Panasonic KX-UT248RU / KX-UT248RU-B (serv.man3) Service Manual ▷ View online
85
KX-UT248RU/KX-UT248RU-B
T10
CGPIO21
NC
-
Not in use
T11
CGPIO6
I2C_SCL
O
I2C serial clock
T12
CGPIO7
NC
-
Not in use
T13
DTX
DTX(NC)
-
Not in use
T14
DRX
DRX(NC)
-
Not in use
T15
SYN_LE
NC
-
Not in use
T16
SYN_CLK
NC
-
Not in use
T17
SYN_DATA
NC
-
Not in use
T18
RADIOEN
NC
-
Not in use
T2
TXDA1
E_TXD1
O
TX DATA for IC401
T3
TXA_CLK
E_TXCLK
O
TX CLOCK FOR IC401
T4
RXDA0
E_RXD0
I
RX DATA FOR IC401
T5
RXA_DV
E_RXDV
O
RX DATA Valid for port
T6
TXDB3
CD_nRST
O
CODEC RESET output
T7
TXB_EN
NC
-
Not in use
T8
RXDB1
NC
-
Not in use
T9
RXB_CLK
NC
-
Not in use
U1
TXA_ER
E_TXER
O
TX DATA Error
U10
RXB_CRS
PHY_RST
O
PHY_nRST
U11
RXB_DV
NC
-
Not in use
U12
CGPIO19
PHY_INT
I
Interrupt Input from PHY
U13
FSYNC
FSYNC(NC)
-
Not in use
U14
XTALOUT
XOUT(NC)
-
Not in use
U15
AGPIO16
DE_READY
I
READY SIGNAL from DE
U16
DSP_BGPIO8
NC
-
Not in use
U17
DTMS
DSP JTAG
I
TP_TMS_1
U18
DTDO
DSP JTAG
O
TP_TDO_1
U2
ATMS
ARM JTAG
I
ATMS
U3
TXA_EN
E_TXEN
O
TX DATA Enable for port
U4
RXDA3
E_RXD3
I
RX DATA for IC401
U5
RXA_ER
E_RXER
I
Pull down R
U6
MDCA
E_MDCLK
O
DATA CLOCK for IC401
U7
TXDB2
NC
-
Not in use
U8
TXB_CLK
ST2
O
TP_ST2
U9
RXDB2
ST0
O
TP_ST0
V1
ATDO
ARM JTAG
O
ATD0
V10
RXDB3
ST3
O
TP_ST3
V11
RXB_ER
NC
-
Not in use
V12
DE_BGPIO6
NC
-
Not in use
V13
DE_BGPIO5
NC
-
Not in use
V14
XTALIN
XIN
Analog input
CLOCK INPUT
V15
SYN_OUT
NC
-
Not in use
V16
DW_BCLK
NC
-
Not in use
V17
DTCK
DSP JTAG
I
TP_TCK_1
V18
DTDI
DSP JTAG
I
TP_TDI_1
V2
DW_TEST_MODE
TEST(GND)
-
GND
V3
TXDA0
E_TXD0
O
TX DATA for IC401
V4
TXA_COL
E_COL
O
Collision for port
V5
RXDA1
E_RXD1
I
RX DATA for IC401
V6
RXA_CRS
E_CRS
I
Carrier sense for port
V7
MDIOA
E_MDIO
I/O
I/O DATA from IC401
V8
TXDB1
DE_PDN(ARM)
I
Power Down port from DE
V9
TXB_COL
ST1
O
TP_ST1
Pin
No.
Terminal Name
Function
I/O Setting
Contents of Control
Remark
86
KX-UT248RU/KX-UT248RU-B
15.1.2. IC204
Pin No.
