Panasonic KX-TU301RUME Service Manual ▷ View online
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KX-TU301RUME
10.3. RF Specification
10.3.1. GSM
***: Refer to Check Point (Handset) (P.21)
Frequency band
Item
Value
Refer to -. ***
900MHz
TX Power
31.0 dBm~ 35.0 dBm
Check Point (Handset) (J)
phase error (RMS)
< 5.0 deg
Check Point (Handset) (K)
phase error (PEAK)
< 20.0 deg
Check Point (Handset) (L)
RX Level
31.0~ 39.0
Check Point (Handset) (M)
FER
< 0.122%
Check Point (Handset) (N)
RBER C2
< 2.439%
Check Point (Handset) (O)
RX Quality
< 3
Check Point (Handset) (P)
1800MHz
TX Power
28.0 dBm~ 32.0 dBm
Check Point (Handset) (Q)
phase error (RMS)
< 5.0 deg
Check Point (Handset) (R)
phase error (PEAK)
< 20.0 deg
Check Point (Handset) (S)
RX Level
31.0~ 39.0
Check Point (Handset) (T)
FER
< 0.122%
Check Point (Handset) (U)
RBER C2
< 2.439%
Check Point (Handset) (V)
RX Quality
< 3
Check Point (Handset) (W)
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KX-TU301RUME
10.4. How to Check the Handset Speaker or Receiver
1. Prepare the digital voltmeter, and set the selector knob to ohm meter.
2. Put the probes at the speaker terminals as shown below.
2. Put the probes at the speaker terminals as shown below.
Handset speaker (receiver)
Digital Voltmeter
Is the value between
(+) terminal and (–) terminal about 32
(+) terminal and (–) terminal about 32
Ω?
RECEIVER:
Is the value between
(+) terminal and (–) terminal about 8
(+) terminal and (–) terminal about 8
Ω?
NG
NO
OK
YES
Replace the speaker
(receiver).
(receiver).
SPEAKER:
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KX-TU301RUME
11 Miscellaneous
11.1. Terminal Guide of the ICs, Transistors and Diodes
11.1.1. Handset
B3AFB0000225
Cathode
Anode
B3AFA0000141
1
2
3
4
C0DBGYY00938
C
B
E
B1CHND000004, B1GBCFYY0010
DRA9114E0L, B1ABDF000017
DRA9114E0L, B1ABDF000017
1
4
8
5
C0DBZYY00453
DB2X41400L
DZ2J05600L
DB2J31300L
DZ2J05600L
DB2J31300L
Anode
Cathode
10
6
5
1
C0DBDYY00036
1
3
2
4
5
6
C0DBAYY00146
(Reverse View)
Anode
Cathode
B3ACB0000216
Cathode
Anode
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KX-TU301RUME
Memo
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