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DLP-523
: Detailed Level Procedure
Page 13 of 30
NOTE:
To set switch to ON, depress rocker or slide switch toward side labeled
ON in figure. To set switch to OFF, depress rocker or slide switch toward
side labeled OFF in figure.
Determine timing mode from work order or office records. Refer to Table F and
Figure 2 and set timing mode as required for BBF2B/BBF2C TGS or BBF4
TG3 circuit pack(s).
Table F – BBF2B/BBF2C TGS/BBF4 TG3 Timing Mode Switch Settings
Timing Mode
*
Free Running
DS1 External, MULT Mode
Line Timing, MAIN
Line Timing, SYNC OUT Mode
DS1 External, SYNC OUT Mode
‡
Invalid
Invalid\(dd
Invalid\(dd
*
Factory default.
†
MAIN (MAIN 1) OLIU is default; FUNCTION UNIT C by set-sync command.
‡
If an invalid setting is selected, FAULT LED is lighted and an alarm is generated
(unexpected CP type or unexpected CP switches).
Figure 2 – BBF2B/BBF2C TGS/BBF4 TG3 Option Switch
Switch S1 Settings
S1-3
ON
OFF
†
ON
†
ON
†
ON
OFF
OFF
OFF
DDM-2000 OC-3 M
Issue 2, February 2000
S1-4
S1-5 (DS1 Output)
ON
OFF
ON
OFF
OFF
OFF
OFF
ON
ON
ON
OFF
ON
OFF
OFF
ON
ON
ULTIPLEXER
363-206-285
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