Adtran 239 H4R Manuel d'utilisateur télécharger pdf

JOBAID

239 H4R

CLEI: T1R5YP3D_ _

239 H4R

1221445L1

LP1

NET

LP2

LP1

LP2

LL RL

(Y) (G)

CUST

61221445L1-22B

0205

CARD EDGE PIN ASSIGNMENTS

LOOPBACK AND CONTROL CODES

Refer to the Installation and Maintenance Practice of the H4TU-C or H4TU-R used in

the circuit for a list of loopback codes.

■ For a complete Installation and Maintenance Practice (P/N 61221445L1-5) faxback: (877) 457-5007, faxback Document 755. Please have your fax number ready. ■

C A U T I O N C A U T I O N !

SUBJECT TO ELECTROSTATIC DAMAGE

OR DECREASE IN RELIABILITY.

HANDLING PRECAUTIONS REQUIRED.

STATUS LEDs

LP1/LP2 NET ●● Off No span power present

● Solid Green Synchronized with an SNR margin greater than the user defined SNR

Margin Alarm Threshold

✷ Fast Blinking (Blinking 3 times per second) Attempting to synchronize with the

Green H4TU-C

✷ Slow Blinking (Blinking 1 time per second) Synchronized with an SNR margin

Green greater than the user defined SNR Margin Alarm Threshold and the

pulse attenuation is greater than the user defined Loop Attenuation

Alarm Threshold

● Solid Yellow Synchronized with an SNR margin greater than 0 dB but less than

the user defined SNR Margin Alarm Threshold

✷ Slow Blinking Synchronized with an SNR margin greater than 0 dB but less than the

Yellow user defined SNR Margin Alarm Threshold and the pulse attenuation

is greater than the user defined Loop Attenuation Alarm Threshold

● Solid Red Synchronized with an SNR margin of 0 dB

✷ Slow Blinking (Blinking 1 time per second) Synchronized with an SNR margin of 0 dB

Red and the pulse attenuation is greater than the user defined Loop

Attenuation Alarm Threshold

LP1/LP2 CUST ●● Off No span power present

● Solid Green Synchronized with an SNR margin greater than the user defined SNR

Margin Alarm Threshold

✷ Fast Blinking (Blinking 3 times per second) Attempting to synchronize with the

Green H4TU-R

✷ Slow Blinking (Blinking 1 time per second) Synchronized with an SNR margin

Green greater than the user defined SNR Margin Alarm Threshold and the

pulse attenuation is greater than the user defined Loop Attenuation

Alarm Threshold

● Solid Yellow Synchronized with an SNR margin greater than 0 dB but less than the

user defined SNR Margin Alarm Threshold

✷ Slow Blinking Synchronized with an SNR margin greater than 0 dB but less than the

Yellow user defined SNR Margin Alarm Threshold and the pulse attenuation

is greater than the user defined Loop Attenuation Alarm Threshold

● Solid Red Synchronized with an SNR margin of 0 dB

✷ Slow Blinking (Blinking 1 time per second) Synchronized with an SNR margin of 0 dB

Red and the pulse attenuation is greater than the user defined Loop

Attenuation Alarm Threshold

LL/RL ● Green Indicates a loopback at the H4R toward the H4TU-R is active

● Yellow Indicates a loopback at the H4R toward the H4TU-C is active

✷ Blinking Armed but not in loopback.

Yellow

Pin No. Designation Description Pin No. Designation Description

1 GND Ground 7 NC No Connection

2 NC No Connection 8 T Network Loop 2 Tip

3 T1 Customer Loop 1 Tip 9 R Network Loop 2 Ring

4 R1 Customer Loop 1 Ring 10 GND Ground

5 T1 Network Loop 1 Tip 11 T Customer Loop 2 Tip

6 R1 Network Loop 1 Ring 12 R Customer Loop 2 Ring

#61221445L1-22B#

239 H4R

1 2

Résumé du contenu

Page 1 - #61221445L1-22B#

JOBAID239 H4RCLEI: T1R5YP3D_ _239 H4R1221445L1LP1NETLP2LP1LP2LL RL(Y) (G)/CUST61221445L1-22B0205CARD EDGE PIN ASSIGNMENTSLOOPBACK AND CONTROL CODESR

Page 2 - WARRANTY

HDSL4 LOOP SPECIFICATIONS FOR OPTIMUM OPERATIONNOTE: The H4TU-Cs P/N 1221401L6, 1221403L6, 1221404L6 support only one H4R in the HDSL4 circuit. HDSL4

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Adtran 239 H4R Manuel d'utilisateur

Naviguer en ligne ou télécharger Manuel d'utilisateur pour Matériel Adtran 239 H4R. ADTRAN 239 H4R User Manual Manuel d'utilisatio

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