Terminal Name
Function
I/O Setting
Contents of Control
Remark
1
CLKIN
CLKIN
I
System clock input from IC501 (1.563MHz)
2
CLKOUT
GIN08
I
HOOK Switch Input
3
VDD1
VDD1
-
Digital system power supply (+3.3V)
4
VSS1
VSS1
-
Digital system ground
5
SDO
GOUT15
O
Not in use
6
GKEYIN0
GKEYIN0
I
Detect Headset
7
GKEYIN1
GKEYIN1
I
Detect EHS
8
PSBIN
PSBIN
I
EHS receive data
9
PSBOUT
PSBOUT
O
EHS transmit data
10
KEYIN0
KEYIN0
I
Dynamic Key Input Port0
11
KEYIN1
KEYIN1
I
Dynamic Key Input Port1
12
KEYIN2
KEYIN2
I
Dynamic Key Input Port2
13
KEYIN3
KEYIN3
I
Dynamic Key Input Port3
14
KEYIN4
KEYIN4
I
Dynamic Key Input Port4
15
KEYIN5
KEYIN5
I
Dynamic Key Input Port5
16
KEYIN6
KEYIN6
I
Dynamic Key Input Port6
17
KEYIN7
KEYIN7
I
Dynamic Key Input Port7
18
VSS2
VSS2
-
Digital system power supply (+3.3V)
19
VDD2
VDD2
-
Digital system ground
20
LED_COM0
LED_COM0
O
Dynamic Common Port0
21
LED_COM1
LED_COM1
O
Dynamic Common Port1
22
LED_COM2
LED_COM2
O
Dynamic Common Port2
23
LED_COM3
LED_COM3
O
Dynamic Common Port3
24
LED_STB0
LED_STB0
O
Dynamic Strobe Port0
25
LED_STB1
LED_STB1
O
Dynamic Strobe Port1
26
LED_STB2
LED_STB2
O
Dynamic Strobe Port2
27
LED_STB3
LED_STB3
O
Dynamic Strobe Port3
28
LED_STB4
LED_STB4
O
Dynamic Strobe Port4
29
LED_STB5
LED_STB5
O
Dynamic Strobe Port5
30
LED_STB6
LED_STB6
O
Dynamic Strobe Port6
31
LED_STB7
LED_STB7
O
Dynamic Strobe Port7
32
LED_COM4
LED_COM4
O
Dynamic Common Port4
33
LED_COM5
LED_COM5
O
Dynamic Common Port5
34
LED_COM6
LED_COM6
O
Dynamic Common Port6
35
LED_COM7
LED_COM7
O
Dynamic Common Port7
36
VDD3
VDD3
-
Digital system power supply (+3.3V)
37
VSS3
VSS3
-
Digital system ground
38
INT_OUT0
INT_OUT0
O
Interrupt to IC501
39
INT_OUT1
GOUT01
O
Ringer LED (Green)
40
TEST
TEST
-
TEST pin
41
RESET
RESET
I
Reset
42
SCS
GOUT00
O
Ringer LED (Red)
43
SCLK
SDA
I/O
I2C Data
44
SDI
SCL
I
I2C Clock
87
KX-UT248RU/KX-UT248RU-B
15.1.3.
IC401
Pin
No.
Terminal Name
Function I/O Setting
Contents of Control
Remark
1
NC1
-
NC Pin
2
NC2
-
NC Pin
3
ATEST
O
Analog Test Pin
4
MDI_REF
O
MDI Bias Resistor
5
AGND1
-
Analog GND
6
AVDD33_1
-
Analog Power 3.3V
7
AVDD12_1
-
Analog Power 1.2V
8
P0MDIAP
I/O
Media Dependent Interface A+
9
P0MDIAN
I/O
Media Dependent Interface A-
10
AGND2
-
Analog GND
11
P0MDIBP
I/O
Media Dependent Interface B+
12
P0MDIBN
I/O
Media Dependent Interface B-
13
AVDD12_2
-
Analog Power 1.2V
14
AVDD33_2
-
Analog Power 3.3V
15
P0MDICP
I/O
Media Dependent Interface C+
16
P0MDICN
I/O
Media Dependent Interface C-
17
AGND3
-
Analog GND
18
AGND4
-
Analog GND
19
P0MDIDP
I/O
Media Dependent Interface D+
