Panasonic KX-DT543RU / KX-DT546RU Service Manual ▷ View online
61
KX-DT543RU/KX-DT543RU-B/KX-DT546RU/KX-DT546RU-B
13 Appendix Information of Schematic Diagram
Note:
1. DC voltage measurements are taken with an oscilloscope or a tester with a ground.
1. The schematic diagrams and circuit board may be modified at any time with the development of new technology.
1. The schematic diagrams and circuit board may be modified at any time with the development of new technology.
62
KX-DT543RU/KX-DT543RU-B/KX-DT546RU/KX-DT546RU-B
14 Exploded View and Replacement Parts List
14.1. IC Data
14.1.1.
IC410
Pin No.
Terminal Name
Function
I/O Setting
Contents of Control
Remarks
1
DQ2
DQ2
I/O
QSPI Flash data pin 2
QSPI Flash communication port
2
DQ0
DQ0
I/O
QSPI Flash data pin 0
QSPI Flash communication port
3
GPIO26
NC
O
Not in use
4
GPIO27
ASIC_INT
I
Interrupt signal input from IC150
5
VCC1
VCC33
I
Digital system power supply (+3.3V)
6
EXGPIO9
RESET
O
Reset output to IC300
7
EXGPIO10
LCD_BL
O
LCD backlight LED control port
8
EXGPIO6
NC
O
Not in use
9
EXGPIO7
NC
O
Not in use
10
EXGPIO8
ASIC_RST
O
Reset output to IC150
11
EXGPIO5
NC
O
Not in use
12
VDD_DPU_DAIF
V1.8
I
DAIF supply input voltage
13
PLL2VSSA
DG
I
PLL2 analog ground
14
PLL2VDDA
VDD12
I
PLL2 supply voltage
15
PLL1VDDA
VDD12
I
PLL1 supply voltage
16
PLL1VSSA
DG
I
PLL1 analog ground
17
VDD1
VDD12
I
Core supply voltage
18
COREOUT
COREOUT
O
Internal DPU core power output (1.2V)
19
VBAT
VCC33
I
Not in use
20
DOUBCAP2N
DOUBCAP2N
-
Voltage multiplier CAP2 negative connec-
tion
tion
21
DOUBCAP2P
DOUBCAP2P
-
Voltage multiplier CAP2 positive connec-
tion
tion
22
DOUBCAP1N
DOUBCAP1N
-
Voltage multiplier CAP1 negative connec-
tion
tion
23
DOUBCAP1P
DOUBCAP1P
-
Voltage multiplier CAP1 positive connec-
tion
tion
24
DOUT3V0
VCC33
-
Not in use
25
DOUT4V5
LCD_PWR
-
LCD backlight LED supply voltage
26
LIN0
HEADSETMIC
I
Headset Mic input
27
LEDSINK22/DCIN1
(DG)
I
Not in use
Pull-down to DG at 47kΩ
28
DCIN2
(DG)
I
Not in use
Pull-down to DG at 47kΩ
29
DCIN3/LIN1
(DG)
I
Not in use
Pull-down to DG at 47kΩ
30
LEDSINK1/PWM1
NC
O
Not in use
31
VREF
VREF
O
VCCA reference voltage
32
VCCA
(VCCA33)
I
Analog power
Pull-up to VCCA33 at 10Ω
33
MIN
MICN
I
Hands free Mic negative input
34
MIP
MICP
I
Hands free Mic positive input
IC410
83
TDI
84
TCK
85
TMS
86
RTCK
87
GPIO10
88
GPIO11/SPIM_DI
89
GPIO12/SPIM_DO
90
GPIO13/SPIM_CLK
91
GPIO14/SPIM_CS
92
VDD3
93
VCC4
94
GPIO15
95
GPIO16
96
GPIO18
97
GPIO19
98
GPIO20
99
GPIO22/XD7
100
GPIO23/XD6
101
GPIO24/XD5
102
GPIO25/XD4
103
QCSN1/EXGPIO0
104
QCSN0
105
DQ3
106
QVCC
107
DQ1
108
QSCLK
1
DQ2
2
DQ0
3
GPIO26/XD3
