Panasonic KX-HDV230RU / KX-HDV230RUB Service Manual / Supplement ▷ View online
33
KX-HDV230 Series
9.2.2.
Self-Label Not Operate
Note:
Refer to waveform (13) in Waveform (P.55)
Yes
No
No
Yes
END
Measure the voltage at Pin8 of CN2.
Is it 3.3V?
Is it 3.3V?
Confirm the LCD display.
Is it working?
Is it working?
Related parts: CN2,L102,C160
Related parts: CN2, LCD Module.
No
Confirm the waveform Pin11, 12, 14, 15 of CN2.
See the communication wavefome(13)*.
See the communication wavefome(13)*.
Related parts: R126,R162,R163,R164,R168,R169
L105,L106,L107,
C104,C108,C167,C192,C193
C104,C108,C167,C192,C193
No
Yes
Yes
Measure the voltage at Pin1 of CN2.
Is it about 16V?
Is it about 16V?
Related parts: CN2,C161,C162,C163,C164,R125
Check the soldering.
Resolder or replace parts as needed.
Resolder or replace parts as needed.
34
KX-HDV230 Series
9.3.
Handset Does Not work
9.3.1.
Receive
9.3.2.
Send
Yes
No
Confirm the Handset communication.
Can it hear any sound from handset speaker?
Can it hear any sound from handset speaker?
No
Yes
END
Related parts: L402,L403,D407,D408
Confirm the Handset communication.
Can it hear any sound from handset speaker?
Can it hear any sound from handset speaker?
Related parts: Handset Jack,Curl cord,
Handset
*Refer to 10.2 Assembly for Lead wire.
Check the soldering.
Resolder or replace parts as needed.
Resolder or replace parts as needed.
No
Confirm the Handset Communication.
Can it hear any sound from handset microphone?
Can it hear any sound from handset microphone?
Yes
Yes
No
END
Related parts: Handset Jack,Curl cord,Handset
Related parts:
D403,D409,R431,R435,L416,R408-R413,
R415,C408,C414,C418,C423,C424,IC101
R415,C408,C414,C418,C423,C424,IC101
Confirm the Handset Communication.
Can it hear any sound from handset microphone?
Can it hear any sound from handset microphone?
Check the soldering.
Resolder or replace parts as needed.
Resolder or replace parts as needed.
*Refer to 10.2 Assembly for Lead wire.
Change
35
KX-HDV230 Series
9.4.
Headset Does Not work
9.4.1.
Receive
9.4.2.
Send
Confirm the Headset communication.
Can it hear any sound from headset speaker?
Can it hear any sound from headset speaker?
Related parts: D401,R403,C403,C498,C499
No
Yes
Yes
Check the solderling.
Resolder or replace parts as needed.
Resolder or replace parts as needed.
END
Related parts:Headset Jack.
No
Confirm the Headset communication.
Can it hear any sound from headset speaker?
Can it hear any sound from headset speaker?
*Refer to 10.2 Assembly for Lead wire.
Confirm the Headset communication.
Can it hear any sound from headset microphone?
Can it hear any sound from headset microphone?
Related parts: D402,R405,C405,C404,R406,
C412,R407,L415,R402,R404,C406,
C468
C412,R407,L415,R402,R404,C406,
C468
No
Yes
Yes
Check the solderling.
Resolder or replace parts as needed.
Resolder or replace parts as needed.
END
Related parts: Headset Jack.
No
Confirm the Headset communication.
Can it hear any sound from headset microphone?
Can it hear any sound from headset microphone?
*Refer to 10.2 Assembly for Lead wire.
36
KX-HDV230 Series
9.5.
Speaker-Phone Does Not work
9.5.1.
Receive
9.5.2.
Send
No
Yes
No
Yes
END
Related parts: L410,L411,C430,C431,L405,L406,
R416,R417,L420,L421
Related parts: Speaker, Speaker-cable.
Confirm the Speakerphone communication.
Can it hear any sound from speakerphone speaker?
Can it hear any sound from speakerphone speaker?
Confirm the waveform between CL_SPP and CL_SPM.
Is there any waveform?
Is there any waveform?
Check the soldering.
Resolder or replace parts as needed.
Resolder or replace parts as needed.
*Refer to 10.2 Assembly for Lead wire.
No
Yes
No
Yes
END
Related parts: Microphone. (MIC1)
Confirm the Speakerphone communication.
Can it hear any sound from speakerphone
microphone?
Confirm the Speakerphone communication.
Can it hear any sound from speakerphone
microphone?
Related parts: D413,D414,R414,R401,
C432,C433,
R421,R422
,C438,C439,C440,C441,
R423,R424,
C469,C470
,
C412,C422,R418,R419,R420,C437
Check the soldering.
Resolder or replace parts as needed.
Resolder or replace parts as needed.
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