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2. Remove blockage.
3. If required, put the switch into service position (refer to “Service position procedures” on page 3-9).
4. With all cables replugged and Environmental (yellow) LED OFF, power on the SP Switch.
5. Go to “Step 0600-017” to verify fix.
Step 0600-017
You have repaired or replaced a component.
1. If necessary, reinstall SP Switch cover.
2. If required, take the switch out of the service position (refer to “Service position procedures” on
page 3-9).
3. If necessary, reconnect all cables at the rear of the SP Switch.
4. Put the SP Switch’s circuit breaker into the On (‘1’) position.
5. Go to “Step 0620-043” on page 1-36.
Step 0600-018
Perspectives gave you a “Shutdown”, or “Failure” message and Table 1-2 on page 1-5 directed you to this
step.
1. One or more of the following conditions exist:
v “...P33Low...”
v “...P33High...”
v “...Pvolt33Range...”
v “...PS1Fail...”
v “...PS2Fail...”
v “...PSFuseGood...”
2. Have the customer remove the SP Switch from the active configuration and power off the SP Switch.
3. Switch off the circuit breaker.
4. Unplug cables connected to J1 and J2 at rear of the SP Switch.
5. Remove the front panel assembly from the inner chassis.
6. Put the switch into service position (refer to “Service position procedures” on page 3-9).
7. What problem type is given in the condition?
v If the condition states that you have a P33 type problem (P33Low, P33High, or voltP33Range), go
to “Step 0600-019”.
v If the condition states that you have a PSxFail or PSxFuseGood problem, go to “Step 0600-023” on
page 1-11.
Step 0600-019
The condition states that you have a P33 type problem (P33Low, P33High, or voltP33Range).
1. Check cable conditions at switch supervisor card S00-SC-P5
2. Check cable conditions at switch power supply S00-PC-P4 and S00-PC-P6.
3. Do the inner chassis cables appear to be okay?
v If the inner chassis cables appear to be okay and the condition is P33low or voltP33Range,goto
“Step 0600-020”.
v If the inner chassis cables appear to be okay and the condition is P33High, go to “Step 0600-027”
on page 1-12.
v If the inner chassis cables do not appear to be okay, go to “Step 0600-011” on page 1-7, Priority 4
and replace the cables.
Step 0600-020
You have a P33low or voltP33Range condition and the inner chassis cables appear to be okay.
1. Disconnect connectors S00-PC-P4, S00-PC-P6 at the power cards and S00-PC-P5 at the supervisor
card.
SP Switch environment (MAP 0600)
1-10
RS/6000 SP: SP Switch Service Guide