KX-NS500, KX-NS520, KX-NS500RU, KX-NS520RU (serv.man2) - Panasonic PBX Service Manual Supplement (repair manual). Page 26

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26
2.3.4.
No.4
G
R
C
E
B
A
D
F
3
6
4
2
5
8
7
REMARK
+3.3VD
R415
33
R405
33
R413
33
R406
33
C403
0.1u
16
R416
33
R411
33
R414
33
RMT_SERIAL_CTS
003:4D
DG
RMT_SERIAL_RXD
003:4D
RMT_SERIAL_RTS
003:4D
R407
33
RMT_SERIAL_TXD
003:4D
+3.3VD
DG
DG
C401
0.1u
16
TDM0_DX_DSP
002:8B
TDM0_FS_DSP
002:8B
TDM0_CK_DSP
002:8B
TDM0_DR_DSP
002:8B
nINT_DSP
003:2D
nINT_FGPA0
003:2D
nINT_FGPA1
003:2D
FPGA_nRST
003:2D;006:4E
STATUS_LED_R
003:1B
STATUS_LED_G
003:1A
nINT_L2SW
003:3B
PRODUCT_SERIAL_nDSR
004:2B
PRODUCT_SERIAL_nDTR
004:2B
CN402
28
CN402
8
CN402
DF15(6.2)-30DP-0.65V(56)
1
CN402
22
CN402
27
CN402
12
CN402
26
CN402
30
CN402
23
CN402
5
CN402
4
CN402
14
CN402
7
CN402
2
CN402
3
CN402
18
CN402
16
CN402
11
CN402
15
CN402
9
CN402
20
CN402
24
CN402
6
CN402
13
CN402
29
CN402
10
CN402
21
CN402
17
CN402
19
CN402
25
IC403
TC7WZU04FK(TE85L,F
1
1A
2
3Y
6
3A
7
1Y
3
2A
8
VCC
4
GND
5
2Y
X401
16.384M
1
GND1
2
GND2
3
OUT
4
VCC
C409
0.1u
16
+3.3VD
C411
1000p
R432
1k
R424
10k
PNERJ2GEJ103X
DG
+3.3VD
R430
47
C408
0.1u
16
TP_CLK_16.384MHz
C410
0.1u
16
DG
IC402
TC74LCX245FT(EKJ)
1
DIR
2
A1
18
B1
19
*OE
3
A2
20
VCC
4
A3
17
B2
5
A4
16
B3
6
A5
15
B4
7
A6
14
B5
8
A7
13
B6
9
A8
12
B7
10
GND
11
B8
DG
+3.3VD
nRESET_L2SW
003:3B
nRESET_BASE
005:8D
R425
10k
+3.3VD
nRESET_DSP_PHY
002:6D
nRESET_DSP
002:8C
R427
10k
R428
10k
NC
R429
10k
R431
10k
DG
R426
10k
DG
R435
1k
DG
DG
TDM0_DR_CPU
003:3E
TDM0_FS_CPU
003:3E
TDM0_DX_CPU
003:3E
TDM0_CK_CPU
003:3E
TDM0_HCK_CPU
003:3E
R433
10k
R434
10k
+3.3VD
R419
10k
+3.3VD
R420
10k
R421
1k
R422
1k
R423
10k
TDM1_DR_DSP
002:8D
TDM1_DX_DSP
002:8E
R440
47
D401
11-22SDRUVGC/S366/TR8
3
4
1
2
DG
+3.3VD
C406
0.1u
16
PRODUCT_SERIAL_nDTR
004:2E
R467
0
NC
PRODUCT_SERIAL_nCTS
003:5D
R466
0
NC
PRODUCT_SERIAL_nTXD
003:5D
R465
0
NC
PRODUCT_SERIAL_nRXD
003:5D
PRODUCT_SERIAL_nRTS
003:5D
R469
0
NC
PRODUCT_SERIAL_nDSR
004:2E
R464
0
NC
R468
0
NC
R470
10k
4
1
3
27
6
8
5
SHUTDOWN
003:2D
R456
1k
*R438
0
@NC
*R436
0
@NC
*R439
0
NC
*R437
0
@NC
CN401
9
CN401
21
CN401
2
CN401
13
CN401
5
CN401
11
CN401
23
CN401
10
CN401
8
CN401
16
CN401
3
CN401
19
CN401
30
CN401
14
CN401
15
CN401
28
CN401
29
CN401
24
CN401
20
CN401
6
CN401
27
CN401
18
CN401
17
CN401
25
CN401
22
CN401
IMSA-9828S-30Y922
