Panasonic KX-TGE674

11
KX-TGE674/KX-TGEA61
7.5. Schematic Diagram (Handset_Main)
NC: No Components
KX-TGEA61 SCHEMATIC DIAGRAM (Handset_Main)
When on Charge
1s
Charge Current
SP phone RX
Handset RX
Handset TX
Headset Tx
Headset Rx
SP phone TX
BELL_LED2
CHG_CTRL
CHG_DET
POWER
CHG_CTRL
CHG_DET
BATTERY_ON
CHG+
KIN_3
KIN_2
LCD_RESET
LCD_SCL
LCD_SID
LCD_LED0
BELL_LED1 BATTERY_ON STB_B STB_E KEY_LED MIC- CHG+ SOCp
SOCn
MIC+
STB_D
STB_C
LCD_CD
LCD_CS
KIN_5
KIN_4
KIN_1
KIN_3
STB_C
STB_B
BELL_LED1
BELL_LED2
SP+
SP+
SP-
RCV+
RCV-
STB_A
KIN_1
MIC+
MIC-
LCD_CS
LCD_RESET
LCD_CD
LCD_SCL
LCD_SID
MICh
STB_A
HEADSET_DET
HEADSET_DET
MICh
STB_E
KIN_5
STB_D
POWER
SP-
SOCn
KIN_4
KIN_2
RCV- RCV+
SOCp
KEY_LED
LCD_LED0
C73 10p C72
10p
GND
GND
VBAT
GND
GND
GND
GND
C6
K0.1u
MIC
AP1
R7
820
R9
30k
R2
30k
C19
K1000p
R6
10k
C78 K2200p
GND
C79 K2200p
GND
R77
1
R76
1
GND
HAK_CL1
GND GND
CP4V
*R13
1k
*R12
220k
*R11
680
*Q11
GND
GND
*Q10
Q6
GND
R15
1.5k
CP4V
C5
K0.1u
C1
220u
GND
*R10
1.0
SPEAKER
+
-
CHG+
Q9
*Q12
Q2
Q4
GND
ANT-Short-GND
ANT-Short
ANT1_TP
GND
R8
4.3
R45
0.1
C70
J68p
C71
J68p
C113
D10p
VBAT
GND
CP4V
C69
D10p
GND
GND
C68
D10p
CKM
SHORT1
SHORT2
*LED6 *LED4
*LED3
*LED2
*LED5 *LED1
*R20
30k
1.8V
CP4V
CP3V
LCD
7
SDA
C93
K1u
LCD
1
GND
LCD
12
XV0
LCD
2
GND(OTP)
LCD
3
CS
LCD
11
V0
LCD
4
RST
LCD
6
SCLK
LCD
8
VDD1
GND
C92
K1u
CP3V
LCD
10
VSS
C91
K1u
LCD
15
GND
LCD
14
GND
LCD
9
VDD
LCD
13
VG
LCD
5
A0
1.8V
C82
NC
GNDA
C84
NC
C87
K1000p
C83
NC
GND
C39
K1000p
R91
10
GND
R500 NC
GNDA
R34
100k
R32
100k
GND
C33
K0.1u
C94
K0.1u
RA3
680
1
4
2
RA2
680
8
2
3 4
L9
GND
CP3V
1.8V
POWER
CARBON_CL1
C120
NC
C15
J68p
GND
C121
J68p
GND
C122
J68p
GND
C123
J68p
C124
J68p
C125
J68p
GND
GND
VOL_DOWN VOL_UP
D1
NC
D2
NC
GND GND
GND
D3
NC
GND
D4
NC
GNDA GNDA
C16
10uF
SOFT_C
SOFT_A
RIGHT
UP
DOWN
LEFT
1
SHARP
456
2
7
SP
3
8
AST
TALK
0
9
FLASH
CALLBLOCK
OFF
*CN4
Headset Jack
5
2
4
3
1
VBAT
GND
BAT+
BAT-
CHG+
RA10
220
LED11
LED12
LED20
*MODULE
18
SP+
19
GND_5
20
URX
48
GND_18
49
GND_4
50
BELL_LED2
51
GND_19
66
KIN_5
67
KIN_4
68
KIN_1
69
GND_24
3
BATTERY_ON
2
BELL_LED1
1
GND_1
4
STB_B
5
STB_E
6
STB_A
7
KEY_LED
8
MICh
9
MIC-
10
GND_2
11
GND_3
12
REC+
13
REC-
14
CHG+
15
BAT-/SOCp
16
SOCn
21
UTX
22
LCD_LED
23
CP4V
24
GND_6
25
GND_7
26
1.8V
27
GND_8
28
LCD_SID
29
LCD_SCL
30
LCD_RESET
31
GND_9
44
GND_16
45
GND_17
46
BAT+/VBAT2
47
LED1
40
CHG_CTRL
41
GND_13
42
GND_14
43
GND_15
36
ANT
37
GND_12
38
POWER
39
CHG_DET
62
GND_23
63
LCD_CD
64
LCD_CS
65
P0_7
58
BAT+/VBAT1
59
CP3V
60
GND_21
61
GND_22
57
GNDA
70
GND_25
71
GND_26
55
GND_20
56
MIC+
17
SP-
32
KIN_2
33
KIN_3
34
GND_10
35
GND_11
54
STB_C
52
P2_3
53
STB_D
UTX
URX
VBAT
GND
MIC+
MIC-
Rcv+
Rcv-
GND
LED21
Y
RE1
NC
1
3
2
*Q3
RECEIVER
+
-
Test Pattern
for Carbon
To Charge
Terminal
To Battery
Test Pattern
for Pattern
BELL LED
For Power Failure
Function
(US/EU = White)
(US/EU = AMBER)
KEY B/L LED
1.8 inch Wide Monochrome LCD [Heat Seal]
LCD B/L LED
ANT pattern
B/W LCD Unit
(US/EU = AMBER)
CHG-
( Amber )
1
7 6
5
3