Panasonic KX-TCD346UAS / KX-TCD346UAT / KX-TCA132UAS / KX-TCA132UAT / KX-TCA130UAS / KX-TCA130UAT Service Manual ▷ View online
Items
Check
Point
Procedure
Check or
Replace Parts
(K) Frequency Offset Check
-
Followsteps 1 to 6 of (I).
7.Confirm that the frequency offset is < ± 45kHz.
IC2, IC4, R137,
R125, C153, L8,
L5, L10, L9,
C140, C141,
DA1, C142,
C143, C144, L3,
L4, R118, R119,
L4, R118, R119,
L12, C30, IC11,
R10, R11, C28,
C26, C147,
C151, C157,
R123, C158,
R128, R129,
C159, C160,
R131, R130,
C161, C162,
R132, C164,
C136, R134,
R117, R127,
C156, C154,
C155, R135,
R123, C158,
R128, R129,
C159, C160,
R131, R130,
C161, C162,
R132, C164,
C136, R134,
R117, R127,
C156, C154,
C155, R135,
R136
(L)
Frequency Dirft
Confirmation
-
Followsteps 1 to 6 of (I).
7.Confirm that the frequency drift is < ± 30kHz/ms.
IC2, IC4, R137,
R125, C153, L8,
L5, L10, L9,
C140, C141,
DA1, C142,
C143, C144, L3,
L4, R118, R119,
L4, R118, R119,
L12, C30, IC11,
R10, R11, C28,
C26, C147,
C151, C157,
R123, C158,
R128, R129,
C159, C160,
R131, R130,
C161, C162,
R132, C164,
C136, R134,
R117, R127,
C156, C154,
C155, R135,
R123, C158,
R128, R129,
C159, C160,
R131, R130,
C161, C162,
R132, C164,
C136, R134,
R117, R127,
C156, C154,
C155, R135,
R136
(M)
Sensitivity Receiver
Confirmation
-
Followsteps 1 to 6 of (I).
7.Set DECT tester power to -88dBm.
8.Confirm that the BER is < 1000ppm.
IC2, IC4, R137,
R125, C153, L8,
L5, L10, L9,
C140, C141,
DA1, C142,
C143, C144, L3,
L4, R118, R119,
L4, R118, R119,
L12, C30, IC11,
R10, R11, C28,
C26, C147,
C151, C157,
R123, C158,
R128, R129,
C159, C160,
R131, R130,
C161, C162,
R132, C164,
C136, R134,
R117, R127,
C156, C154,
C155, R135,
R123, C158,
R128, R129,
C159, C160,
R131, R130,
C161, C162,
R132, C164,
C136, R134,
R117, R127,
C156, C154,
C155, R135,
R136
29
KX-TCD346UAS / KX-TCD346UAT / KX-TCA132UAS / KX-TCA132UAT / KX-TCA130UAS / KX-TCA130UAT
Items
Check
Point
Procedure
Check or
Replace Parts
(N)
Timing Confirmation
-
Followsteps 1 to 6 of (I).
7.Confirm that the Timing accuracy is < ± 2.0ppm.
IC2, IC4, R137,
R125, C153, L8,
L5, L10, L9,
C140, C141,
DA1, C142,
C143, C144, L3,
L4, R118, R119,
L4, R118, R119,
L12, C30, IC11,
R10, R11, C28,
C26, C147,
C151, C157,
R123, C158,
R128, R129,
C159, C160,
R131, R130,
C161, C162,
R132, C164,
C136, R134,
R117, R127,
C156, C154,
C155, R135,
R123, C158,
R128, R129,
C159, C160,
R131, R130,
C161, C162,
R132, C164,
C136, R134,
R117, R127,
C156, C154,
C155, R135,
R136
(O)*
RSSI Level
Confirmation
-
Followsteps 1 to 6 of (I).
7.Execute the command "readrssi".
8. Confirm that the returned value is 0×22 ± A (hex).
IC2, IC4, R137,
R125, C153, L8,
L5, L10, L9,
C140, C141,
DA1, C142,
C143, C144, L3,
L4, R118, R119,
L4, R118, R119,
L12, C30, IC11,
R10, R11, C28,
C26, C147,
C151, C157,
R123, C158,
R128, R129,
C159, C160,
R131, R130,
C161, C162,
R132, C164,
C136, R134,
R117, R127,
C156, C154,
C155, R135,
R123, C158,
R128, R129,
C159, C160,
R131, R130,
C161, C162,
R132, C164,
C136, R134,
R117, R127,
C156, C154,
C155, R135,
R136
(P)
Power RAMP
Confirmation
-
Followsteps 1 to 6 of (I).
7.Confirm that Power RAMP is matching.
IC2, IC4, R137,
R125, C153, L8,
L5, L10, L9,
C140, C141,
DA1, C142,
C143, C144, L3,
L4, R118, R119,
L4, R118, R119,
L12, C30, IC11,
R10, R11, C28,
C26, C147,
C151, C157,
R123, C158,
R128, R129,
C159, C160,
R131, R130,
C161, C162,
R132, C164,
C136, R134,
R117, R127,
C156, C154,
C155, R135,
R123, C158,
R128, R129,
C159, C160,
R131, R130,
C161, C162,
R132, C164,
C136, R134,
R117, R127,
C156, C154,
C155, R135,
R136
30
KX-TCD346UAS / KX-TCD346UAT / KX-TCA132UAS / KX-TCA132UAT / KX-TCA130UAS / KX-TCA130UAT
Items
Check
Point
Procedure
Check or
Replace Parts
(Q)*
Audio Check
-
1. Link with Handset.
2. Input -45dBm/1kHz to MIC of Handset.
Measure the Level at Line I/F and distortion level.
