IBM RS/6000 SP, Maintenance Information

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MAP 0100: Start of Service Call
Priority Condition Action
12 Processor node problem detected by
customer or CE:
Ÿ 3-digit LEDs displayed but
missing segments or remain
blank
Ÿ
Processor node will not reset
Ÿ
No response from TTY console
Ÿ
Mode switch problem
Ÿ Yellow or green LEDs on
processor node will not light.
Go to “MAP 0170: Thin Processor Node Control” on
page 1-74, “MAP 0230: Wide Processor Node
Control” on page 1-110, “MAP 0270: 604 or 604e
High Node Control” on page 1-135, or “MAP 0310:
332 MHz SMP Node Control” on page 1-177,
depending on the type of processor nodes.
For 604 or 604e high processor nodes, consult the
7015 Models R30, R40, and R50 CPU Enclosure
Installation and Service Guide and 7015 Supplemental
Information
For SP-attached servers (RS/6000 Machine Type
7017-S70 and S7A), check the server to SP con-
nection cables for correct plugging. Refer to "Installing
SP-Attached Server Cables" in
RS/6000 SP: Mainte-
nance Information, Volume 1. Consult the RS/6000
Enterprise Servers S70 and S7A Installation and
Service Guide to perform the required service action.
Note: Before disconnecting cables or performing
service actions on an SP-attached server,
perform "Decoupling and Coupling Code for
SP-Attached Servers" in
RS/6000 SP: Mainte-
nance Information, Volume 3.
13 Dependent node or SP switch router
adapter problem (other than switch
connection) detected by customer. Service required on 9077 switch router (dependent
node). Use
SP Switch Router Adapter Guide, shipped
with the 9077, to continue problem determination.
14 Other problems affecting operation of
the system. Call next level of support.
Chapter 1. Maintenance Analysis Procedures (MAPs)
1-9