User manual

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4.5 SHDTU03b-E1/T1
4.5.1. SHDTU03b-E1/T1 -- E1 Interface mode
Interface
E1 T1
NTU
Type
STU-R STU-C-INTCLK STU-C-EXTCLK
Annex A B F G
PSD SYM ASYM
SNR Margin
(-10~21)
SHDSL
Pair Mode 1 Pair 2 pair (For SHDTU03bA-E1/T1 only)
Channel
PCM31 PCM31C PCM30 PCM30C Unframed
Pass Through Off On
Slot Number
First Slot
Code HDB3 AMI
AIS Off On
E1
Build Outs 75 Ohm 120 Ohm
Channel SF ESF Unframed
Slot Number
First Slot
LBO 0~133ft 133~266ft 266~399ft 399ft~533ft 533~655ft
T1
AIS Off On
When SHDSL.bis using 2-pairs(4-wires), the E1 or T1 time slot number can only use even number
When E1 framer is PCM31C and PCM30C and set pass through ON, no fractional function can be use.