IBM RS/6000 SP manual Step, SP Switch environment MAP, Priority, Component, Action

SP Switch environment (MAP 0600)

Table 1-4. Fan failure diagnostics

Priority	Component	Action
1	Fan 1, 2, 3, 4 or 5	a. Check specified fans for blockages or loose cable
(1 of 5)			connections.
		b. Fix any obvious problems and continue at ªStep
			0600-012º.
		c. If you do not find any problems, continue at Priority 2.
2	Fan 1, 2, 3, 4 or 5	a. Replace fans as described in Chapter 4, ªFRU
(2 of 5)			removals and replacementsº on page 4-1.
		b.	Continue at ªStep 0600-012º.
3	Switch supervisor card	a.	Replace the card.
(3 of 5)		b.	Continue at ªStep 0600-012º.
4	Switch supervisor control cable	a. Replace the cable. Refer to Figure 1-3, for cable
(4 of 5)			connections.
		b. Continue at ªStep 0600-012º.
5	All replaced	Call next level of support.
(5 of 5)

Inner Chassis Cable

P4 (Power Card)

2 x 1

P5	P3
(Switch SV Card)
2 x 20

P6 (Power Card)

2 x 1

Front Chassis Cable

P7, P8 (CB) P9 (LED)

P1

P2 (Fan 1)	P3 (Fan 2)	P4 (Fan 3)	P5 (Fan 4)	P6 (Fan 5)
2 x 2	2 x 2	2 x 2	2 x 2	2 x 2

Figure 1-3. SP Switch inner chassis and front chassis cables

Step 0600-012

You performed the recommended action in Table 1-4.

1.Component replaced or reseated.

2.Reconnect all cables inside the SP Switch.

3.Install front panel assembly and reinstall front retaining screws (see ªService position proceduresº on page 3-9).

4.Connect only power (J1) and supervisor (J2) cables at the rear of the SP Switch.

5.Put the SP Switch's circuit breaker into the On (`1') position.

1-8RS/6000 SP: SP Switch Service Guide