DOWNLOAD Panasonic KX-HDV430 Service Manual ↓ Size: 9.18 MB | Pages: 79 in PDF or view online for FREE

Model
KX-HDV430
Pages
79
Size
9.18 MB
Type
PDF
Document
Service Manual
Brand
Device
PBX / SIP PHONE
File
kx-hdv430.pdf
Date
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37
KX-HDV430 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,L407,L408,
 L420,L421,IC101
Related parts: Speaker, Speaker-cable.
Confirm the Speakerphone communication.
Can it hear any sound from speakerphone speaker?
Confirm the waveform between CL_SPP and CL_SPM.
Is there any waveform?
  Check the soldering.
  Resolder or replace parts as needed.
*Refer to 10.3. 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,C422,C412,
R407,R418,R419,C437,R420,IC101
  Check the soldering.
  Resolder or replace parts as needed.
38
KX-HDV430 Series 
9.6.
BT(Bluetooth) Does Not work
Note:
Refer to waveform (17), (18), (19) in Waveform (P.58)
No
Yes
No
Yes
END
Related parts: C199,IC101,R154
Related parts: ANT_JP
Confirm solder connection of ANT_JP.
Yes
No
Related parts:
Confirm the UART waveform(17),(18)*.
Confirm the TDM waveform(19)*.
 IC105,R121,R122,IC101
BT connection established?
 *Refer to Operating Instructions(registering a BT 
   headset )
Confirm the BT_RST signal.
the BT reset signal(BT_RST) is released(HI level)?
  Check the soldering.
  Resolder or replace parts as needed.
Yes
No
Related parts: IC105,R6038,R6039,R6040,
 R6041,R123,R124,R125,R126,
 IC101,R172,R173
Confirm th BT headset communication.
Can you talk on the BT headset?
39
KX-HDV430 Series 
9.7.
EHS Does Not work (EHS control signal)
Note:
Refer to waveform (20) - (27) in Waveform (P.58), (P.59)
No
Yes
Yes
Yes
No
No
No
Yes
END
Yes
  Check the soldering.
  Resolder or replace parts as needed.
Relatedparts:L501,C503,C506,IC501(16pin)
PC501(1pin),R536,R504,Q502
Measure the voltage at EHS 3.3V blocks.
Is it 3.3V?
Measure the voltage at Pin6 of PC503.
Is it 5V?
Related
Yes
No
Confirm the ASIC_RST signal.
the ASIC reset signal(ASIC_RST) is released
(HI level)?
Related parts:C509,IC101
parts:PC503
Relatedparts:PC502,IC501,R508,Q523,
R502,D502,D503,JK501
Measure the EHS_DET voltateat Pin13 of
IC501. Is it 0V(plugged the EHS cable into the jack)?
Confirm the I2C waveform and ASIC_CLK.
See the communication waveform(20),(21)*.
Relatedparts:IC501,R141,R174,R148,R149,
R150,R1056,L104,IC101
Confirm the secondary side of EHS 
communication waveform .
See the communication 
waveform(22),(23),(24)*.
Relatedparts:IC501,R505,PC504,Q502,R531,
R504,PC503,R536,Q507,Q501,
R517,R536,PC501
(plantronics EHS)  See the PSB_IN/OUT signal
(Jabra EHS)  See the JABRA_UTX/URX signal
Confirm the primary side of EHS 
communication waveform.
See the communication 
waveform(25),(26),(27)*.
Relatedparts:
Confirm the EHS communication.
Can it hear any sound from EHS headset?
Relatedparts:EHS headset amd base, EHS
cables(voice,control)
No
No
No
Yes
Yes
JK501,R534,C502,R541,C507,
D501,D502,D503,R502,R523,
Q523,R509,R533,Q504,R508,
R515,PC501,PC502,PC503,PC504
40
KX-HDV430 Series 
9.8.
Ethernet Does Not work
9.8.1.
L2SW Data error
Note:
Refer to waveform (28), (29) in Waveform (P.59)
Check the soldering.
  Resolder or replace parts as needed.
Measure the voltage at Pin.
6,11,12,20,22,36,37,50,51,64,72,84
Is it 3.3V?
Measure the voltage at Pin.
1,9,14,17,35,52,77,82
Is it 1.1V?
Measure 25MOUT signal at Pin 66 of IC203
.
 
Is it 25MHz?
See the communication waveform(28)*.
Confirm the waveform(MDIO/MDCLK)
See the communication waveform(29)*.
Yes
Yes
Related parts: L206,L207,C243-C250,C253,
C255,C258,C260-C263,C265,
C267,C268,C272,C274,C295
L203,L204,L205,C222-C224
C226,C227,C229,C230
C232-C234,C236,C241,C269
C273,C294
Related parts: 
Related parts: IC101,R160,C198
Related parts: IC101,IC203,R157,R158,R215,R220
Yes
Are Ethernet communication interfaces available?
Related parts: Switching HUB,Ethernet Cable
See 9.8.2 LAN port. 
See 9.8.3 PC port. 
 
Yes
END
No
No
Confirm the PHY_RST signal.
the L2SW reset signal(PHY_RST) is released
(HI level)?
Yes
Related parts: R178,C238,IC101,R155
No
No
No
No
Yes
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