Panasonic KX-NS500 / KX-NS520 / KX-NS500RU / KX-NS520RU (serv.man2) Service Manual / Supplement ▷ View online
33
2.4.5.
No.5
C
E
B
A
D
F
3
6
4
2
5
8
7
GP_BUF_A[7]
GP_BUF_A[1]
GP_BUF_A[5]
GP_A[1]
GP_BUF_D[0-7]
GP_D[2]
GP_D[1]
GP_D[0]
GP_BUF_D[4]
GP_A[0]
GP_BUF_D[0]
GP_A[5]
GP_BUF_D[6]
GP_BUF_A[3]
GP_BUF_A[21]
GP_A[2]
GP_A[22]
GP_A[21]
GP_A[11]
GP_BUF_A[0]
GP_BUF_A[8]
GP_A[4]
GP_BUF_A[2]
GP_BUF_A[22]
GP_D[3]
GP_BUF_D[7]
GP_A[3]
GP_A[9]
GP_BUF_D[2]
GP_BUF_A[6]
GP_BUF_D[1]
GP_A[8]
GP_BUF_A[9]
GP_BUF_D[3]
GP_A[6]
GP_D[4]
GP_BUF_A[20]
GP_BUF_A[4]
GP_BUF_D[5]
GP_A[7]
GP_D[0-7]
GP_D[7]
GP_A[0-23]
GP_BUF_A[10]
GP_BUF_A[11]
GP_D[6]
GP_A[10]
GP_A[20]
GP_D[5]
GP_BUF_A[7]
GP_BUF_A[9]
GP_BUF_A[11]
GP_BUF_A[21]
GP_BUF_D[3]
GP_BUF_D[1]
GP_BUF_D[7]
GP_BUF_D[5]
GP_BUF_A[0-13,20-23]
GP_BUF_D[0]
GP_BUF_D[2]
GP_BUF_D[4]
GP_BUF_D[6]
LUHW[0-4]
LDHW[0-4]
LDHW[0-4]
nHW_FH[0-6]
HW_CLK[0-6]
LDHW[0]
LDHW[1]
LDHW[2]
LDHW[3]
LDHW[4]
nHW_FH[1]
nHW_FH[5]
HW_CLK[2]
HW_CLK[4]
HW_CLK[6]
nHW_FH[0]
nHW_FH[2]
nHW_FH[4]
HW_CLK[1]
HW_CLK[3]
HW_CLK[5]
GP_BUF_A[0]
GP_BUF_A[1]
GP_BUF_A[2]
GP_BUF_A[3]
GP_BUF_A[4]
GP_BUF_A[5]
GP_BUF_A[6]
GP_BUF_A[7]
GP_BUF_A[8]
GP_BUF_A[9]
GP_BUF_A[10]
GP_BUF_A[11]
GP_BUF_A[12]
GP_BUF_A[13]
GP_A[13]
GP_A[12]
GP_BUF_A[12]
GP_BUF_A[13]
GP_BUF_A[21]
GP_BUF_A[22]
GP_BUF_A[23]
GP_A[23]
GP_BUF_A[23]
nHW_FH[3]
HW_CLK[0]
nHW_FH[6]
GP_BUF_A[0]
GP_BUF_A[2]
GP_BUF_A[4]
GP_BUF_A[6]
GP_BUF_A[20]
GP_BUF_A[8]
GP_BUF_A[22]
GP_BUF_A[10]
GP_BUF_A[5]
GP_BUF_A[3]
GP_BUF_A[1]
GP_A[15]
GP_A[14]
GP_A[13]
GP_A[12]
GP_A[7]
GP_A[6]
GP_A[4]
GP_A[3]
GP_A[1]
GP_A[5]
GP_A[0]
GP_A[2]
LUHW[0]
BUS_DIR
LUHW[1]
LUHW[2]
LUHW[3]
LUHW[4]
HW_CLK[0]
HW_CLK[1]
HW_CLK[2]
HW_CLK[3]
HW_CLK[4]
HW_CLK[5]
HW_CLK[6]
nHW_FH[0]
nHW_FH[1]
nHW_FH[2]
nHW_FH[3]
nHW_FH[4]
nHW_FH[5]
nHW_FH[6]
LDHW[0]
LDHW[1]
LDHW[2]
LDHW[4]
LDHW[3]
LUHW[0]
LUHW[1]
LUHW[2]
LUHW[3]
LUHW[4]
+3.3VD
IC504
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
+3.3VD
IC501
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
R509
10
1
2
3
45
6
7
8
C502
0.1u
16
R513
10
1
2
3
45
6
7
8
nWE
002:8E;004:4C
R514
10
1
2
3
45
6
7
8
DG
DG
R511
10
1
2
3
45
6
7
8
IC503
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
R512
10
1
2
3
45
6
7
8
R510
10
1
2
3
45
6
7
8
IC502
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
+3.3VD
C504
0.1u
16
R508
10
1
2
3
45
6
7
8
DG
R515
10
1
2
3
45
6
7
8
DG
DG
C503
0.1u
16
nRD
002:8E;004:4C
GP_D[0-7]
002:8F;004:1A
DG
C501
0.1u
16
DG
+3.3VD
C505
0.1u
50
R531
10
1
2
3
45
6
7
8
DG
R530
10
1
2
3
45
6
7
8
+15V
DG
R536
10
R528
10
1
2
3
45
6
7
8
R527
10
1
2
3
45
6
7
8
R529
10
1
2
3
45
6
7
8
R535
10
R522
10
R534