4
GPIO27/XD2
5
VCC1
6
XD1/EXGPIO9
7
XD0/EXGPIO10
8
XOEN/EXGPIO6
9
XWEN/EXGPIO7
10
XA0/EXGPIO8
11
XCSN3/EXGPIO5
12
VDD_DPU_DAIF
13
PLL2VSSA
14
PLL2VDDA
15
PLL1VDDA
16
PLL1VSSA
17
VDD1
18
COREOUT
19
VBAT
20
DOUBCAP2N
21
DOUBCAP2P
22
DOUBCAP1N
23
DOUBCAP1P
24
DOUT3V0
25
DOUT4V5
26
DOUT2V5/DCIN0/LIN0
27
LEDSINK2/DCIN1
28 DCIN2
29 DCIN3/LIN1
30 LEDSINK1/PWM1
31 VREF
32 VCCA
33 MIN
34 MIP
35 HSMIN
36 HSMIP
37 MPWR
38 SPOUTP
39 VCCPA
40 SPOUTN
41 HSSPOUTP
42 LOUT
43 PWM0
44 DCINS
45 XOUT
46 XIN
47 VDD_APU
48 VBAT_APU
49 VDD_IF
50 VCC_FE_IF
51 VCC_PA
52 BAL_OUT2
53 BAL_OUT1
29 DCIN3/LIN1
30 LEDSINK1/PWM1
31 VREF
32 VCCA
33 MIN
34 MIP
35 HSMIN
36 HSMIP
37 MPWR
38 SPOUTP
39 VCCPA
40 SPOUTN
41 HSSPOUTP
42 LOUT
43 PWM0
44 DCINS
45 XOUT
46 XIN
47 VDD_APU
48 VBAT_APU
49 VDD_IF
50 VCC_FE_IF
51 VCC_PA
52 BAL_OUT2
53 BAL_OUT1
55
ANT1
56
GND_RF
57
ANT2
58
TEST
59
RX_SW
60
LNA_INN
61
LNA_INP
62
ATST_N
63
ATST_P/EXT_LNA
64
RSTN
65
VCC_VCO
66
GPIO17/[ON/OFF]
67
VDD2
68
GPIO0/I2C_SCL
69
GPIO1/I2C_SDA
70
GPIO2/TDM_TXD
71
GPIO3/TDM_RXD
72
GPIO4/TDM_FSYNC
73
VCC2
74
GPIO5/TDM_SCLK
75
GPIO6
76
GPIO7
77
GPIO8
78
GPIO9
79
VCC3
80
USBDM/GPI28
81
USBDP/GPI29
109
GND
54 TX_SW
82
TDO
63
KX-DT543RU/KX-DT543RU-B/KX-DT546RU/KX-DT546RU-B
35
HSMIN
HSMICINN
I
Handset Mic negative input
36
HSMIP
HSMICINP
I
Handset Mic positive input
37
MPWR
(MICBIAS)
O
Mic power output
Pull-up to MICBIAS at 390Ω
38
SPOUTP
SPP
O
Hands free Speaker positive output
39
VCCPA
VCCA33
I
Power amplifier supply
40
SPOUTN
SPN
O
Hands free Speaker negative output
41
HSSPOUTP
HSSPOUTP
O
Handset Speaker positive output
42
LOUT
HEADSP
O
Headset Speaker output
43
PWM0
NC
O
Not in use
44
DCINS
(DG)
I
Not in use
Pull-down to DG at 47kΩ
45
XOUT
XOUT
O
Crystal oscillator connection (13.824MHz)
46
XIN
XIN
I
Crystal oscillator connection (13.824MHz)
47
VDD_APU
V1.8
O
Supply
48
VBAT_APU
VCC33
I
Supply
49
VDD_IF
VDD_IF
O
IF supply
50
VCC_FE_IF
VCC33
I
FE & IF supply
51
VCC_PA
VCC33
I
PA supply
52
BAL_OUT2
DG
O
Not in use
53
BAL_OUT1
DG
O
Not in use
54
TX_SW
DG
I
Not in use
55
ANT1
DG
I
Not in use
56
GND_RF
DG
-
Not in use
57
ANT2
DG
I
Not in use
58
TEST
TEST
I
TEST pin (Not in use)
59
RX_SW
DG
O
Not in use
60
LNA_INN
DG
I
Not in use
61
LNA_INP
DG
I
Not in use
62
ATST_N
DG
-
Not in use
63
ATST_P/EXT_LNA
DG
-
Not in use
64
RSTN
RSTN
I
Not in use
65
VCC_VCO
VCC33
I
VCO supply
66
GPIO17
SPI_DO
O
LCD Serial data
LCD control port
67
VDD2
VDD12
I
Core supply voltage
68
I2C_SCL
SCL
O
I2C Clock
I2C communication port
69
I2C_SDA
SDA
I/O
I2C Data
I2C communication port
70
GPIO2
PCM_TXD
O
PCM Send data output to IC300
PCM communication port
71
GPIO3
