisfy ITU I.403.
Transfer Media
Twisted-pair line
Load Resistance
120
Ω
Display(Pulse) nominal Peak Voltage
2.75 V
The electric characteristics of the ISDN(PRI) interface observes ITU I.431 and ETS 300
011 standards.
Table 1.10 Electric Characteristics of PRI C.O. line
Category
Description
Transfer Rate
2048 kbits/s ± 50 ppm
Code
HDB3(High Density Bipolar of Order 3)
Pulse Type
The mask characteristics satisfies ITU I.403 standard.
Nominal and Pulse
244 ns
Содержание OFFICESERV 7100
Страница 1: ...Ed 00 OfficeServ 7100 Service Manual ...
Страница 33: ...OfficeServ 7100 Service Manual SAMSUNG Electronics Co Ltd 1 15 ...
Страница 189: ...OfficeServ 7100 Service Manual SAMSUNG Electronics Co Ltd 5 3 Soldering Side ...
Страница 191: ...OfficeServ 7100 Service Manual SAMSUNG Electronics Co Ltd 5 5 5 3 4DLM Part Side Soldering Side ...
Страница 193: ...OfficeServ 7100 Service Manual SAMSUNG Electronics Co Ltd 5 7 5 5 4SLM Part Side Soldering Side ...
Страница 195: ...OfficeServ 7100 Service Manual SAMSUNG Electronics Co Ltd 5 9 5 7 TEPRI2 Board Part Side ...
Страница 197: ...OfficeServ 7100 Service Manual SAMSUNG Electronics Co Ltd 5 11 5 8 8COMBO Part Side ...
Страница 199: ...OfficeServ 7100 Service Manual SAMSUNG Electronics Co Ltd 5 13 5 9 16DLI2 Part Side ...
Страница 201: ...OfficeServ 7100 Service Manual SAMSUNG Electronics Co Ltd 5 15 5 10 MGI16 MGI32 Part Side ...
Страница 203: ...OfficeServ 7100 Service Manual SAMSUNG Electronics Co Ltd 5 17 5 11 16SLI2 16MWSLI Part Side ...
Страница 205: ...OfficeServ 7100 Service Manual SAMSUNG Electronics Co Ltd 5 19 5 12 8TRK Board Part Side ...
Страница 207: ...OfficeServ 7100 Service Manual SAMSUNG Electronics Co Ltd 5 21 5 13 PLIM Board Part Side ...
Страница 209: ...OfficeServ 7100 Service Manual SAMSUNG Electronics Co Ltd 5 23 5 14 Modem Part Side Soldering Side ...