10
R521
10
+3.3V_BASE_BAT
DC_ALM
003:2D
R516
1k
+3.3VD
+3.3VD
R540
1k
R517
10k
R507
10k
nRESET_BASE
004:5D
R553
10k
R552
10k
+3.3VD
CN501
11
CN501
8
4
CN501
36
CN501
29
CN501
26
CN501
18
CN501
31
CN501
13
CN501
4
CN501
1
4
CN501
16
CN501
24
CN501
5
7
CN501
6
4
CN501
27
CN501
23
CN501
28
CN501
0
5
CN501
2
5
CN501
7
6
CN501
8
7
CN501
2
6
CN501
34
CN501
3
7
CN501
9
CN501
6
5
CN501
21
CN501
17
CN501
5
5
CN501
20
CN501
2
7
CN501
5
6
CN501
35
CN501
7
5
CN501
19
CN501
2
4
CN501
3
6
CN501
40
CN501
25
CN501
7
4
CN501
9
5
CN501
14
CN501
53647-0874
1
CN501
0
8
CN501
1
6
CN501
15
CN501
37
CN501
9
6
CN501
4
4
CN501
7
CN501
12
CN501
38
CN501
10
CN501
8
5
CN501
5
CN501
3
4
CN501
0
6
CN501
8
CN501
1
7
CN501
4
5
CN501
6
6
CN501
5
4
CN501
4
7
CN501
9
7
CN501
9
4
CN501
4
6
CN501
22
CN501
3
CN501
39
CN501
32
CN501
33
CN501
7
7
CN501
1
5
CN501
2
CN501
6
CN501
8
6
CN501
0
7
CN501
30
CN501
3
5
CN501
6
7
AC_ALM
003:4D
R554
10
1
2
3
45
6
7
8
GP_A[0-23]
DG
R546
10k
R547
10k
R543
100k
1
2
3
45
6
7
8
+3.3VD
R548
NC
R549
10k
R550
10k
R551
10k
DG
R518
10k
R542
10k
4
3
2
18
7
6
5
R519
10k
1
2
3
4
5
6
7
8
+3.3VD
+15V
R555
10k
+3.3VD
R556
10k
R557
10k
+3.3VD
R560
100k
R561
NC
R559
100k
R562
10k
L526
1
2
3
45
6
7
8
L524
1
2
3
45
6
7
8
L525
1
2
3
45
6
7
8
L533
1
2
3
45
6
7
8
L532
1
2
3
45
6
7
8
L538
1
2
3
45
6
7
8
L539
C506
0.1u
50
NC
R565
10k
R566
10k
R567
10k
R568
10k
DG
R564
10k
1
2
3
45
6
7
8
+3.3VD
R563
10k
1
2
3
45
6
7
8
+3.3VD
IC251
A45
NWAIT_BASE_I
A37
PT_TXB_O1
B37
PT_TXB_O0
A49
PT_RXB_O1
B45
PT_RXB_O0
A47
CLK25MOUT
B47
PT_RXA_O0
A50
PT_RXA_O1
A48
PT_TXA_O0
B44
PT_TXA_O1
A34
NIRQ_EXT_I0
A36
nOE_ABUS
A39
NIRQ_EXT_I1
A38
nOE_DBUS
A52
NETREF_I0
A51
DBUS_DIR
A58
NCS_BASE_O
A53
HWCLK0
B48
HWCLK1
A40
HWCLK2
B38
HWCLK3
A35
HWCLK4
A54
HWCLK5
B49
HWCLK6
A56
FSYNC0
A55
FSYNC1
B50
FSYNC2
B52
FSYNC3
A57
FSYNC4
B54
FSYNC5
B53
FSYNC6
A61
UHW_BASE0
A60
UHW_BASE1
A59
UHW_BASE2
B56
UHW_BASE3
B34
UHW_BASE4
IC251
B57
DHW_BASE0
A62
DHW_BASE1
B58
DHW_BASE2
A63
DHW_BASE3
A69
DHW_BASE4
A67
LAC_I2
A64
LAC_I1
B59
LAC_I0
A70
LAB_I05
A66
LAB_I04
B62
LAB_I03
A71
LAB_I02
B64
LAB_I13
B63
LAB_I12
A68
LAB_I11
B66
LAB_I10
B69
LAB_I09
A65
LAB_I08
B61
LAB_I07
B65
LAB_I06
A72
LAB_I01
B68
LAB_I00
R1028
220
R569
220
R570
220
R571
220
R572
220
R573
220
R574
220
R575
220
R1029
220
R1030
220
R1031
220
R1032
220
R1033
220
R1034
220
R1035
220
R1036
220
R1037
220
R1038
220
R1040
220
R1039
220
R1041
220
R1042
220
R1043
220
R1044
220
R1045
220
BASE BOARD CONNECTOR
DATA[2]
nRD
A[21]
nWR
A[4]
DG
A[2]
DATA[4]
DATA[6]
DATA[7]
DATA[0]
DG
DATA[1]
A[7]
+15V
DG
DG
+15V
NETREF
DATA[5]
DG
DATA[3]
DG
nAC_ALM
A[6]
A[1]
nCS
N.C.
