Aethra d2000 lite ユーザーズマニュアル
ISDN TESTER AND ANALYZER D2000
PRO
/D2000Lite/D2000 USER’S MANUAL
13.3. Basic
Rate
Layer 1, S/T Interface
PHYSICAL INTERFACE
4- wire line bus
CHANNEL STRUCTURE
2B + D
LINE CODE
Modified AMI
COMPLIANCE
ITU-T (CCITT) Rec. I.430, ETS 300
012
012
TOTAL BIT RATE
192 Kb/s
NET BIT RATE
144 Kb/s
CONNECTOR
RJ 45 (ISO 8877), pin 3, 6, 4, 5
IMPEDANCE
menu-selectable, high impedance or
100
100
Ω
Layer 1, U Interface
PHYSICAL INTERFACE
2-wire line bus
TRANSMISSION METHOD
transmission with echo cancellation
CHANNEL STRUCTURE
2B + D
2B1Q LINE CODE
complies with ETR 080 (TS 101 080
V.1.3.1) and ANSI TI.601 (1988)
V.1.3.1) and ANSI TI.601 (1988)
4B3T LINE CODE
complies with ETR 080 (TS 101 080
V.1.3.1)
V.1.3.1)
NET DATA RATE
144 Kb/s
CONNECTOR
one RJ45 (ISO 8877) connector for
both interfaces, pin 4 and 5
both interfaces, pin 4 and 5
162
CHAPTER 13 - SPECIFICATIONS