20
P0MDIDN
I/O
Media Dependent Interface D-
21
AVDD12_3
-
Analog Power 1.2V
22
AVDD12_4
-
Analog Power 1.2V
23
AVDD33_3
-
Analog Power 3.3V
24
P1MDIAP
I/O
Media Dependent Interface A+
25
P1MDIAN
I/O
Media Dependent Interface A-
26
GND5
-
Digital GND
27
GND6
-
Digital GND
28
P1MDIBP
I/O
Media Dependent Interface B+
29
P1MDIBN
I/O
Media Dependent Interface B-
30
AVDD12_5
-
Analog Power 1.2V
31
AVDD33_4
-
Analog Power 3.3V
32
P1MDICP
I/O
Media Dependent Interface C+
33
P1MDICN
I/O
Media Dependent Interface C-
34
AGND7
-
Analog GND
35
P1MDIDP
I/O
Media Dependent Interface D+
36
P1MDIDN
I/O
Media Dependent Interface D-
37
AVDD12_6
-
Analog Power 1.2V
38
AVDD33_5
-
Analog Power 3.3V
39
RSVD1
-
Not in use
40
RSVD2
-
Reserved Pin(Pull down R)
41
RSVD3
-
Reserved Pin(Pull down R)
42
AGND8
-
Analog GND
43
RSVD4
-
Reserved Pin(Pull down R)
IC401
103
P2MRXDV/
P2PTXEN/
P2MRXCLTL/
P2MCRSDV
P2PTXEN/
P2MRXCLTL/
P2MCRSDV
104
VDD12_6
105
P2MRXD0/P2PTXD0
106
P2MRXD1/P2PTXD1
107
P2MRXD2/P2PTXD2
108
P2MRXD3/P2PTXD3
109
DVDD_6
110
P2MRXD4
111
P2MRXD5
112
P2MRXD6
113
P2MRXD7
114
VDD12_7
115
SDA/MDIO
116
SCL/MDC
117
LEDDA/LED3/LEDMODE0
118
LEDCK/LED7/LEDMODE1
119
VDDIO
120
*RESET
121
AVDDPLL
122
RSVD11
123
AVSSPLL
124
XTAL1
125
XTAL2
126
AVDD33_6
127
AGND11
128
AVDD33_7
13
AVDD12_2
14
AVDD33_2
15
P0MDICP
16
P0MDICN
17
AGND3
18
AGND4
19
P0MDIDP
20
P0MDIDN
21
AVDD12_3
22
AVDD12_4
23
AVDD33_3
24
P1MDIAP
25
P1MDIAN
26
AGND5
27
AGND6
28
P1MDIBP
29
P1MDIBN
30
AVDD12_5
31
AVDD33_4
32
P1MDICP
33
P1MDICN
34
AGND7
35
P1MDIDP
36
P1MDIDN
37
AVDD12_6
38
AVDD33_5
39
RSVD1
40
RSVD2
41
RSVD3
42
AGND8
43
RSVD4
44
AVDD12_7
45
RSVD5
46
RSVD6
47
AGND9
48
AVDD12_8
49
AGND10
50
RSVD7
51
RSVD8
52
AVDD12_9
53
RSVD9
54
RSVD10
55
WAKEUP
56
BGPIO3
57
INT
58
VDD12_1
59
ENJF
60
LEDSPSEL
61
DVDD_1
62
BGPIO2
63
VDD12_2
64
BGPIO1
65
BGPIO0
66
LED6
67
LED5/AGPIO4
68
LED4/AGPIO3
69
LED2/AGPIO2
70
DVDD_2
71
LED1/AGPIO1
72
LED0/AGPIO0
73
P2SPD1
74
P2SPD0
75
VDD12_3
76
P2LNKSTA
77
P2IF2
78
P2IF1
79
P2IF0
80
DVDD_3
81
RXDLY
82
TXDLY
83
ENEEPROM
84
P2MRXER/P2PTXER
85
VDD12_4
86
P2MTXD7/PHYADR4
87
P2MTXD6/PHYADR3
88
P2MTXD5/FWMODE1
89
P2MTXD4/FWMODE0
90
DVDD_4
91
P2MTXD3/P2PRXD3
92
P2MTXD2/P2PRXD2/RSVD
93
P2MTXD1/P2PRXD1/DISPBLK
94
P2MTXD0/P2PRXD0
95
VDD12_5
96
P2MTXEN/P2PRXDV/P2MTXCTL
97
P2MGTXC
98
P2MCOL/P2PCOL
99
DVDD_5
100
P2MCRS/P2PCRS
101
P2MTXC/P2PRXC
102
P2MRXC/P2PTXC/P2MRCLK
1
NC1
2
NC2
3
ATEST
4
MDI_REF
5
AGND1
6
AVDD33_1
7
AVDD12_1
8
P0MDIAP
9
P0MDIAN
10
AGND2
11
P0MDIBP
12
P0MDIBN
129
DGND
This IC has a big pad for soldering in the center of the lower side.