DG
The PIN name is a name seen from CPU side.
nRESRT
+3.3VB
N.C.
nWITE
DG
A[22]
A[20]
A[11]
A[10]
A[9]
A[8]
A[5]
A[3]
A[0]
nINT0
nINT1
nDC_ALM
HW_CLK6
HW_CLK5
HW_CLK2
HW_CLK0
HW_CLK4
HW_CLK3
HW_CLK1
nHW_FH6
nHW_FH4
nHW_FH2
nHW_FH0
nHW_FH5
nHW_FH3
nHW_FH1
LUHW4
LUHW3
LUHW2
LUHW1
LUHW0
LDHW3
LDHW2
LDHW4
LDHW0
LDHW1
PT_TXB1
PT_TXB0
PT_RXB1
PT_RXB0
PT_TXA1
PT_TXA0
PT_RXA1
PT_RXA0
DG
DG
confidential
nCS_BASE
nCS_BASE
BUS_DIR
DBUS_nOE
ABUS_nOE
nINT_BASE1
nINT_BASE0
ASIC
ASIC
BASE_BUFFER
/(FPGA_ADDRESS_BUFFER)
ADDRESS
SYS_BOOT
nWAIT_BASE
002:8E,003:2D
NAND-->SD : 10011
SD : 10111
UART->SD->NAND : 00100
KX-NS520 CPU BOARD No.5
34
2.4.6.
No.6
PORZ
C
E
B
A
D
F
3
6
4
2
5
8
7
+3.3VD
+5VD
I2C_SDA
003:2D
I2C_SCL
003:2D
L604
2.2u
DG
C638
10u
10
DG
L603
2.2u
C637
10u
10
L605
2.2u
C644
10u
10
DG
+1.1V_CORE
+1.1V_MPU
C630
10u
10
DG
C625
10u
10
DG
C639
10u
10
C641
4.7u
6.3
DG
DG
DG
C642
4.7u
6.3
C643
2.2u
6.3
C631
2.2u
6.3
DG
DG
C640
0.1u
16
DG
C660
1u
16
C659
1u
16
C658
1u
16
DG
C648
0.01u
50
DG
C654
0.01u
50
C656
0.01u
50
C650
0.01u
50
DG
C657
0.01u
50
C652
0.01u
50
C646
0.01u
50
C647
0.01u
50
C655
0.01u
50
DG
C653
0.01u
50
C649
0.01u
50
DG
C651
0.01u
50
DG
DG
C645
2.2u
6.3
DG
C632
2.2u
6.3
C633
2.2u
6.3
DG
DG
C634
2.2u
6.3
DG
C635
2.2u
6.3
R617
10k
R613
10k
PMIC_POWER_EN
003:2E
PMIC_nPOR
002:4C;003:2E
IC604
SN74LVC08APWR
1
2
3
IC604
SN74LVC08APWR
9
10
8
IC604
SN74LVC08APWR
12
13
11
IC604
SN74LVC08APWR
7
GND
14
VCC
+1.8V_VRTC
+1.8V_VPLL
+1.8V_VDIG2
+3.3V_VAUX33
+3.3V_VAUX2
+1.8V_VAUX1
+3.3V_VMMC
+1.8V_VRTC
DG
C636
0.1u
16
R614
1k
C626
0.01u
50
NC
DG
C627
4.7u
6.3
C628
4.7u
6.3
C629
4.7u
6.3
PMIC_RTC_nPOR
003:2E
R616
100k
DG
R615
100k
DG
DG
C613
10u
25+80/-20
+15V
DG
TP_DG4
DG
TP_DG5
TP_DG6
C607
3300p
50
C621
22u
6.3
C609
1000p
L601
4.7u
DG
TP_DG1
TP_DG2
DG
C615
10u
25+80/-20
NC
C619
270p
NC
C602
10u
25
+80/-20
TMK316F106ZL-T
TP_DG3
TP_+15V
C623
10u
10
C603
NC
R605
100
C605
1u
10
C617
0.1u
50
C611
0.1u
50
C601
0.1u
50
DL601
NFM21PC104R1E3D
1
2
3
+3.3VD
L602
4.7u
C620
270p
NC
DG
C624
10u
10
C604
NC
DG
DG
C610
1000p
NC
DG
C618
0.1u
50
C616
10u
25+80/-20
NC
C614
10u
25+80/-20
R610
0
C608
3300p
50
C606
1u
10
C612
0.1u
50
C622
22u
6.3
R606
100
+3.3V_VAUX2
R609
100
NC
DG
+2.5VD
C663
2.2u
6.3
C664
2.2u
6.3
R625
0
C669
0.1u
16
C670
0.1u
16
C671
0.1u
16
C668
0.1u
16
C686