1
CN401
7
CN401
26
CN401
12
CN401
4
CLK_24MHz
003:2D
R441
100
R442
470
C407
180p
50
NC
C402
120p
50
@NC
R830
10k
CPU_LED_G
003:2B
+3.3VD
R826
10k
R827
10k
CPU_LED_R
003:2B
IC201
B42
STS_LEDR
A41
GPIO1_0
B40
FSYNC8
B36
GPIO1_1
A46
RMTDET_I
A42
HWCLK8
B41
STS_LEDG
B33
DHW_RMT
A33
UHW_RMT
IC201
A16
CK24M
B5
HWCLK9
A20
FSYNC9
B6
UHW_DSP0
A10
DHW_DSP0
B7
UHW_DSP1
A11
DHW_DSP1
B8
NRST_EXT_O2
A12
NRST_EXT_O3
A9
NRST_EXT_O4
A13
NRST_EXT_O0
A14
NRST_EXT_O1
A15
nOE_RST
B10
NIRQ_EXT_I2
B17
SHUT_STT_I
B12
NIRQ_O2
B11
NIRQ_O0
B15
NIRQ_O1
A19
NRST_I
A21
LED_O0
B21
LED_O2
A22
LED_O3
B19
LED_O1
B14
GPIO0_1
B20
GPIO0_0
B23
HWCLK7
B26
DHW_CPU
A26
UHW_CPU
B29
FSYNC7
IC201
B70
MOH_nCS_O
A74
MOH_DI
A75
MOH_nWP_O
A73
MOH_DO
B72
MOH_SCK_O
A76
MOH_nRST_O
B78
CARDID_I0
A82
CARDID_I1
B75
CARDID_I2
B77
CARDID_I3
B74
CK16M_I
IC201
A23
EXPID_I0
B22
EXPID_I1
B24
MC_UHW_I1
A31
MC_UHW_I3
A30
NETREF_I3
B28
NETREF_I4
B27
MC_DHW_O2
B31
MC_DHW_O3
A25
MC_UHW_I0
A24
MC_UHW_I2
A27
NETREF_I1
B32
NETREF_I2
A32
MC_DHW_O0
A28
MC_DHW_O1
A29
MC_FH_O
C412
1000p
DG
R472
10k
R471
10k
+3.3VD
R474
10k
R473
10k
R475
10k
R476
10k
+3.3VD
R477
10k
R478
10k
R479
10k
R480
10k
R481
10k
R482
10k
R483
10k
+3.3VD
R484
10
R443
10
R445
10
R444
10
R446
10
R449
10
R450
10
R451
10
R452
10
R831
10k
R832
10k
*IC401
W25Q16DVSSIG-TRAY
1
*CS
2
DO/IO1
6
CLK
7
*HOLD/IO3
3
*WP/IO2
8
VCC
4
GND
5
DI/IO0
L401
10
L402
10
L403
10
L404
10
L405
10
R485
100
R486
100
R487
100
R404
100
R410
100
R417
100
R418
100
DCLK_RMT
DSR_RMT
RMT_nRESET
SOFT
RTS_RMT
CTS_RMT
LUHW[0]
DG
CH_SEL[2]
RXD_RMT
DIN_RMT
GAIN0
+5VD
LHW_CLK[0]
DG
AG
AG
DOUT_RMT
AG
DG
GAIN1
+3.3VD
DG
Mu/nA
LDHW[0]
TXD_RMT
+3.3VD
C_CS[0]
RMT_PRESNT
DG
DG
RMT_CONNECTOR
UHW1
DG
UHW0
DHW0
HW_FH
DG
nDTR
nCTS
DG
nRXD
nRTS
DG
UHW2
nTXD
EXTPANTION CONNECTOR
REFCLK1
REFCLK2
DG
DHW1
DHW3
REFCLK3
+3.3VD
UHW3
REFCLK0
confidential
SYSCLK
nRST_L2SW
nRST_DSP_PHY
nRST_BASE
nRST_RMT
nRST_DSP
nRST_nOE
DG
DHW2
MOH_FLASH
16Mbit/64Mbit
CPU_CARD_ID
RESET_BUFFER
ASIC
ASIC
ASIC
ASIC
RMT_SERIAL_CTS
MPR(NS500)
0001
MPR(NS300)
0010
MPR(NS700)
0011
MASTER_LED_G
MASTER_LED_R
MASTER LED
MASTER_LED_R
MASTER_LED_G
DG
The PIN name is a name seen from CPU side.
DG
nDSR
CARD_ID[0]
CARD_ID[1]
NS300 : 16Mbit (C3FBMY000318)
NS500 : 16Mbit (C3FBMY000318)
NS700 : 64Mbit (C3FBPY000283)
1
KX-NS500 CPU BOARD No.4
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