Read Panasonic CT-34WDM60 Service Manual online
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Main power/video reception LED flashes three times
When the main power switch is
set to ON, the main power/video
reception LED lights in the order of
red -> green -> red
and flashes three times.
set to ON, the main power/video
reception LED lights in the order of
red -> green -> red
and flashes three times.
Pull the
connector D1, perform
a continuity check between
pins 1 and 2 of the connector
E11 and earth, and
check for
a short-circuit.
Unsolder
pins 2 and 3 of the
connector E11,
perform a continuity check between
pins 2 and 3 of the connector
D11 and earth, and check
for a short-circuit.
Perform
a continuity check
between pin 3 of IC3107
and earth, and check
for a short-circuit.
Is a voltage of about 4 V
supplied to pin 66
of U-Module?
supplied to pin 66
of U-Module?
Q879 open inspection
Q881, C870 short-circuit inspection
RL879 inspection
IC3107 open inspection
Exchange
Q881, C870 short-circuit inspection
RL879 inspection
IC3107 open inspection
Exchange
IC881, D881, C882
short-circuit inspection
Exchange
short-circuit inspection
Exchange
IC3107, C3051 short-circuit inspection
DP-Module, and GY-Module short-circuit inspection
C3021, C3032 short-circuit inspection
Exchange
DP-Module, and GY-Module short-circuit inspection
C3021, C3032 short-circuit inspection
Exchange
IC3107, C3048, C3088 short-circuit inspection
X, U, DP and GY-Module short-circuit inspection
C3095, C3058, C3037 short-circuit inspection
Exchange
X, U, DP and GY-Module short-circuit inspection
C3095, C3058, C3037 short-circuit inspection
Exchange
Exchange the U-Module.
Short-circuit
Short-circuit
Short-
circuit
circuit
No short-circuit
No short-circuit
No short-circuit
Yes
No
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