0.1u
16
C687
0.1u
16
C688
0.1u
16
C689
0.1u
16
C673
0.1u
16
DG
C672
0.1u
16
C675
0.1u
16
C674
0.1u
16
C676
0.1u
16
C677
0.1u
16
DG
C692
0.1u
16
C690
0.1u
16
C693
0.1u
16
C691
0.1u
16
DG
C733
0.1u
16
C736
0.1u
16
C732
0.1u
16
C735
0.1u
16
C734
0.1u
16
C730
0.1u
16
C731
0.1u
16
C713
0.1u
16
C717
0.1u
16
C711
0.1u
16
C712
0.1u
16
C715
0.1u
16
C714
0.1u
16
C716
0.1u
16
C708
0.1u
16
C710
0.1u
16
C709
0.1u
16
+1.1V_MPU
C721
0.1u
16
C720
0.1u
16
C719
0.1u
16
C718
0.1u
16
DG
+1.1V_CORE
DG
+1.8V_VDAC
DG
C723
0.1u
16
C725
0.1u
16
C724
0.1u
16
C722
0.1u
16
+1.5V_DDR
C726
0.1u
16
C729
0.1u
16
DG
C728
0.1u
16
C727
0.1u
16
+3.3V_VAUX2
C738
0.1u
16
DG
C739
0.1u
16
C737
0.1u
16
+3.3V_VMMC
R603
100k
1
R604
30.1k
1
TP_+5VD
TP_+3.3VD
TP_+1.1V_CORE
IC601
1
VO
2
VFB
3
VREG5
4
SS
5
GND
6
PG
7
EN
8
PGND1
9
PGND2
10
SW1
11
SW2
12
VBST
13
VIN
14
VCC
15
PGND3
IC602
1
VO
2
VFB
3
VREG5
4
SS
5
GND
6
PG
7
EN
8
PGND1
9
PGND2
10
SW1
11
SW2
12
VBST
13
VIN
14
VCC
15
PGND3
Q601
AO4485
4
5
123
678
D604
D602
D603
1
2
3
R626
1k
R623
47k
DG
R622
2.2k
D601
C667
0.47u
50
GRM21BB31H474KA87L
Q602
2
6
1
Q602
5
4
3
R619
10k
R620
10k
R621
47k
R618
33k
C666
0.1u
50
C665
0.1u
50
R611
4.7
NC
R612
4.7
PNERJ2GEJ4R7X
NC
IC606
S-13A1B25-U5T1U3
1
ON/OFF
2
VSS
4
VIN
5
VOUT
3
SSC
+1.5V_DDR
+1.8V_VDAC
R649
0
R647
0
R648
0
NC
PWRON
C755
0.1u
16
C749
0.1u
16
C750
0.1u
16
C751
0.1u
16
C752
0.1u
16
C753
0.1u
16
DG
C754
0.1u
16
TP_+3.3V_VAUX2
TP_+3.3V_VAUX33
TP_+1.8V_VRTC
TP_+1.8V_VDIG2
TP_+1.8V_VAUX1
TP_+2.5VD
TP_+1.8V_VPLL
TP_+3.3V_VMMC
TP_+1.8V_VDAC
TP_+1.5V_DDR
TP_+1.1V_MPU
L2SW_CLK_25MHz
002:5C
R650
10
NC
IC604
SN74LVC08APWR
4
5
6
L2SW_CLK_BUF_25MHz
003:7D
IC603
TPS65910A3A1RSLR
3
VCC3
4
VAUX33
5
VDIG2
6
VCC6
7
VDIG1
8
SDA
9
SCL
10
SDASR/EN2
11
SCLSR/EN1
15
GNDIO
16
VFBIO
17
REFGND
18
VREF
19
BOOT1
20
OSC32KIN
21
OSC32KOUT
22
VDAC
23
VCC5
25
TESTV
26
BOOT0
27
VBACKUP
28
VCC7
29
VRTC
30
VFB3
31
SW3
32
VFB1
33
PWRON
37
SLEEP
38
CLK32KOUT
39
GPIO/CKSYN
40
NRESPWRON
41
VCC2
42
SW2
43
GND2
44
VFB2
45
INT1
1
PWRHOLD
2
VMMC
12
VDDIO
13
VCCIO
14
SWIO
24
VPLL
34
GND1
35
SW1
36
VCC1
46
VAUX1
47
VCC4
48
VAUX2
49
GND
R651
NC
R652
0
C756
0.1u
16
NC
DG
IC101
AM3352BZCZ30
I-AM3352ZCZ60-4
D6
CAP_VDD_RTC
D9
CAP_VDD_SRAM_CORE
D11
CAP_VDD_SRAM_MPU
F6
VDD_CORE1
F7
VDD_CORE2
G6
VDD_CORE3
G7
VDD_CORE4
G10
VDD_CORE5
H11
