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TROUBLESHOOTING: DC Distribution (V_VIB) Test
3.19 DC Distribution (V_VIB) Test
Use this test on a unit with the following symptom: no V_VIB (3.0 Vdc).
Check
E497 and C497
for 3.0 Vdc.
Is
Is
3.0 Vdc
Check FILT_B+
Go to
Fail
Fail
3.6 Vdc
present at
(3.6 Vdc)
FILT_B+
present
These Parts
at C724 or E702.
flowchart.
?
Pass
Pass
Replace U701
ROADRUNNER
Check for US, DFP, etc.
Repair, as necessary.
6880401P26-O
100
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