Sony FPF55C17196UA Service Manual page 34

(5)
Disconnect between
XBB and X-SUS
Measure of XBB line resistor
(A1-B1, B1-A2, A2-B2, B2-A3,
A3-B3, B3-A4, A4-B4)
XBB is defective. (Panel
Does XBB line
chassis is defective.)
short?
X-SUS board is defective.
Y-SUS board is defective.
X-SUS board is defective.
Turn off the AC power.
End of analysis
B1 A2
A1
B2 A3
B3
A4
B4
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