VDD_CORE6
J12
VDD_CORE7
K6
VDD_CORE8
K8
VDD_CORE9
K12
VDD_CORE10
L6
VDD_CORE11
L7
VDD_CORE12
L8
VDD_CORE13
L9
VDD_CORE14
M11
VDD_CORE15
M13
VDD_CORE16
N8
VDD_CORE17
N9
VDD_CORE18
N12
VDD_CORE19
N13
VDD_CORE20
A2
VDD_MPU_MON
F10
VDD_MPU1
F11
VDD_MPU2
F12
VDD_MPU3
F13
VDD_MPU4
G13
VDD_MPU5
H13
VDD_MPU6
J13
VDD_MPU7
D8
VDDA_ADC
V11
VSS_OSC
A5
VSS_RTC
V18
VSS38
V1
VSS37
N11
VSS36
N10
VSS35
N7
VSS34
M12
VSS33
M10
VSS32
M9
VSS31
M8
VSS30
M7
VSS29
M6
VSS28
L13
VSS27
L12
VSS26
L11
VSS25
N16
VDDA1P8V_USB0
R16
VDDA1P8V_USB1
N15
VDDA3P3V_USB0
R15
VDDA3P3V_USB1
E5
VDDS_DDR1
F5
VDDS_DDR2
G5
VDDS_DDR3
H5
VDDS_DDR4
J5
VDDS_DDR5
K5
VDDS_DDR6
L5
VDDS_DDR7
R11
VDDS_OSC
H15
VDDS_PLL
R10
VDDS_PLL_CORE_LCD
E7
VDDS_PLL_DDR
D7
VDDS_RTC
E9
VDDS_SRAM_CORE_BG
D10
VDDS_SRAM_MPU_BB
E6
VDDS1
E14
VDDS2
F9
VDDS3
K13
VDDS4
N6
VDDS5
P9
VDDS6
P14
VDDS7
P7
VDDSHV1_1
P8
VDDSHV1_2
L10
VSS24
K11
VSS23
K10
VSS22
K9
VSS21
K7
VSS20
J11
VSS19
J10
VSS18
J9
VSS17
J8
VSS16
J7
VSS15
J6
VSS14
H12
VSS13
H10
VSS12
H9
VSS11
H8
VSS10
H7
VSS9
H6
VSS8
G12
VSS7
G11
VSS6
G9
VSS5
G8
VSS4
F8
VSS3
A18
VSS2
A1
VSS1
E8
VSSA_ADC
M14
VSSA_USB1
N14
VSSA_USB2
P10
VDDSHV2_1
P11
VDDSHV2_2
P12
VDDSHV3_1
P13
VDDSHV3_2
H14
VDDSHV4_1
J14
VDDSHV4_2
K14
VDDSHV5_1
L14
VDDSHV5_2
E10
VDDSHV6_1
E11
VDDSHV6_2
E12
VDDSHV6_3
E13
VDDSHV6_4
F14
VDDSHV6_5
G14
VDDSHV6_6
N5
VDDSHV6_7
P5
VDDSHV6_8
P6
VDDSHV6_9
M5
VPP
C757
10u
10
NC
C759
10u
10
NC
C758
10u
10
NC
R601
91k
1
R602
22k
1
+2.5VD
DG
R661
10k
R659
10k
R660
10k
FPGA_nRST
003:2D;004:1B
IC251
B81
VDDIO8
B71
VDDIO7
B60
VDDIO6
B55
VDDIO5
B30
VDDIO4
B25
VDDIO3
B9
VDDIO2
B4
VDDIO1
B13
VDDCORE1
B18
VDDCORE2
B35
VDDCORE3
B39
VDDCORE4
B46
VDDCORE5
B51
VDDCORE6
B67
VDDCORE7
B76
VDDCORE8
B16
PLLVDD2
A77
PLLVDD1
A17
PLLVSS2
B73
PLLVSS1
B85
VSS
IC251
A6
MDSEL0
A4
MDSEL1
A43
TEST2
B43
TEST1
A44
TEST0
A18
nBUSOE_CONT
A78
MSSEL
IC608
2
VDD
4
OUT
1
GND
3
CD
R653
1%
4.7k
4.7k
R654
1%
4.7k
4.7k
C761
0.1uF
16V
K
C7600.033uF
50V
K
C762
NC
R655
47k
R657
0
R656
NC
DG
R658
10k
R664
0
NC
+3.3VD
R662
10k
R668
0
R663
10k
R669
0
R665
0
R666
0
R667
0
DG
R670
0
VDD1 SMPS 1.1V 1500mA
VDD3 SMPS 5V 100mA
VDIG1
1.8V 300mA OFF
VDIG2 1.8V 300mA OFF
VAUX33 3.3V 150mA OFF
VMMC 3.3V 300mA
VAUX2 3.3V 150mA
VAUX1 1.8V 150mA OFF
VDAC 1.8V 150mA
NC
VPLL 1.8V 50mA
VIO SMPS 1000mA
VRTC 1.8V 20mA
GPMC_AD
GPMC_AD
GPMC_AD
