ADTRAN PSD 239 H2R HDSL2 LOOP SPECIFICATIONS FOR OPTIMUM OPERATION, Unit Resistance, Warranty

TURNUP & TROUBLESHOOTING GUIDE

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61221045L2-22A

HDSL2 LOOP SPECIFICATIONS

FOR OPTIMUM OPERATION

First Segment (Between the H2TU-C and H2R)

■Cable pairs must be non-loaded

■No single Bridged Tap > 2 kft

■Total Bridged Tap < 2.5 kft

■Maximum loop resistance is 850 Ω with 196 kHz Insertion loss < 35 dB

■Pulse attenuation (LOSS on HDSL Current System Status Screen)< 30 dB

■SNR Margin of 6 dB or higher, with no fluctuation on either loop

■Impulse noise < 50 dBrn as measured using a 50 kb filter

■Wideband Noise < 31 dBrn as measured using a 50 kb filter

■Internal Clock Accuracy +25 ppm (exceeds Stratum 4)

Second Segment (Between the H2R and H2TU-R)

■Cable pairs must be non-loaded

■No single Bridged Tap > 2 kft

■Total Bridged Tap < 2.5 kft

■Maximum loop resistance is 740 Ω with 196 kHz Insertion loss < 31.25 dB

■Pulse attenuation (LOSS on HDSL Current System Status Screen)< 27 dB

■SNR Margin of 6 dB or higher, with no fluctuation on either loop

■Impulse noise < 50 dBrn as measured using a 50 kb filter

■Wideband Noise < 31 dBrn as measured using a 50 kb filter

■Internal Clock Accuracy +25 ppm (exceeds Stratum 4)

UNIT RESISTANCE

Measurements are with no power applied

H2R 239 = Open circuit

H2TU-C VMDF H2R H2TU-R

A	B		C	D
t-r Voltage	t-r Voltage		t-r Voltage	t-r Voltage
185	185		140 - 160	130 - 155
ADTRAN 239 REPEATER HOUSINGS
PART #	Description	H2R Capacity	CLEI CODE*	Material
1150027L1	4-slot Air Stub	TBD*	DDMOABA1MA	Stainless Steel
1150027L2	4-slot Gel Stub	TBD*	DDMOBBA1MA	Stainless Steel
1152010L3	2-slot Gel Stub	TBD*	DDMOBAE1RA	Valox Plastic
1152010L4	2-slot Air Stub	TBD*	DDMOAAE1RA	Valox Plastic
1150057L1	4-slot Air Stub	TBD*	DDMODAO1RA	Stainless Steel
1150057L2	4-slot Gel Stub	TBD*	DDMOCAO1RA	Stainless Steel
1150058L1	8-slot Air Stub	8	DDMOEEO1RA	Stainless Steel
1150058L2	8-slot Gel Stub	8	DDMOFE01RA	Stainless Steel
1190816L1	16-slot Air Stub	TBD*	DDMOES0IRA	Stainless Steel
1190816L2	16-slot Gel Stub	TBD*	DDMOFS0IRA	Stainless Steel

WARRANTY

Warranty for Carrier Networks products manufactured by ADTRAN and supplied under Buyer’s order for use in the U.S. is ten (10) years. For a complete faxback copy of ADTRAN’s U.S. and Canada Carrier Networks Equipment Warranty: (877) 457-5007, Document # 414.

COMPLIANCE

This product complies with UL 1950, third edition. It is intended for installation in restricted access locations only and in equipment with a Type “B” or “E” installation code. Ensure chassis ground is properly connected.

Code	Input	Output
Power Code (PC)	C	C
Telecommunication Code (TC)	X	X
Installation Code (IC)	A	–

H2R 239 DEPLOYMENT IN OTHER HOUSINGS

Company	Description	H2R Capacity		Material
		Above Ground	Below Ground
819 Style
AT&T, Keptel, ABACON	25-slot	TBD*	TBD*	Polymer
SPC/ADC Radiator II	16-slot Air Stub	16	16	Stainless Steel
SPC/ADC Radiator II	16-slot Gel Stub	16	16	Stainless Steel
AT&T, Keptel	12-slot Air Stub	TBD*	TBD*	Polymer
ABACON	12-slot Air Stub	TBD*	TBD*	Polymer
ABACON	12-slot Gel Stub	TBD*	TBD*	Polymer
ABACON	16-slot Air Stub	TBD*	TBD*	Polymer
ABACON	16-slot Gel Stub	TBD*	TBD*	Polymer
820 Style
Antec/Arris	8-slot Air Stub	TBD*	TBD*	Polymer

*H2R capacity testing is in progress, and results will be avalable in Q4 2001.