PCM_FSYNC
I
PCM Frame sync signal
PCM communication port
72
GPIO4
PCM_SCLK
I
PCM Clock
PCM communication port
73
VCC2
VCC33
I
Digital system power supply (+3.3V)
74
GPIO5
PCM_RXD
I
PCM Receive data input from IC300
PCM communication port
75
GPIO6
SPI2_DI
I
SPI2 Serial data input
SPI2 communication port
76
GPIO7
SPI2_DO
O
SPI2 Serial data output
SPI2 communication port
77
GPIO8
SPI2_CLK
O
SPI2 Clock
SPI2 communication port
78
GPIO9
SPI2_CS
O
SPI2 Chip select
SPI2 communication port
79
VCC3
VCC33
I
Digital system power supply (+3.3V)
80
GPI28
INTN
I
Interrupt signal input from IC300
81
GPI29
STRAP
I
Mode select (H or L)
"H: Normal mode,L: Software
download mode"
download mode"
82
TDO
JTAG_TDO
O
Not in use
For development : JTAG data
output
output
83
TDI
JTAG_TDI
I
Not in use
For development : JTAG data
input
input
84
TCK
JTAG_TCK
I
Not in use
For development : JTAG clock
input
input
85
TMS
JTAG_TMS
I
Not in use
For development : JTAG mode
selection
selection
86
RTCK
JTAG_RTCK
O
Not in use
For development : JTAG return
test clock signal input
test clock signal input
87
GPIO10
NC
O
Not in use
88
GPIO11
ST0
O
Self-diagnostic mode output
89
GPIO12
ST1
O
Self-diagnostic mode output
90
GPIO13
ST2
O
Self-diagnostic mode output
91
GPIO14
ST3
O
Self-diagnostic mode output
92
VDD3
VDD12
I
Core supply voltage
93
VCC4
VCC33
I
Digital system power supply (+3.3V)
94
GPIO15
LCD_RST
O
LCD Reset output
LCD control port
95
GPIO16
(LCD_A0)
O
LCD Register selection
LCD control port
Pin No.
Terminal Name
Function
I/O Setting
Contents of Control
Remarks
64
KX-DT543RU/KX-DT543RU-B/KX-DT546RU/KX-DT546RU-B
96
GPIO18
(SPI_CLK)
O
LCD Serial clock
LCD control port
97
GPIO19
(SPI_CS0)
O
LCD Chip select
LCD control port
98
GPIO20
NC
O
Not in use
99
GPIO22
NC
O
Not in use
100
GPIO23
URX
I
Receive data from Jabra / Software down-
load data
load data
Select the software download
mode by STRAP(81 pin)
mode by STRAP(81 pin)
101
GPIO24
UTX
O
Send data to Jabra / Software download
data
data
Select the software download
mode by STRAP(81 pin)
mode by STRAP(81 pin)
102
GPIO25
NC
I/O
Not in use
103
EXGPIO0
NC
I/O
Not in use
104
QCSN0
S#
O
QSPI Flash chip select 0
QSPI Flash communication port
105
DQ3
DQ3
I/O
QSPI Flash data pin 3
QSPI Flash communication port
106
QVCC
VCC33
I
Digital system power supply (+3.3V)
107
DQ1
DQ1
I/O
QSPI Flash data pin 1
QSPI Flash communication port
108
QSCLK
C
O
QSPI Flash serial clock
QSPI Flash communication port
( 109 )
Exposed Die Pad
DG
I
Ground
Pin No.
Terminal Name
Function
I/O Setting
Contents of Control
Remarks
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