MMC
RMII
UART
SPI
JTAG
MCASP
LCD(GPMC)
I2C
PWRONRSTn
USB_DRVVBUS
WARMRSTn
PMIC_POWER_EN
1.1V
1.8V
1.8V
1.8V
1.8V
1.8V
3.3V
3.3V
1.8V
1.8V
1.8V
1.8V
1.8V
1.8V
1.8V
1.8V
VDD2 SMPS 1.1V 1500mA
N.C.
50mA
50mA
50mA
50mA
50mA
100mA
N.C.
NC
NC
NC
NC
NC
NC
PMIC_DELAYED_RTC_PORZ
confidential
CPU Cortex-A8
ASIC
Programmabke PU
Plane by-pass capacitor
The name is +5V, but the value changed to 4V.
ASIC
KX-NS520 CPU BOARD No.6
35
2.4.7.
No.7
C
E
B
A
D
F
3
6
4
2
5
8
7
SLAVE_TRANS_RXD0_P
SLAVE_TRANS_TXD1_P
SLAVE_TRANS_TXD1_N
SLAVE_TRANS_TXD0_P
SLAVE_TRANS_RXD0_N
SLAVE_TRANS_TXD0_N
SLAVE_TRANS_RXD1_P
SLAVE_TRANS_RXD1_N
R801
100
SLAVE_LVDS_TXD0
004:5C
R802
100
C802
0.1u
16
DG
C801
0.1u
16
+3.3VD
SLAVE_LVDS_RXD0
004:5B
SLAVE_LVDS_TXD1
004:5B
SLAVE_LVDS_RXD1
004:5B
DG
FG
D801
D803
D805
D807
D802
D804
D806
D808
DG
DG
C804
0.047u
100
NC
T801
H1601CG
1
8
6
2
3
16
7
14
11
9
15
4
10
13
12
5
T802
H1601CG
1
8
6
2
3
16
7
14
11
9
15
4
10
13
12
5
IC801
SN65LVDS048APWR
1
RIN1-
2
RIN1+
3
RIN2+
4
RIN2-
5
RIN3-
6
RIN3+
7
RIN4+
8
RIN4-
9
*EN
10
ROUT4
11
ROUT3
12
GND
13
VCC
14
ROUT2
15
ROUT1
16
EN
IC802
SN65LVDS047PWR
1
EN
2
DIN1
3
DIN2
4
VCC
5
GND
6
DIN3
7
DIN4
8
*EN
9
DO4-
10
DO4+
11
DO3+
12
DO3-
13
DO2-
14
DO2+
15
DO1+
16
DO1-
R810
0
NC
R812
0
NC
R814
0
NC
R816
0
NC
R811
0
NC
R813
0
NC
R815
0
NC
R817
0
NC
C806
0.047u
100
NC
+1.2VD
R819
68
R818
68
C805
0.1u
16
C807
NC
C809
NC
C803
0.1u
16
R823
49.9
NC
R822
49.9
NC
DG
DG
FG
SLAVE_TRANS_TXD1_P
003:9B
SLAVE_TRANS_TXD1_N
003:9B
SLAVE_TRANS_TXD0_P
003:9B
SLAVE_TRANS_RXD0_P
003:9B
SLAVE_TRANS_RXD0_N
003:9B
SLAVE_TRANS_TXD0_N
003:9B
SLAVE_TRANS_RXD1_P
003:9B
SLAVE_TRANS_RXD1_N
003:9B
R821
49.9
R820
49.9
R825
NC
R824
NC
L805
BLM15HD601SN1D
L806
BLM15HD601SN1D
DG
TP_+1.2VD
IC605
S-13A1B12-U5T1U3
1
ON/OFF
2
VSS
4
VIN
5
VOUT
3
SSC
C662
2.2u
6.3
C661
2.2u
6.3
+1.2VD
R624
0
+3.3VD
L801
L802
L803
L804
LF803
43
2
1
LF804
43
2
1
LF801
43
2
1
LF802
43
2
1
R804
68
R805
68
R806
22
R807
22
R808
22
R809
22
JK801
8
7
6
5
4
3
2
1
R1027
470
R1046
470
NC
confidential
LVDS Receiver
LVDS Driver
FH/CLK
DHW
UHW
REFCLK
8:DHW-
7:DHW+
6:REFCLK-
5:FH/CLK-
4:FH/CLK+
3:REFCLK+
2:UHW-
1:UHW+
Change C808 to J471X
1
KX-NS520 CPU BOARD No.7
36
3 Printed Circuit Board
Changed from Original Service Manual as section 13.1.
3.1.
Mother Board
3.1.1.
Component View
