Digital Equipment EK-SFXXS-SG-003, Service Manual

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3–10 Troubleshooting
Table 3–3 (Continued) Storage Enclosure Troubleshooting Chart
Symptom(s) Probable Cause(s) Corrective Action(s)
ISE is not seen or
seen at unexpected
DSSI ID value.
1. Incorrect DSSI
node ID setting
1. Verify correct DSSI
node ID settings for
that bus.
2. Cables are not
plugged in
the transition
module or ISE.
2. Check that both ends of
OCP cables are plugged
in.
3. Bad OCP ID
switch.
3. Reconfigure and replace
OCP.
4. Bad OCP cable. 4. Replace appropriate
OCP cable.
5. Ise not seen. 5. Reseat ISE into
backplane.
1
Fan is not spinning
and power supply
LED is lit.
1. Bad power
supply.
1. Replace power supply.
2. Bad fan. 2. Replace fan.
3. Bad transition
module.
3. Configure a new
transition module and
replace.
Fan is not spinning
and power supply
LED is not lit.
1. Disconnected ac
power cord.
1. Reconnect the ac power
cord.
2. Bad power
supply.
2. Replace power supply.
3. Bad power cord. 3. Replace cord.
4. Bad transition
module.
4. Configure a new
transition module and
replace.
5. Bad power
controller.
5. Replace power
controller.
1
This step only applies to SF3x storage enclosures.