88
KX-UT248RU/KX-UT248RU-B
44
AVDD12_7
-
Analog Power 1.2V
45
RSVD5
-
Not in use
46
RSVD6
-
Not in use
47
AGND9
-
Analog GND
48
AVDD12_8
-
Analog Power 1.2V
49
AGND10
-
Analog GND
50
RSVD7
-
Not in use
51
RSVD8
-
Not in use
52
AVDD12_9
-
Analog Power 1.2V
53
RSVD9
-
Reserved Pin(Pull down R)
54
RSVD10
-
Reserved Pin(Pull down R)
55
WAKEUP
O
Not in use
56
BGPIO3
I/O
Not in use(Pull down R)
57
INI
O
Intterupt Output
58
VDD12_1
-
Digital Power 1.2V
59
ENJF
I
Enable Jumbo Frame
60
LEDSPSEL
I
Serial or Parallel LED Mode selection
61
DVDD_1
-
Digital Power 3.3V
62
BGPIO2
I/O
Not in use(Pull down R)
63
VDD12_2
-
Digital Power 1.2V
64
BGPIO1
I/O
Not in use(Pull down R)
65
BGPIO0
I/O
Not in use(Pull down R)
66
LED6
I/O
Not in use
67
LED5/AGPIO4
I/O
Not in use
68
LED3/AGPIO3
I/O
Not in use
69
LED2/AGPIO2
I/O
Not in use
70
DVDD_2
-
Digital Power 3.3V
71
LED1/AGPIO1
I/O
Not in use
72
LED0/AGPIO0
I/O
Not in use
73
P2SPD1
I
Port2 Speed Mode Select
74
P2SPD0
I
Port2 Speed Mode Select
75
VDD12_3
-
Digital Power 1.2V
76
P2LNKSTA
I
Port2 Link Status
77
P2IF2
I
MAC Interface Mode Select
78
P2IF1
I
MAC Interface Mode Select
79
P2IF0
I
MAC Interface Mode Select
80
DVDD_3
-
Digital Power 3.3V
81
RXDLY
I
RXC Clock Delay Select
82
TXDLY
I
TX Clock Delay Select
83
ENEEPROM
I
Register Configuration from EEPROM.(Disable)
84
P2MRXER/P2PTXER
I
PHY Mode MII Transmit Data Error
85
VDD12_4
-
Digital Power 1.2V
86
P2MTXD7/PHYADR4
I/O
PHY Address Bit Configuration
87
P2MTXD6/PHYADR3
I/O
PHY Address Bit Configuration
88
P2MTXD5/FWMODE1
I/O
Forwarding Mode Selection
89
P2MTXD4/FWMODE0
I/O
Forwarding Mode Selection
90
DVDD_4
-
Digital Power 3.3V
91
P2MTXD3/P2PRXD3
O
PHY Mode MII Receive Data Bus for port 2
92
P2MTXD2/P2PRXD2/RSVD
I/O
PHY Mode MII Receive Data Bus for port 2
93
P2MTXD1/P2PRXD1/DISPBLK
I/O
PHY Mode MII Receive Data Bus for port 2
94
P2MTXD0/P2PRXD0
I/O
PHY Mode MII Receive Data Bus for port 2
95
VDD12_5
-
Digital Power 1.2V
96
P2MTXEN/P2PRXDV/P2MTXCTL
O
PHY Mode MII Receive Data valid for Port 2
97
P2MGTXC
O
Not in use
98
P2MC0L/P2PC0L
I
PHY Mode MII Collision for Port 2
99
DVDD_5
-
Digital Power 3.3V
100
P2MCRS/P2PCRS
I
PHY Mode MII Carrier Sense for Port 2
101
P2MTXC/P2PRXC
I/O
PHY Mode MII Receive Clock for Port 2
102
P2MRXC/P2PTXC/P2MRCLK
I/O
PHY Mode MII Transmit Clock for Port 2
103
P2MRXDV/P2PTXEN/P2MRXCLTL/
P2MCRSDV
I
PHY Mode MII Transmit Enable for Port 2
104
VDD12_6
-
Digital Power 1.2V
105
P2MRXD0/P2PTXD0
I
PHY Mode MII Transmit Data Bus
106
P2MRXD1/P2PTXD1
I
PHY Mode MII Transmit Data Bus
107
P2MRXD2/P2PTXD2
I
PHY Mode MII Transmit Data Bus
108
P2MRXD3/P2PTDX3
I
PHY Mode MII Transmit Data Bus
Pin
No.
Terminal Name
Function I/O Setting
Contents of Control
Remark
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