Schematic Diagram (Handset_Main) - Panasonic KX-TGF350N Service Manual

KX-TGF350N/KX-TGF352N/KX-TGF353N/KX-TG572SK/KX-TGF380M/KX-TGF382M/KX-TGF383M/KX-TGFA30N/KX-TGFA30M

14.8. Schematic Diagram (Handset_Main)

!
BAT+
F1
2.5A
C6
J68p
Battery
GND
R45
BAT-
0.1
GND
CHG+
CHG+
CHARGE
C5 R3
Terminal
K0.1u 1.5k
CHG-
GND GND GND
SOFT_C SOFT_A
LEFT
9 6
CALLBLOCK SHARP
0 8 5
FLASH
SP AST 7 4
RIGHT UP
DOWN TALK
CP4V
VBAT
IC4
1 6
VOUT CP
C56
K1u
2 5
C57
GND
VCC
K1u
4
3
SHD CN
C58
K1u
LCD BACKLIGHT
(WHITE)
LED20
CARBON_CL1
CARBON TEST PATTERN
HAK_CL1
NC: No Components
Charge Current
C15
J39p
*Q10
*R10 1.0
*Q11
*R13
*Q12
10k
*R12 *R11
18k 680
GND GND
R8
R4 Q4
R7
47k
100k
Q9
GND
C35
NC
GND
GND
CHG+
BATTERY_ON
KIN_1
3
KIN_2
2
KIN_3
KIN_4
1
KIN_5
OFF
STB_E
STB_A
STB_D
STB_C
STB_B
CP4V CP4V
KEY BACKLIGHT
(AMBER)
RE1
RA2 RA3
390
390
Q6
GND GND GND
VBAT
Q2
When on Charge
C27
1000p
1s
R2
30k
R9
30k
Q3
4.3
R6
10k
ANT
CHG_CTRL
CHG_DET
69
70
BBIC MODULE
47
GND_20
48
KIN_1
49
KIN_2
50
KIN_4
51
KIN_3
52
STB_B
53
STB_A
54
STB_E
55
KIN_5
56
STB_D
57
STB_C
58
BATTERY_ON
59
CP_OFF
60
GND_21
61
62
63
*R20
30k GNDA
C79
J100p
KX-TGFA30 SCHEMATIC DIAGRAM (Handset_Main)
86
68
67
66
30
GND_4
29
LCD_RESET
28
LCD_SCL
27
LCD_SIO
26
LCD_CS
25
LCD_CD
24
CP3V
23
CHG_DET
22
CHG_CTRL
21
SP+
20
SP-
UTX
19
UTX
URX
18
URX
17
GND_3
65
64
SP+
SP-
GND
C1 C2 C3
NC NC NC
GND GND GND RCVP
RCVM
GNDA GND
CL1 CL2 CL3 CL4 CL5
CL6 CL7 CL8 CL9 CL10
CL11 CL12
GND
ANT-Pattern
ANT-Short
STAR8
GND
ANT1
ANT-Short-GND
GND
K1u
C91
CN3_C GND
12
CN3_C 11 V0
C92 K1u
CN3_C 10 VSS
CP3V
CN3_C 9 VDDA
CP3V
CN3_C VDD
8
CN3_C 7 SI
SID
CN3_C SCL
6
SCL
CN3_C
5 A0
CD
CN3_C 4 RES
RESET
CS1
CN3_C 3
CS
CN3_C
OTP 2 OTP_PWR
CN3_C 1 GND
GND
R63 NC
UTXS
R62 NC
URXS
VBAT
C10
NC VBAT
UTX
URX
GND
GND
SP Phone Rx
+
SP-PHONE_SPEAKER
-
C73
C72
D14 D13
NC
NC
GND GND GND GND
C42
NC
+
RECEIVER
-
C71 C70
J68p J68p
Handset Rx
GND GND
1
2
3
CN4
4
Headset Jack
5
L1
GND GNDA1 GND
GNDA GNDA1
Handset Tx
SP Phone Tx
MIC+
AP1
C113
MIC
D10p
MIC-