Panasonic KX-TCD450RUM / KX-A145RUM / KX-TCD450RUT / KX-A145RUT Service Manual ▷ View online
1.2. How to recognize that Pb Free solder is used
1.2.1. Base Unit PCB
1
11
28
18
IC3
PbF
IC2
1
Marked
(Component View)
TP1
TP84
TP97
TP82
TP187
TP91
TP188
TP101
TP89
TP2
1
3
5
2
4
6
TP5
TP90
TP50
TP45
TP39
TP3
TP40
TP85
J101
J103 J104 J102 J105
PbF
+2.65V
SD
A
SCL
GND
VBA
CK
CHARGE
CHARGE
Marked
(Flow Solder Side View)
Note:
The location of the “PbF“ mark is subject to change without notice.
5
KX-TCD450RUM / KX-A145RUM / KX-TCD450R UT / KX-A145RUT
1.2.2. Handset PCB
IC1
100
75
76
25
51
1
16
17
32
1
IC2
PbF
18
11
1
28
IC10
Marked
(Component View)
PbF
LED11
PROG
REDIAL
BOOK
UP
POWER
CANCEL
DOWN
SP_
PHONE
PHONE
RIGHT
LEFT
1
2
3
6
5
7
0
#
R
4
9
8
LED13
INT
MIC
TALK
C43
C42
C64
R37
C40
C63
C39
R22
R23
R7
J5
LED12
LED14
LED17
LED3
LED2
LED1
Marked
(Flow Solder Side View)
Note:
The location of the “PbF“ mark is subject to change without notice.
1.2.3. Charger Unit PCB
PbF
D1
J1
Marked
PbF
R1
R2
TP4
TP1
TP2
TP3
Marked
(Component View)
(Flow Solder Side View)
Note:
The location of the “PbF“ mark is subject to change without notice.
6
KX-TCD450RUM / KX-A145RUM / KX-TCD450R UT / KX-A145RUT
2 FOR SERVICE TECHNICIANS
ICs and LSIs are vulnerable to static electricity.
When repairing, the following precautions will help prevent recurring malfunctions.
1. Cover the plastic parts boxes with aluminum foil.
2. Ground the soldering irons.
3. Use a conductive mat on the worktable.
4. Do not touch IC or LSI pins with bare fingers.
3 CAUTION
Danger of explosion if battery is incorrectly replaced. Replace only with the same or equivalent type recommendenced by the
manufacturer.
manufacturer.
Dispose of used batteries according to the manufacture’s Instructions.
7
KX-TCD450RUM / KX-A145RUM / KX-TCD450R UT / KX-A145RUT
4 BATTERY
4.1. Battery Installation
Please ensure the batteries are inserted as shown.
part should be inserted first.
Close the cover as indicated by the arrow.
·
When you replace the batteries,
part should be removed first.
4.2. Battery Charge
At the time of shipment, the batteries are not charged. To charge, place the handset on the base unit.
Please charge the batteries for about 7 hours before initial use. During charging, the battery icon is as shown below.
The handset which power is off will be turned on automatically when it is placed on the base unit.
In normal use, the handset and the base unit should be powered on at all times.
Note for Service:
The battery strength may not be indicated correctly if the battery is disconnected and connected again, even after it is fully
charged.
charged.
In that case, by recharging the battery as mentioned above, you will get a correct indication of the battery strength.
8
KX-TCD450RUM / KX-A145RUM / KX-TCD450R UT / KX-A145RUT
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