MAP 2020: 7133 Models D40 and T40 – Power
This MAP helps you to isolate FRUs that are causing a power problem on a 7133
Model D40 or Model T40.
Attention: Unless the using system needs to be switched off for some other reason, do
not switch off the using system when servicing the 7133 or an SSA link. Power cables
and external SSA cables that connect the 7133 to the using system can be
disconnected while that system is running.
You are here because of one or more of the following:
v
The 7133 Power light is off.
v
An SRN has sent you here.
Step 1. (from step 10; and from MAP 2010: 7133 Models D40 and T40 – START step
Is the 7133 Power light On?
NO
Go to step 7 on page 96.
YES
Go to step 2.
Step 2. (from step 1)
Does either power supply assembly have its PWR light on?
NO
Check the mainline power source.
YES
Go to step 3.
Is the CHK/PWR-GOOD light of either power supply assembly showing
amber?
NO
Go to step 6 on page 96.
YES
a. Switch off the PWR/FAULT RESET switch of power supply
assembly whose CHK/PWR-GOOD light is showing amber, then
switch it on (see “Lights and Controls” on page 5).
b. Go to step 4.
Step 4. (from step 3)
Is the CHK/PWR-GOOD light showing green?
NO
a. Switch off the PWR/FAULT RESET switch of the other power
supply assembly, then switch it on (see “Lights and Controls” on
page 5).
b. Go to step 5 on page 96.
YES
Go to “MAP 2010: 7133 Models D40 and T40 – START” on page 87.
Chapter 2. Problem Determination Procedures
95
Содержание 7133 D40
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