Read Panasonic KX-NCP1280XJ Service Manual online
6
KX-NCP1280XJ
4 Technical Descriptions
4.1.
Block Diagram
EC bus
H100 bus
28
11
+3.3v
+3.3V
Status
Indication x 2
Local
Reset
nRESET
eSAMSON 2
(ASIC)
LA[12:0]
LD[7:0]
nRD,nWR
nCSI
LnRST
P0[7:0]
Jumper
+3.3V
DC/DC Converter
+
15V
BRI_RST_7-0
nBREQ
nBACK
P1[7:0]
P5[7:0]
nW
AIT
OSC
16.384MHz
A12-0
D7-0
nRD,nWR
nIRQ[1]
nCS[0]
DHW0(2.048Mbps)
UHW0(2.048Mbps)
Line Interface Block #1
TX+
TX-
RX+
RX-
CLK(4.096MHz)
CP
[0]
CLKOUT_0(1536kHz)
RJ45
+3.3V
BRI_RST_1
T
ransformer
T
ransformer
Serge
Absor
ber
BRI-IC
(PSB21
150)
USA:On
Euro:Of
f
USA:Of
f
Euro:On
MODE_[0]
MODE0
40V
GND2
DC_CONT
[0]
7.68MHz
nCS_BRI[0]
A7-0
D7-0
NWR,nRD
Selector
(2
1)
CLKOUT_0
CLKOUT_1
1536kHz
CLK Select
P2[6:4]
MODE_7-0
P3[7:0]
DC_cont_7-0
P4[7:0]
LA10-8
nCS[0]
nCS_BRI[1:0]
ALM(Red)
40V
GND
GND2
Jumper
SFG
SFG
EC_CLK
EC_AD[15:0]
EC_BE[1:0]
EC_FRAME
EC_TRDY
EC_ST
OP
EC_INT
EC_P
AR
EC_PERR
EC_nRST
EC_IDSEL
EC_DET
CT_NETREF
nCT_FRAME_A
CT_CLK_A
CT_D[7:0]
nRESET
PLLCLK
LDHW[1:0]
LUHW[1:0]
PC[7:0]
HW_CLK0
L_NETREF
nIRQ[0]
+3.3V
P2[7]
CT_LOS
Decoder
TCK
TDI
TDO
TMS
TRST
JT
AG
nINT_BRI
nINT_BRI
P2[2]
LED
(Red)
P2[3]
(Gr)
KX-NCP1280XJ BLOCK DIAGRAM
40V
GND
Serge
Absor
ber
C768A
XT
AL1
XT
AL2
C768
MODE1
SX
SR
nINT_BRI
Buf
fer
Line Interface Block #2
TX+
TX-
RX+
RX-
CLK(4.096MHz)
CP
[0]
CLKOUT_1
RJ45
+3.3V
BRI_RST_2
T
ransformer
T
ransformer
Serge
Absor
ber
BRI-IC
(PSB21
150)
USA:On
Euro:Of
f
USA:Of
f
Euro:On
MODE_[1]
MODE0
40V
GND2
DC_CONT
[1]
7.68MHz
nCS_BRI[1]
A7-0
D7-0
NWR,nRD
SFG
+3.3V
40V
GND
Serge
Absor
ber
C768B
XT
AL1
C768
MODE1
SX
SR
nINT_BRI
C768A
nINT
DHW0(2.048Mbps)
UHW0(2.048Mbps)
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