DOWNLOAD Panasonic KX-NS500UC (serv.man2) Service Manual ↓ Size: 12.71 MB | Pages: 127 in PDF or view online for FREE

Model
KX-NS500UC (serv.man2)
Pages
127
Size
12.71 MB
Type
PDF
Document
Service Manual
Brand
Device
PBX / HYBRID IP-PBX
File
kx-ns500uc-sm2.pdf
Date
PREV: Panasonic KX-NS500UC Service Manual / Supplement

Panasonic KX-NS500UC (serv.man2) Service Manual ▷ View online

105
KX-NS500UC
M3
DHW_DSP1
O
DSP#1 DOWN High Way
M4
UHW_DSP1
I
DSP#1 UP High Way
M5
NRST_EXT_O[0]
O
BASE CARD reset
M6
FSYNC[9]
O
frame sync output
M7
LED_O[1]
O
LED(STATUS RED)
M8
LED_O[3]
O
LED(MASTER RED)
M9
VCCINT
-
VCC
M10
GND
-
GND
M11
GND
-
GND
M12
GND
-
GND
M13
GND
-
GND
M14
VCCINT
-
VCC
M15
VCCINT
-
VCC
M16
UHW_BASE[4]
I
UP High Way from BASE card
M17
MSEL0
I
configuration mode select
M18
FPGA_DONE
O
configuration DONE signal
M19
UHW_BASE[3]
I
UP High Way from BASE card
M20
UHW_BASE[2]
I
UP High Way from BASE card
M21
UHW_BASE[1]
I
UP High Way from BASE card
M22
UHW_BASE[0]
I
UP High Way from BASE card
N1
NRST_EXT_O[3]
O
PHY reset
N2
NRST_EXT_O[2]
O
DSP card reset
N3
GND
-
GND
N4
VCC(IO)
-
VCC
N5
SHUT_STT_I
I
LED shutdown mode indicator
N6
LED_O[0]
O
LED(STATUS GREEN)
N7
GPIO0[0]
I/O
SERIAL DTR
N8
LED_O[0]
O
LED(MASTER GREEN)
N9
VCCINT
-
VCC
N10
GND
-
GND
N11
GND
-
GND
N12
GND
-
GND
N13
GND
-
GND
N14
VCCINT
-
VCC
N15
GND
-
GND
N16
HW_CLK[4]
O
High Way clock output
N17
FSYNC[5]
O
frame sync output
N18
FSYNC[6]
O
frame sync output
N19
FSYNC[4]
O
frame sync output
N20
FSYNC[3]
O
frame sync output
N21
NC
-
No Connection
N22
NC
-
No Connection
P1
nOE_RST
O
reset buffer output enable
P2
nRST_RMT
O
RMT reset
P3
NIRQ_O[0]
O
INT(FPGA#0)
P4
NIRQ_O[2]
O
INT(DSP_CARD)
P5
NC
-
No Connection
P6
NC
-
No Connection
P7
NC
-
No Connection
P8
GND
-
GND
P9
VCCINT
-
VCC
P10
VCCINT
-
VCC
P11
VCCINT
-
VCC
P12
VCCINT
-
VCC
P13
VCCINT
-
VCC
P14
VCCINT
-
VCC
P15
NIRQ_EXT_I[0]
I
IRQ from BASE card
P16
nOE_ABUS
O
CPU address bus output enable
P17
nOE_DBUS
O
CPU data bus output enable
P18
VCC(IO)
-
VCC
P19
GND
-
GND
P20
FSYNC[0]
O
frame sync output
P21
FSYNC[2]
O
frame sync output
P22
FSYNC[1]
O
frame sync output
R1
NC
-
No Connection
R2
NIRQ_EXT_I[2]
I
IRQ from BASE card
R3
GND
-
GND
Pin No
Pin Name
I/O
Function
106
KX-NS500UC
R4
VCC(IO)
-
VCC
R5
HCK_CPU
-
(reserved)
R6
DHW_CPU
O
DOWN high way to CPU
R7
UHW_CPU
I
UP High way from CPU
R8
VCCINT
-
VCC
R9
GND
-
GND
R10
VCCINT
-
VCC
R11
GND
-
GND
R12
VCCINT
-
VCC
R13
GND
-
GND
R14
CDC_DO
O
RMT card CODEC data 
R15
CDC_CK_O
O
RMT card CODEC clock
R16
NC
-
No Connection
R17
NIRQ_EXT_I[1]
I
IRQ from BASE card
R18
HWCLK[2]
O
High Way clock output
R19
HWCLK[3]
O
High Way clock output
R20
NCS_BASE_O
O
BASE card CPU bus chip select
R21
HWCLK[6]
O
High Way clock output
R22
HWCLK[5]
O
High Way clock output
T1
CLK24M
I
CPU clock(24MHz)
T2
GND+
I
GND
T3
GPIO0[1]
I/O
SERIAL DSR
T4
HWCLK[7]
O
High Way clock output
T5
NC
-
No Connection
T6
VCCA
-
VCC
T7
FSYNC[7]
O
frame sync output
T8
MC_UHW_O[3]
I
UP High Way from EXP card
T9
NETREF_I[3]
I
NETREF from EXP card
T10
NETREF_I[2]
I
NETREF from EXP card
T11
MC_DHW_O[0]
O
DOWN High Way to EXP card
T12
NC
-
No Connection
T13
NC
-
No Connection
T14
NC
-
No Connection
T15
CDC_CS_O
O
RMT card CODEC chip select
T16
CDC_DI
I
RMT card CODEC data 
T17
PT_TXB_O[1]
O
DPT#0 output data
T18
PT_TXB_O[0]
O
DPT#0 output data
T19
VCC(IO)
-
VCC
T20
GND
-
GND
T21
GND+
I
GND
T22
GND+
I
GND
