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SYMBOL
CIRCUIT CARD
DRE
PZ-CC94/PZ-23ELCK
Note 5: Switch setting specifying the Equalizer
(The distance between the DRU and the PCM MUX)
0 ~ 266 feet
266 ~ 534 feet
534 ~ 800 feet
800 ~ 1066 feet
1066 ~ 1310 feet
For in-premises direct installation
Note 6: Switch setting for transmission line code (ZCS)
B7 Stuffing
B8ZS
Note 7: Switch setting for Loop-Back Test
When loop-back test is not performed
(Normal setting)
When setting the DRE to Remote Loop-Back
When setting the DRE to Local Loop-Back Check
When setting the DRE to Remote Loop-Back Check
ND-45383 (E)
Contents
Static Sensitive
Handling
Precautions Required
SW71-1
SW71-2
:
ON
ON
:
ON
ON
:
ON
OFF
:
ON
OFF
:
OFF
ON
:
OFF
ON
SW71-5
:
ON
:
OFF
SW71-6
SW71-7
:
OFF
OFF
:
ON
OFF
:
OFF
ON
:
ON
ON
Revision CD 1.0
ATTENTION
SW71-3
ON
OFF
ON
OFF
ON
ON
CHAPTER 3
Page 59
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