
154
Installation and Verification Manual
4
Self Test Overview
DCC Loopback Connector
(Only required if DCC ADD/DROP
TEST or All tests are selected)
•
Connect DCC loopback plug to 9-pin DCC port P/N
J2125-65011
Loopback connections for option 106
C A U T I O N
Safety precautions care and connection cleanliness must be observed
to ensure that the optical connections are not damaged or degraded.
Ensure the recommended optical attenuation is present in all optical
loopback connections as failure to do so could cause self test failure or
damage to the optical receivers.
jlkjkljkljl
kkkkkkkk
iii
Optical Loopback
Patch Cords shown
for option 106 - Dual
Wavelength.
15 dB Optical Attenuators
to ensure level is within
Receiver Input Range
PDH/DSn Electrical
Loopback Cabling (only
required if Option 012 is
fitted).
jlkjkljkljl
kkkkkkkk
iii
B
C
D
E
DCC Loopback
connector only
required for
DCC ADD/DROP
(or All Tests)
A
F
panther3_iv.book Page 154 Wednesday, January 15, 2003 12:03 PM