Panasonic KX-TU301RUME Service Manual ▷ View online
25
KX-TU301RUME
9.1.2.
Charger Unit
Ԙ
Remove the screw to remove
the cabinet cover.
the cabinet cover.
ԙ
Remove the screw and solders to remove
the 2 charge terminals to remove the
Main P.C board.
the 2 charge terminals to remove the
Main P.C board.
ԙ
Screw
ԙ
Solders
Cabinet cover
2 charge terminals
Main P.C. board
Ԙ
Screw
26
KX-TU301RUME
9.2.
How to Replace the Handset LCD
Ԙ
ԙ
Ԛ
Clear insultion sheet
Double side tape 3
Stick the double side tape along
the lower hem line of this clear insulation sheet.
the lower hem line of this clear insulation sheet.
Stick it by positioning hole.
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KX-TU301RUME
10 Measurements and Adjustments
10.1. Handset Reference Drawing
When connecting the simulator equipment for checking, please refer to below.
10.1.1. Component View
Note:
(A) - (W) is referred to Check Point (Handset) (P.20)
When connecting GSM tester, remove Antennas and Antenna holder.
After checking with GSM tester attach an Antenna holder and solder up Antennas.
When connecting GSM tester, remove Antennas and Antenna holder.
After checking with GSM tester attach an Antenna holder and solder up Antennas.
A
KX-TU301
PNLB1162Z
PbF
-EC
SP-PHONE
GND
GND
ANT2
VLED
VBAT
TH
4
3.0A
2
3
DCIN
UTX
URX
ANT
VIO
A
K
11
1
PWON
VRTC
RSTn
VSIM
EFUSE
SIMCLK
SIMIO
SIMRST
C54
C14
C44
C42
C42
C43
C5
C12
C50
C51
C52
C53
C55
C56
C54
C19
C24
C25
C26
C36
C35
C45
C39
C23
C22
C68
C3
C4
C63
C71
C18
C58
C60
C59
C6
C8
C66
C1
C27
CN4
CN1
CN5
C65
F1
F2
C13
C11
C10
M1
R72
R71
R30
R31
R23
R24
R22
R20
R20
R27
R7
R17
R18
R19
R68
R67
R58
R50
R63
R62
R61
R60
R1
R6
R32
R33
L4
L6
L9
L1
IC3
IC2
TORCH_A
TORCH_K
SW1
D9
D8
Q9
Q8
Q4
C37
C15
CN3
CN2
C30
C31
C29
C40
C41
C46
C20
C21
C38
C33
C34
C32
C62
C16
C61
C70
C57
C67
C69
C9
R70
R26
R29
R25
R66
R64
R21
R15
R8
CF1
R28
R53
R52
R57
R54
R55
R56
R51
R12
R59
R13
R14
R16
R65
R69
R3
R10
JK1
R2
R4
R5
L8
L7
L3
L2
IC1
IC4
MOD1
SW4
SW5
SW2
SW3
D10
D5
D4
D3
D7
D6
D2
D1
Q2
Q3
Q7
Q5
Q6
Q1
GSM Tester
6.8
(4W)
SW
ANT
(J)(K)(L)(M)(N)(O)(P)
(Q)(R)(S)(T)(U)(V)(W)
(A)(B)(C)
Digital Volt Meter
DC POWER SUPPLY
DC 3.8V 2A min.
SW
SW
DC POWER SUPPLY
DC 5.5V 1A
GND
GND
VBAT
L1 (CHG+)
L2 (CHG-)
VIO
VRTC
VSIM
Audio Analyzer
(G)(H)
(D)(E)
SW
SP1
R73
C7
LED7
(D)(E)
10k
SW
28
KX-TU301RUME
10.2. Charger Handset Reference Drawing
When connecting the simulator equipment for checking, please refer to below.
10.2.1. Bottom View
Note:
(A) is referred to Check Point (Charger Unit) (P.22)
1
2
TP4
TP3
PbF
J1
PNLB1173Z -RL
F1
3.0A
A
68
2W
Digital
Volt Meter
(A)
Charge-
Charge+
DC Power
DC 5.5V
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