MOTHER BOARD Component View
R400
R401
R402
R403
R404
R405
R405
C130A
C130C
R409
ZNR300A
C130E
C111A
ZNR300B
C111B
C111C
C111D
R600
R322A
R601
C111E
R322B
C111F
R602
R603
R410
R604
R303A
R605
R303B
R412
R606
R413
R607
R608
R414
R415
R609
C131A
R416
R417
C131C
R418
C131E
R419
C112A
C112B
C112C
C112D
CN400
D110A
CN401
C112E
R323A
D110B
C112F
CN402
R612
R323B
D110C
R613
D110D
R614
R420
R304A
R110A
D110E
R421
R615
R304B
R110B
D110F
R616
R110C
R110D
R110E
C132A
R619
R110F
C132C
R427
R428
C307A
T300A
C132E
R429
C113A
T300B
C113B
C113C
C113D
R324A
R621
R130A
C113E
D111A
R324B
R622
R130B
C113F
D111B
R130C
D111C
R623
D111D
R130D
R430
R305A
R130E
D111E
R431
R305B
R432
R130F
D111F
R433
R434
R435
C133A
R436
R437
C133C
R438
C133E
R439
R150A
C308A
C114A
C114C
R150C
C400
AL2A
C114E
R131A
R150E
D112A
R131B
D112B
C403
AL2C
R131C
D112C
D112D
R440
R131D
R112A
AL2E
R131E
D112E
R441
R112B
R131F
R442
D112F
R636
R637
R112C
R443
R112D
R444
R112E
R445
R170A
R112F
R446
R170B
R447
R170C
C600
R448
R170D
R449
R151A
C601
C115A
R170E
C602
R170F
C603
C115C
R151C
R640
C604
R641
R132A
C115E
R151E
C605
R642
R132B
C606
R132C
C607
R643
R132D
R450
C608
R307A
R132E
R113A
R451
C609
R307B
R132F
R113B
R452
R113C
R453
R454
R113D
R113E
C135A
R455
R171A
R113F
R456
R171B
R457
C135C
R171C
R458
C610
R171D
C210A
C135E
R459
C116A
C611
R171E
C210B
C612
C116B
R171F
C210C
C116C
C613
C210D
C614
C116D
U301A
R133A
C210E
C615
C116E
U301B
R133B
C210F
C616
C116F
R133C
C210G
C617
R653
R133D
C210H
R460
R308A
R133E
C210I
R461
C619
R308B
R133F
C210J
C210K
C210L
R464
C428
C210M
R465
C210N
R466
R467
C210O
R468
C210P
DL100
C621
C211A
C117A
R153A
C117B
C623
C211C
C117C
R153C
C117D
C430
U302A
C211E
C117E
R153E
U302B
C117F
C211G
C433
R309A
R115A
C211I
C435
R309B
R115B
C436
R473
R115C
C211K
C437
R115D
C438
R115E
C211M
C137A
C439
R115F
C211O
C137C
C630
C212A
R154A
C118A
C137E
C118B
C212C
C118C
R154C
C118D
C440
U303A
C212E
R154E
C118E
C441
U303B
C118F
C442
C212G
C443
C212I
R210A
R116A
C445
R116B
C446
C212K
R210C
R116C
C447
R116D
C212M
R210E
R116E
C138A
C449
R116F
C138B
R210G
C212O
C138C
C138D
R210I
C213A
R155A
C138E
C213B
C138F
R210K
C213C
R155C
C213D
C450
C213E
R210M
R155E
C213F
C213G
R210O
C213H
C213I
R117A
R211A
C456
C213J
R211B
R117B
C457
R117C
C213K
R211C
R117D
R211D
C213L
R211E
R117E
C213M
C139A
C213N
R117F
R211F
