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ADCP-61-471 • Issue 4 • June 2000 • Section 2: Operation and Maintenance
2-244
© 2000, ADC Telecommunications, Inc.
DLP-576
Page 1 of 2
TBOS CHASSIS DAISY-CHAINING
Summary:
This procedure provides instructions for daisy-chaining one TBOS link to several
chassis configured for compressed TBOS. Up to four chassis can be connected in this manner.
1) Assign a different address in the range 0 through 7 to each of the compressed displays
available on the link.
Reference:
DLP-549 Serial Port Configuration
2) Make sure each chassis in the chain has an MPU installed.
Reference:
DLP-502 MPU Installation and Testing
Reference:
DLP-519 MPU Replacement and Testing
3) Remove the termination strap from the Berg jumper pins labeled "JD 13" from each MPU's
PC board
except
the last one in the chain, as shown in Figure 576-1.
4) Make connections between chassis: from each Port 1 Tx
–
to Tx
–
; from each Port 1 Tx+ to
Tx+; from each Port 1 Rx
–
to Rx
–
; and from each Port 1 Rx+ to Rx+, as shown in
Figure 576-2. Refer to the Soneplex Broadband System Chassis Installation Manual, listed
under Related Publications at the beginning of this manual, for wiring instructions.
Stop! You have completed this procedure.