Schematic Diagram (Base Unit_Main) - Panasonic KX-TG9331BXT Service Manual

KX-TG9331BXT/KX-TGA931BXT/KX-TGA930BXT

13.2. Schematic Diagram (Base Unit_Main)

RF interface
V_PA
V_PA
(VPA)
V_RF
V_RF
BCLK
BCLK
SYN_OUT
SYN_EN
SYN_CLK
SYN_DATA
SLOT_CTRL
RADIO_EN
RX_DATA
TX_DATA
RF_RSTN
DVCC
ANT1
*C901
NC
ANT2
GND
FLASH
*IC601
1
SI
2
SCK GND
3
*RESET VCC
4
*CS *WP
16M
R602 NC
*C611 NC
1
E0 VCC
2
E1 *WC
3
E2 SCL
4
VSS SDA
NC
*C612 NC
*IC611
EEPROM
*WBX02
6pin
NC: No Components
3.2V
Q382
4.0V
C521 0.1u
R521 NC
SYN_OUT
SYN_EN
SYN_CLK
SYN_DATA
SLOT_CTRL
*WBX03
RADIO_EN
NC
RXI
RX_DATA
TXO
TX_DATA
RF_RSTN
ANT1_HOT
ANT1_HOT2
ANT1
ANT3
ANT2_HOT
ANT2_HOT2
ANT2
ANT1_GND
ANT2_GND
R603
8
SO
NC
7
C501
DVCC
6
0.1u
GND2
26
5
VCC1
27
SYN_EN
28
SYN_CLK
29
SYN_DATA
30
NC8
31
P15 NC9
32
FCCP15
33
RX_DATA
34
NC10
35
NC11
36
NC12
8
37
RF_RSTN
38
7
NC13
39
NC14
6
40
NC15
41
5
EROM_DATA
42
EROM_CLK
43
EROM_WP
45
44
F_SYNC
45
C503
GND3
0.1u
46
VCC2
47
INT0
INT0
48
FLASH_SCK
49
NC16
50
KEYB
KEY1
KEY2
KEY3/TE
KEY_GND
Operation Unit interface
For TH12 series
13.824M
R509
23
*IC501
*WBX01
10pin
80
3.3V
VCC
RST
L473 NC
L472 NC
X501
1M
SPN
100
VCCPA
99
NC(HSOUT)
98
LOUT0
97
LIN0
96
VCCA
95
HSMIP
94
HSMIN
93
GNDA
92
IN
91
DCIN2
90
CID_INN
89
CID_INP
88
VREF
87
DCIN1
C516 10u
86
PDN
85
GND5 C515 K1.0
84
MSG_LED
83
UART_RX
82
UART_TX
81
SDA
80
*R591 NC
SCL
79
BANK2
78
*R592 NC
INT1
77
ANS_
76
R594 NC
LED_1
INT1
R593 NC
(for FLASH BOOT)
4 5
3 6
2 7
1 8
RA501
4.7k
28ms
Power ON
(Reset)
NC
*R665
2 1
NC
*SW661
(1)
(2)
(3)
SPN
(4)
*C457
*RA452
(5)
2.7k
K0.012
3 2
4 1
*C458
(6)
K0.012
(7)
(8)
(9)
(10)
(11)
C120
1000p
(12)
(13)
UVCC
R533 4.7k
URX
UTX
UGND
(14)
(15)
(16)
(17)