DOWNLOAD Panasonic KX-HDV230RU / KX-HDV230RUB Service Manual ↓ Size: 6.5 MB | Pages: 74 in PDF or view online for FREE

Model
KX-HDV230RU KX-HDV230RUB
Pages
74
Size
6.5 MB
Type
PDF
Document
Service Manual / Supplement
Brand
Device
PBX / SIP PHONE
File
kx-hdv230ru-kx-hdv230rub.pdf
Date
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37
KX-HDV230 Series 
9.6.
EHS does not work(EHS control signal)
Note:
Refer to waveform (14) - (21) in Waveform (P.55)( P.56)
No
Yes
Yes
Yes
No
No
No
Yes
END
Yes
  Check the soldering.
  Resolder or replace parts as needed.
Relatedparts:L501,C503,C506,IC503(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?
Relatedparts:PC503
Relatedparts:PC502,IC503,R508,Q523,
R502,D502,D503
Measure the EHS_DET voltateat Pin13 of
IC503.Is it 0V(plugged the EHS cable into the  jack)?
Confirm the I2C waveform and ASIC_CLK.
See the communication waveform(14),(15)*.
Relatedparts:IC503,IC101,R148,R149,R150,
R153,R154,L104,R141,R194
Confirm the secondary side of EHS 
communication waveform .
See the communication 
waveform(16),(17),(18)*.
Relatedparts:IC503,R505,PC504,Q502,R531,
R504,PC503,R536,Q507,Q501,
R516,R517,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(19),(20),(21)*.
Relatedparts:JK502,R534,R541,R523,D503,
R502,D502,D503,Q523,R509,
R533,Q504,R508,R515,PC501,
PC502,PC503,PC504,C502,C507
Confirm the EHS communication.
Can it hear any sound from EHS headset?
Relatedparts:EHSheadset and base,EHS 
cables(voice,control)
No
No
No
Yes
Yes
38
KX-HDV230 Series 
9.7.
Ethernet Does Not work
9.7.1.
L2SW Date error
Note:
Refer to waveform (22),(23) in Waveform (P.56)
Check the soldering.
  Resolder or replace parts as needed.
Measure the voltage at 3.3V blocks.
Is it 3.3V?
Measure the voltage at 
+1.1V
 blocks.
Is it 
+1.1V
?
Measure 25MOUT signal at Pin 
B22 of IC201 (R160)
.
 
Is it 25MHz?
See the communication waveform(22)*.
Confirm the waveform(
TP:SMDIO, SMDCLK
)
See the communication waveform(23)*.
Yes
Yes
Related parts: 
Related parts: 
IC201,L201,L203,L204,L206,
C209,218,224,227,230,234,237,243,
   249,231,235,238,244,255,239,245,
   251,240,246,252
IC201,L205,L207,L212,
C223,226,229,233,236,242,248,254,
   241,247,253,212,222,228,232
Related parts: IC101,R160,C194
Related parts: IC101,IC201,R157,R158,R215,
R203
Yes
Are Ethernet communication interfaces available?
Related parts: Switching HUB,Ethernet Cable
See 9.7.2 LAN port. 
See 9.7.3 PC port. 
 
Yes
END
No
No
No
No
Confirm the PHY_RST signal.
The L2SW reset signal (PHY_RST) is released 
(HI level)?
Related parts: R182,R1033,C204,IC101
Yes
No
No
Yes
Change and Addition
39
KX-HDV230 Series 
9.7.2.
LAN port
Note:
Refer to waveform (24) - (29) in Waveform (P.56)(P.57)
9.7.3.
PC port
Note:
Refer to waveform (24) - (29) in Waveform (P.56)(P.57)
Check the soldering.
  Resolder or replace parts as needed.
Confirm the waveform Pin 1-8 of JK201.
See the communication waveform(24),(25),(26)*.
Related parts: JK201,L208-L211,R249-R252,
                       C283-C287,T202
END
No
Yes
Confirm the waveform Pin 
2-3,5-6,8-9,11-12 of T202
.
See the communication waveform(27),(28),(29)*.
Related parts: IC201,T202,R261-R264,C295
No
Yes
Change
Check the soldering.
Resolder or replace parts as needed.
Confirm the waveform Pin 1-8 of JK202.
See the communication waveform(24),(25),(26)*.
Yes
END
No
Related parts: JK202,R253-R256,T201
Confirm the waveform Pin 
1,2 of L213-L216
.
See the communication waveform(27),(28),(29)*.
Yes
No
Related parts: IC201,T201,R257-R260,C294,
                        
D203, L213-L216
   
Change
Addition
40
KX-HDV230 Series 
9.8.
LED Does Not Light
Check the soldering.
  Resolder or replace parts as needed.
Does RINGER LED light?
Related parts: IC101,Q519,R540,L414,
                        (Ringer PCB)D522
No
Yes
Related parts: IC101,R444,C512,R443,Q403,R440,
                       L412,C497,
                       (Main-Backlight PCB) D420
No
Yes
Self-Label LED light?
Main LCD Backlight LED light?
Related parts: IC101,L502,C501,CN501
(Self-Label PCB)
IC601,C601,C602,C603,D613-D624,
R613-R624,D601-D612,R601-R612,
Q601-Q612,CN601
(Self-Backlight PCB) 
D625-D628,R625-R628
No
Yes
END
Related parts: IC101,R442,C511,R441,Q402,L413
No
Yes
Self-Label LCD Backlight LED light?
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