3. Confirm that the level is -9.5dBm ± 2dBm and that the distortion level is < 5%
at TEL Line (600
Ω Load).
4. Input -20dBm/1kHz to Line I/F.
Measure the level at Receiver of Handset and distortion level
(*Receive volume set to second position from minimum).
5. Confirm that the level is -21dBm ± 2dBm and that the distortion level is < 5%
at Receiver (Volume Middle, 150
Ω Load).
IC4, CN1,SA1,
L6, L7, D3, Q4,
Q5, R23, R25,
R26, R28, R63,
R39, C41, R49,
C46, C47, R42,
R43, R44, R45,
R46, R47, R48,
R39, C41, R49,
C46, C47, R42,
R43, R44, R45,
R46, R47, R48,
C108, C109,
C40, C36, Q8,
C24, R60, R62
(R)
SP-Phone
Audio Check
-
1. Press SP-PHONE button.
2. Press MUTE button.
3. Input -30Bm/1kHz to Line interface. (SP-Phone volume Maximum.)
4. Measure the output level and distortion level at base speaker.
5. Confirm that the level is -3dBm ±5dBm and that the distortion level is < 5%.
6. Press MUTE button.
7. Input -45dBm/1kHz to SP-Phone MIC. (TP1-TP2)
8. Measure the output level and distortion level at line interface.
9. Confirm that the level is -0dBm ±5dBm and that the distortion level is < 5%.
IC4, IC7, D311,
R375, C312,
C313, C314,
C315, C316,
C317, C318,
C319, R308,
R311, R312,
R314, C320,
C367, D301,
R301, R302,
R303, R304,
R305, R307,
C301, C302,
C303, C304,
C313, C314,
C315, C316,
C317, C318,
C319, R308,
R311, R312,
R314, C320,
C367, D301,
R301, R302,
R303, R304,
R305, R307,
C301, C302,
C303, C304,
C305, R306
(S)
Charging Check
-
1. Connect Charge Contact 12
Ω/2W resistor between charge+ and charge-.
2. Measure and confirm voltage across the resistor is 2.85V ± 0.2V.
R2, R3, R4, D6,
C180, C181,
C182, D361,
C182, D361,
Q361, Q362,
C361, C362,
R361, R362,
R363, C322,
R361, R362,
R363, C322,
L13, L14
(T)
TAM Operation
Confirmation
-
1. TAM Confirmation (Execute the command "sendchar_VPI")
2. Confirm the returned Value (Value is "D597RQ").
IC6, R91, R92,
C86, R33, R34
C86, R33, R34
31
KX-TCD346UAS / KX-TCD346UAT / KX-TCA132UAS / KX-TCA132UAT / KX-TCA130UAS / KX-TCA130UAT
· EEPROM serial JIG
JIG Cable: PQZZ1CD300E*
· PC which runs in DOS mode
· Batch file CD-ROM for setting: PQZZTCD346UA
· Batch file CD-ROM for setting: PQZZTCD346UA
Note:
*: If
you have the
JIG
Cable
for
TCD500
series
(PQZZ1CD505E),
change
the
following
values
of
resistance. Then you can use it as a JIG Cable for both
TCD300 and TCD500 series. (It is an upper compatible JIG
Cable.)
TCD300 and TCD500 series. (It is an upper compatible JIG
Cable.)
Resistor
Old value (k
Ω) Newvalue (kΩ)
R2
22
3.3
R3
22
3.3
R4
22
4.7
R7
4.7
10
8.2.
The Setting Method of JIG (Base Unit)
8.2.1.
Preparation
8.2.1.1.
Equipment Required
· DECT tester: Rohde & Schwarz, CMD 60 is recommended.
· Frequency counter: it must be precise to be able to measure 1Hz (precision; ±4ppm).
· Frequency counter: it must be precise to be able to measure 1Hz (precision; ±4ppm).
Hewlett Packard, 53131A is recommended.
· Digital multi-meter (DMM): it must be able to measure voltage and current.
· Oscilloscope
· Oscilloscope
8.2.1.2.
JIG and PC
8.2.2.
PC Setting
8.2.2.1.
Connections
8.2.2.2.
PC Setting
1. Open a window of MS-DOS mode from the start-up menu.
2. Change a directory.
3. Type “SET_COM=1” from the keyboard (when COM port 1 is used for the connection).
4. Type “doskey”.
Note:
See the table belowfor frequently used commands.
Command name
Function
Example
rdeeprom
Read the data of EEPROM
Type “rdeeprom 00 00 FF”, and the data from address “00 00” to “FF” is read out.
readid
Read ID (RFPI)
Type “readid”, and the registered ID is read out.
writeid
Write ID (RFPI)
Type “writeid 00 18 E0 0E 98”, and the ID “0018 E0 0E 98” is written.
setfreq
Adjust Frequency of RFIC
Type “setfreq nn”.
hookoff
Off-hook mode on Base
Type “hookoff”.
hookon
On-hook mode on Base
Type “hookon”.
getchk
Read checksum
Type “getchk”.
wreeprom
Write the data of EEPROM
Type “wreeprom 01 23 45”. “01 23” is address and “45” is data to be written.
32
KX-TCD346UAS / KX-TCD346UAT / KX-TCA132UAS / KX-TCA132UAT / KX-TCA130UAS / KX-TCA130UAT
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