U1
NRST_I
I
FPGA reset
U2
NIRQ_O[1]
O
INT(FPGA#1)
U3
GND
-
GND
U4
VCC(IO)
-
VCC
U5
GNDA
-
GND
U6
VCC(PLL)
-
VCC
U7
NC
-
No Connection
U8
NC
-
No Connection
U9
MC_DHW_O[3]
O
DOWN High Way to EXP card
U10
NC
-
No Connection
U11
NC
-
No Connection
U12
NC
-
No Connection
U13
NC
-
No Connection
U14
UHW_RMT
I
UP High Way from RMT card
U15
NC
-
No Connection
U16
NC
-
No Connection
U17
NC
-
No Connection
U18
VCCA
-
VCC
U19
PT_RXA_I[1]
I
DPT#0 data input
U20
PT_RXA_I[0]
I
DPT#0 data input
U21
HWCLK[1]
O
High Way clock output
U22
HWCLK[0]
O
High Way clock output
V1
NC
-
No Connection
V2
NC
-
No Connection
V3
NC
-
No Connection
V4
NC
-
No Connection
Pin No
Pin Name
I/O
Function
107
KX-NS500UC
V5
NC
-
No Connection
V6
NC
-
No Connection
V7
NC
-
No Connection
V8
NC
-
No Connection
V9
MC_DHW_O[1]
O
DOWN High Way to EXP card
V10
MC_FH_O
O
frame sync output
V11
NC
-
No Connection
V12
NC
-
No Connection
V13
NC
-
No Connection
V14
DHW_RMT
O
DOWN High Way to RMT card
V15
NC
-
No Connection
V16
NC
-
No Connection
V17
VCC(PLL)
-
VCC
V18
GNDA
-
GND
V19
VCC(IO)
-
VCC
V20
GND
-
GND
V21
DBUS_DIR
O
CPU bus data direction
V22
NETREF
I
NETREF from BASE CARD
W1
NC
-
No Connection
W2
NC
-
No Connection
W3
GND
-
GND
W4
VCC(IO)
-
VCC
W5
VCC(IO)
-
VCC
W6
NC
-
No Connection
W7
NETREF_I[4]
I
NETREF from EXP card
W8
NC
-
No Connection
W9
VCC(IO)
-
VCC
W10
NC
-
No Connection
W11
VCC(IO)
-
VCC
W12
VCC(IO)
-
VCC
W13
NC
-
No Connection
W14
NC
-
No Connection
W15
NC
-
No Connection
W16
VCC(IO)
-
VCC
W17
NC
-
No Connection
W18
VCC(IO)
-
VCC
W19
PT_RXB_I[0]
I
DPT#1 data input
W20
PT_RXB_I[1]
I
DPT#1 data input
W21
PT_TXA_O[1]
O
DPT#0 data output
W22
PT_TXA_O[0]
O
DPT#0 data output
Y1
NC
-
No Connection
Y2
NC
-
No Connection
Y3
EXPID_I[1]
I
EXP CARD CARD ID
Y4
EXPID_I[0]
I
EXP CARD CARD ID
Y5
GND
-
GND
Y6
NC
-
No Connection
Y7
MC_DHW_O[2]
O
DOWN High Way to EXP card
Y8
NETREF_I[1]
I
NETREF from EXP card
Y9
GND
-
GND
Y10
NC
-
No Connection
Y11
GND
-
GND
Y12
GND
-
GND
Y13
NC
-
No Connection
Y14
VCC(IO)
-
VCC
Y15
GND
-
GND
Y16
GND
-
GND
Y17
GPIO1[1]
I/O
RMT card A/nU select
Y18
GND
-
GND
Y19
VCC(IO)
-
VCC
Y20
GND
-
GND
Y21
NC
-
No Connection
Y22
L2SW_CLK_25MHz
O
clock 25MHz
AA1
NC
-
No Connection
AA2
GND
-
GND
AA3
NC
-
No Connection
AA4
NC
-
No Connection
AA5
NC
-
No Connection
Pin No
Pin Name
I/O
Function
108
KX-NS500UC
AA6
VCC(IO)
-
VCC
AA7
MC_UHW_I[0]
I
UP High Way from EXP card
AA8
NC
-
No Connection
AA9
NC
-
No Connection
AA10
NC
-
No Connection
AA11
GND+
I
GND
AA12
GND+
I
GND
AA13
NC
-
No Connection
AA14
NC
-
No Connection
AA15
NC
-
No Connection
AA16
NC
-
No Connection
AA17
NC
-
No Connection
AA18
FSYNC[8]
O
frame sync output
AA19
NC
-
No Connection
AA20
RMTDET_I
I
RMT card detction input
AA21
NWAIT_BASE_I
I
CPU BUS wait from BASE CARD
AA22
GND
-
GND
AB1
GND
-
GND
AB2
VCC(IO)
-
VCC
AB3
NC
-
No Connection
AB4
NC
-
No Connection
AB5
MC_UHW_I[2]
I
UP High Way from EXP card
AB6
GND
-
GND
AB7
MC_UHW_O[1]
I
UP High Way from EXP card
AB8
NC
-
No Connection
AB9
NC
-
No Connection
AB10
NC
-
No Connection
AB11
GND+
I
GND
AB12
GND+
I
GND
AB13
NC
-
No Connection
AB14
NC
-
No Connection
AB15
NC
-
No Connection
AB16
NC
-
No Connection
AB17
NC
-
No Connection
AB18
GPIO1[0]
I/O
RMT card GPIO
AB19
NC
-
No Connection
AB20
HWCLK[8]
O
High Way clock output
AB21
VCC(IO)
-
VCC
AB22
GND
-
GND
Pin No
Pin Name
I/O
Function
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