Panasonic KX-HDV230RU Service Manual ▷ View online
25
KX-HDV230 Series
8.2.2.
Attaching MAC Address Label
Attach the new MAC address label to the unit by placing over the old label.
Attach the new label
NEW MAC Address Label
26
KX-HDV230 Series
9 Troubleshooting Guide
9.1.
No Operation
9.1.1.
Power ON Error
9.1.2.
Power Supply : AC adaptor
Yes
No
No
Yes
Related parts:
CN1, LCD module,
R161,R162,R163,R164,R165,
R166,L103,L106,L107,C187-C191,
C192,C193,C108,C106,C110,
C187,C188
R161,R162,R163,R164,R165,
R166,L103,L106,L107,C187-C191,
C192,C193,C108,C106,C110,
C187,C188
See 9.2 LCD Does Not Operate. (P.31)
Related parts: Power supply
See 9.1.2 AC Adaptor (P.26) or
See 9.1.3. PoE (P.27)
See 9.1.2 AC Adaptor (P.26) or
See 9.1.3. PoE (P.27)
Confirm the Main LCD Display.
Is it working?
Is it working?
When input any POWER(AC adaptor or PoE).
Does RINGER-LED (BLUE) light?
Does RINGER-LED (BLUE) light?
END
Check the soldering.
Resolder or replace parts as needed.
Resolder or replace parts as needed.
Yes
No
Related parts: F301,L306,C322,C318,D302,D301
Confirm DC Jack assembly.
Confirm DC Jack assembly.
Check the soldering.
Resolder or replace parts as needed.
Resolder or replace parts as needed.
Measure the voltage at TP:12V.
Is it about 12V?
Is it about 12V?
GO TO A
*Please refer to 10.2 Assembly for Lead wire.
27
KX-HDV230 Series
9.1.3.
Power Supply : PoE
Note:
Refer to waveform (1) in Waveform (P.53)
Yes
No
No
No
Yes
Related parts: C221,R209,C217,R211,
R202,C214,R206,C211
R202,C214,R206,C211
Related parts: C203,C205,C215,C201,C293,
D218,Q202,R208,R214,R210,
D218,Q202,R208,R214,R210,
R207,C208
Related parts: JK201,T202,
L208,L209,L210,L211
L208,L209,L210,L211
Confirm the waveform of PoE Switching Regulator
SIGNAL at Pin(Gate) of Q202.
See the communication waveform(1)*.
SIGNAL at Pin(Gate) of Q202.
See the communication waveform(1)*.
No
Yes
Related parts: L202,R204,R213,R201,C202,
C207,C210,C213,R205,C216
D304
C207,C210,C213,R205,C216
D304
Measure the voltage at TP:PoE_DC.
Is it about 10.6V?
Is it about 10.6V?
Measure the voltage between Pin6 and Pin7 of
IC202.
Is it between 44V to 57V? (typ 48V)
IC202.
Is it between 44V to 57V? (typ 48V)
Measure the voltage between TP:
(PoE-AP, PoE-AN) or (PoE-BP, PoE-BN).
Is it between 44V to 57V? (typ 48V)
(PoE-AP, PoE-AN) or (PoE-BP, PoE-BN).
Is it between 44V to 57V? (typ 48V)
GO TO A
Check the soldering.
Resolder or replace parts as needed.
Resolder or replace parts as needed.
28
KX-HDV230 Series
Note:
Refer to waveform (2),(3),(4) in Waveform (P.53)
No
Yes
No
Confirm the waveform of reset signal at
TP PWR_RST.
See the communication waveform (2)*.
TP PWR_RST.
See the communication waveform (2)*.
Yes
No
Confirm Flash and DDR memory data.
Yes
END
*
1
Each IC103 has its own MAC address.
When replacing the PCB , remove the former
MAC address label from the bottom of the unit
and affix the included label which indicates the
new MAC address.
When replacing the PCB , remove the former
MAC address label from the bottom of the unit
and affix the included label which indicates the
new MAC address.
Related parts: IC401,R425,C445,C446,R426,C459
No
Measure the frequency of clock signal at
Pin 1 of X101. Is it 25MHz?
See the communication waveform (3)*.
Pin 1 of X101. Is it 25MHz?
See the communication waveform (3)*.
Yes
Related parts: :X101,R144,R146,C152,C153
Measure the voltage at TP CL309(5.0V).
.
Is it 5.0V?
A
Related parts: See Table-1 (P.29) and
Table-2 (P.30).
Table-2 (P.30).
No
Confirm the Main LCD display.
Is it working?
Is it working?
Yes
Related parts:
See 9.2.1 Main LCD Not Operate.
No
Confirm the Self-Label LCD display.
Is it working?
Is it working?
Yes
Related parts:
See 9.2.2 Self-Label Not Operate.
CN1, LCD module,
R161,R162,R163,R164,R165,R166,
L103,L106,L107,C187-C191,C192,
C193,C108,C106,C110,C187,C188
R161,R162,R163,R164,R165,R166,
L103,L106,L107,C187-C191,C192,
C193,C108,C106,C110,C187,C188
CN2, LCD module,
R125,R126,R162,R163,R164,R168,
R169,L102,L106,L105,L107,C104,
C108,C160-C164,C167,C192,C193
R125,R126,R162,R163,R164,R168,
R169,L102,L106,L105,L107,C104,
C108,C160-C164,C167,C192,C193
No
Yes
Measure the voltage at TP:+3.3V.
Is it 3.3V?
Is it 3.3V?
Related parts: C372,C371,R332,C367,C369,R331
IC305,R330,C352,L305,R328,R329
C350,C349,C384,C383,R327
IC305,R330,C352,L305,R328,R329
C350,C349,C384,C383,R327
Related parts: C341,C337,R322,C323,C330,R319,
IC302,R315,C319,L301,R308,R309,
C315,C312,C311,C310,R306,R301,
R303,R307
IC302,R315,C319,L301,R308,R309,
C315,C312,C311,C310,R306,R301,
R303,R307
No
Yes
Measure the voltage at TP:+1.0V.
Is it 1.0V?
Is it 1.0V?
Related parts: C342,C338,R323,C324,C331,R320,
IC303,R316,C320,L302,R310,R311,
C316,C313,C386,C385,R347
IC303,R316,C320,L302,R310,R311,
C316,C313,C386,C385,R347
No
Yes
Measure the voltage at TP:DDR_1.5V.
Is it 1.5V?
Is it 1.5V?
Related parts: C348,C343,R313,C328,C335,R314,
IC301,R312,C325,L303,R304,R305,
C321,C317,C314,C309,R302
IC301,R312,C325,L303,R304,R305,
C321,C317,C314,C309,R302
No
Yes
Measure the voltage at TP:VDD_18V.
Is it 1.8V?
Is it 1.8V?
Related parts: IC101,C474,C476
No
Yes
Measure the voltage at TP:CL_VDD12V.
Is it 1.2V?
Is it 1.2V?
Related parts: IC101,L409,C494
No
Measure the frequency of clock signal at
Pin 1 of X102. Is it 12MHz?
See the communication waveform (4)*.
Pin 1 of X102. Is it 12MHz?
See the communication waveform (4)*.
Yes
Related parts: :X102,R145,R147,C154,C155
Check the soldering.
Resolder or replace parts as needed.
Resolder or replace parts as needed.
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