HP 5061-2556 Back-to-Back Test Cable for
62-Pin Connector—Minimum Pin-Outs
For a description of the use of this test cable, see page A-13 above. The
WAN port on one router must have the Point to Point Address config-
ured to DCE and the WAN port on the other router must have it config-
ured to DTE. In addition, one must have the Clock Source parameter
configured to External, and the other must have it configured to Internal.
62-pin male 62-pin male
SDA 17 1 RDA
SDB 38 22 RDB
RDA 1 17 SDA
RDB 22 38 SDB
RSA 15 4 CSA
RSB 36 25 CSB
CSA 4 15 RSA
CSB 25 36 RSB
TRA 16 5 DMA
6 RRA
TRB 37 26 DMB
27 RRB
DMA 5 16 TRA
RRA 6
DMB 26 37 TRB
RRB 27
TTA 14 2 STA
3RTA
TTB 35 23 STB
24 RTB
STA 2 14 TTA
RTA 3
STB 23 35 TTB
RTB 35
GND 9 9 GND
10 10
30 30
32 32
shield shield
Note: On the HP Router PR, FR, and TFR, Clock
Source is automatically configured to the
proper setting (Internal or External) when
using the HP 5061-2556 test cable. On other
models, you must use the Configuration Editor
to change the Clock Source setting.
Cables and Connectors
Cable and Connector Pin-Outs
A-14
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