ADTRAN 1221045L2, Руководство по установке и обслуживанию

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4 61221045L2-5A
NOTE
These capacity guidelines were generated
through extensive testing per Bellcore guidelines
GR-487-CORE, requiring units to operate
normally at ambient temperatures up to 47
°
C,
with solar loading. When installing the
ADTRAN 239 H2R, refer to the ADTRAN
Installation/Maintenance practice or other
manufacturer’s documentation for the housing
being used.
NOTE
For use in other housings, the H2R dissipates a
maximum of 5.2 watts.
The ADTRAN 239 H2R is designed for deployment
using any 239-type repeater case.
3. FRONT PANEL FEATURES
The ADTRAN H2R front panel has three LEDs
indicating different states of the HDSL2 circuit.
Table 3
explains the meaning of the different LED
indicators.
Table 3. LED Indications
239 H2R
1221045L2
DSL
DSL CUST
NET
LL
(Y)
RL
(G)
D E L n o i t a c i d n I n o i t p i r c s e D
T E N L S D f f O
n e e r G d i l o S
n e e r G g n i h s a l F t s a F
n e e r G g n i h s a l F w o l S
w o l l e Y d i l o S
w o l l e Y g n i h s a l F w o l S
) c e s / 1 (
d e R d i l o S
d e R g n i h s a l F w o l S
C - U T 2 H e h t h t i w n o i t a z i n o r h c n y s o N
d e n i f e d r e s u e h t n a h t r e t a e r g n i g r a m R N S n a h t i w d e z i n o r h c n y S
d l o h s e r h T m r a l A n i g r a M R N S
h t i w e z i n o r h c n y s o t g n i t p m e t t A ) d n o c e s r e p s e m i t e e r h t g n i h s a l F (
C - U T 2 H e h t
n i g r a m R N S n a h t i w d e z i n o r h c n y S ) d n o c e s r e p e m i t e n o g n i h s a l F (
d n a , d l o h s e r h T m r a l A n i g r a M R N S d e n i f e d r e s u e h t n a h t r e t a e r g
p o o L d e n i f e d r e s u e h t n a h t r e t a e r g s i n o i t a u n e t t a e s l u p e h t
d l o h s e r h T m r a l A n o i t a u n e t t A
n a h t s s e l t u b B d 0 n a h t r e t a e r g n i g r a m R N S n a h t i w d e z i n o r h c n y S
d l o h s e r h T m r a l A n i g r a M R N S d e n i f e d r e s u e h t
n a h t s s e l t u b B d 0 n a h t r e t a e r g n i g r a m R N S n a h t i w d e z i n o r h c n y S
e s l u p e h t d n a , d l o h s e r h T m r a l A n i g r a M R N S d e n i f e d r e s u e h t
n o i t a u n e t t A p o o L d e n i f e d r e s u e h t n a h t r e t a e r g s i n o i t a u n e t t a
d l o h s e r h T m r a l A
B d 0 n a h t r e t a e r g n i g r a m R N S n a h t i w d e z i n o r h c n y S
n i g r a m R N S n a h t i w d e z i n o r h c n y S ) d n o c e s r e p e m i t e n o g n i h s a l F (
d e n i f e d r e s u e h t n a h t r e t a e r g s i n o i t a u n e t t a e s l u p e h t d n a B d 0 f o
d l o h s e r h T m r a l A n o i t a u n e t t A p o o L
T S U C L S D f f O
n e e r G d i l o S
n e e r G g n i h s a l F t s a F
n e e r G g n i h s a l F w o l S
w o l l e Y d i l o S
w o l l e Y g n i h s a l F w o l S
) c e s / 1 (
d e R d i l o S
d e R g n i h s a l F w o l S
R - U T 2 H e h t h t i w n o i t a z i n o r h c n y s o N
d e n i f e d r e s u e h t n a h t r e t a e r g n i g r a m R N S n a h t i w d e z i n o r h c n y S
d l o h s e r h T m r a l A n i g r a M R N S
h t i w e z i n o r h c n y s o t g n i t p m e t t A ) d n o c e s r e p s e m i t e e r h t g n i h s a l F (
R - U T 2 H e h t
n i g r a m R N S n a h t i w d e z i n o r h c n y S ) d n o c e s r e p e m i t e n o g n i h s a l F (
d n a , d l o h s e r h T m r a l A n i g r a M R N S d e n i f e d r e s u e h t n a h t r e t a e r g
p o o L d e n i f e d r e s u e h t n a h t r e t a e r g s i n o i t a u n e t t a e s l u p e h t
d l o h s e r h T m r a l A n o i t a u n e t t A
n a h t s s e l t u b B d 0 n a h t r e t a e r g n i g r a m R N S n a h t i w d e z i n o r h c n y S
d l o h s e r h T m r a l A n i g r a M R N S d e n i f e d r e s u e h t
n a h t s s e l t u b B d 0 n a h t r e t a e r g n i g r a m R N S n a h t i w d e z i n o r h c n y S
e s l u p e h t d n a , d l o h s e r h T m r a l A n i g r a M R N S d e n i f e d r e s u e h t
n o i t a u n e t t A p o o L d e n i f e d r e s u e h t n a h t r e t a e r g s i n o i t a u n e t t a
d l o h s e r h T m r a l A
B d 0 n a h t r e t a e r g n i g r a m R N S n a h t i w d e z i n o r h c n y S
n i g r a m R N S n a h t i w d e z i n o r h c n y S ) d n o c e s r e p e m i t e n o g n i h s a l F (
d e n i f e d r e s u e h t n a h t r e t a e r g s i n o i t a u n e t t a e s l u p e h t d n a , B d 0 f o
d l o h s e r h T m r a l A n o i t a u n e t t A p o o L
L R / L L n e e r G
w o l l e Y
e v i t c a s i R - U T 2 H e h t d r a w o t R 2 H e h t t a k c a b p o o l a s e t a c i d n I
e v i t c a s i C - U T 2 H e h t d r a w o t R 2 H e h t t a k c a b p o o l a s e t a c i d n I