Philips DVP3160K User Manual download pdf (Page 29)

4-19

Remote reception is insensitive or fails.

No

Remote reception is

insensitive or fails.

Check if the remote

control works

p

ro

p

erl

y

.

Check battery

Check R315ǃC315 on the front board

Use an oscilloscope to check if there

is output waveform from the first pin

IR of the remote censor after pressing

button on the remote control.

Check the PIN 11 RC waveform of IC1

on the remote PCB

Check if there is IR

signal on pin 109 of U2

Check if the power supply

voltage to the remote censor

is normal are normal.

Go

No

No

No

Yes

Yes

Yes

Correct connection

Yes

Change U2

IR waveform

Trouble shooting chart

Remark: Trouble shooting chart for

DVP3156/XX, DVP3166

(

K

)

/XX

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