IBM i 830 Repair Manual page 310

Bus, High-Speed Link (HSL) PIPs
59. Is the first failing resource an I/O expansion tower?
60. Locate and move to the frame identified in column 'A' for the first failing
61. Disconnect the HSL cables.
62. Are the connections optical links?
63. Wait at least 30 seconds.
64. Connect each of the cables to the other port (the one to which the other cable
65. Refresh the port status by:
66. For the first failing resource, did the failing port number change?
67. Is the HSL cable an optical HSL cable?
68. Examine the state of the LEDs associated with the optical ports where the
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iSeries Model 830, 840, SB2, and SB3 Problem Analysis, Repair and Parts V5R1
v HSL I/O Bridge on a Model 830 (see "SIIOADP" on page 585).
v Network interface controller (NIC) on a Model 840 (see "SICNTRL" on
page 584).
Then go to step 79 on page 298 of this procedure.
Yes No
↓
Go to step 74 on page 297 of this procedure.
resource. Label the cables so you can restore them later.
No Yes
↓
Clean the HSL cable connector and port using the tools and
procedures listed in symbolic FRU "OPT_CLN" on page 561. Go to
step 64 of this procedure.
was originally attached). The following will now be true:
v The cable originally connected to port 0 will now be connected to port 1.
v The cable originally connected to port 1 will now be connected to port 0.
Attention: You must fully connect the cable and tighten the connector's
screws within 30 seconds of when the cable makes contact with the port. If
you do not the link will fail and you must disconnect and reconnect again. If
the connector screws are not tightened errors will occur on the link and it will
fail.
a. Wait 1 minute.
b. Select the Cancel function until you return to "Logical Hardware Resources
Associated with HSL Loops".
c. Select the Refresh function.
d. Select the Display detail option for the first failing resource.
Yes No
↓
Exchange the HSL I/O Bridge in the frame of the first failing resource
(see "SIIOADP" on page 585). Then go to step 79 on page 298 of this
procedure.
Yes No
↓
Go to step 69 of this procedure.
HSL cable connections are by performing the following: Determine which
LEDs to examine using the 13 table.
Examine both LEDs at the ports for each end of the optical cable. Are all four
(4) LEDs lighted?
No Yes