C139B
R211G
C213O
C139C
R211H
C213P
C139D
C214A
R211I
HSSPA
R156A
C139E
R211J
C139F
C214C
R211K
R156C
HSSPC
D400
R211L
D401
L200A
C214E
R211M
R156E
HSSPE
R137A
D402
L200B
R211N
D403
R211O
L200C
C214G
R137C
L200D
R211P
R212A
L200E
C214I
R137E
R118A
L200F
R118B
C214K
L200G
R118C
L200H
R118D
C214M
L200I
R118E
L200J
R118F
C214O
L200K
L200L
D600
L200M
C215A
D601
R157A
L200N
D602
L200O
C215C
R157C
L200P
L201A
C215E
R157E
R138A
L201B
C215G
L201C
R138C
L201D
L201E
C215I
R213A
R138E
R119A
L201F
R119B
R213C
L201G
C215K
R119C
L201H
R119D
L201I
R213E
C215M
R119E
L201J
R119F
R213G
C215O
L201K
L201L
L201M
C216A
R213I
R158A
L201N
C216B
R213K
L201O
C216C
R158C
C216D
L201P
R213M
C216E
R139A
C216F
IC402
IC403
R213O
C216G
R139C
C216H
R214A
C216I
R139E
C216J
R214C
C216K
M
6
1
2
C
L
6
1
2
C
R214E
C216N
R214G
C216O
C216P
IC600
R214I
R159A
IC601
IC602
R214K
R159C
R214M
R159E
R214O
R215A
E
5
1
2
R
C
5
1
2
R
I
5
1
2
R
G
5
1
2
R
R215K
R215M
R215O
R310A
R216A
CN100A
R310B
R216C
CN100C
R216E
CN100E
R216G
R216I
R216K
R216M
JK301
JK302
R330B
R216O
Q100A
MIPS0A
Q100B
Q100C
MIPS0C
Q100D
Q100E
MIPS0E
J601
Q100F
J602
C120A
C120B
C120C
C120D
C120E
C120F
R331B
R312A
MIPS1A
R312B
MIPS1C
MIPS1E
C140A
C140C
C121A
C140E
C121B
C121C
C121D
C121E
C102A
C121F
C102B
R332B
C102C
C102D
CF600
R313A
C102E
CF601
MIPS2A
R313B
C102F
MIPS2C
MIPS2E
C141A
R323
C141C
R324
R325
C141E
R132
R135
IC100A
R136
IC100B
R333B
IC100C
R137
IC100D
R314A
IC100E
R120A
R314B
IC100F
R120B
R120C
R120D
RL100A
R101A
R120E
C142A
R101B
RL100B
R120F
RL100C
R101C
C142C
RL100D
R101D
R101E
RL100E
C123A
C142E
RL100F
R101F
C123C
R140A
TH100A
C123E
IC101A
TH100B
R140C
TH100C
IC101C
TH100D
R140E
TH100E
IC101E
R121A
TH100F
R121B
R121C
X100
R121D
RL101A
R121E
C143A
RL101B
R121F
RL101C
C143C
C308
RL101D
RL101E
R160A
C143E
RL101F
R160C
ZNR100A
R160E
C119
IC102A
ZNR100B
ZNR100C
IC102C
ZNR100D
ZNR100E
IC102E
R122A
ZNR100F
R122B
R122C
R543
R122D
C120
R544
R122E
R545
C122
R122F
R546
C125A
C125C
C106A
C125E
IC103A
C106B
C106C
IC103C
C106D
Q200A
C106E
D104A
IC103E
R123A
C106F
Q200B
D104B
R123B
D104C
Q200C
R123C
Q200D
D104D
R123D
C130
D104E
Q200E
R123E
C145A
Q200F
D104F
R123F
C145B
Q200G
C145C
Q200H
C145D
Q200I
R162A
C126A
C145E
Q200J
C145F
Q200K
C126C
Q200L
C107A
C126E
Q200M
C107B
TP412
Q200N
C107C
Q200O
C107D
Q200P
C107E
R124A
R561
C107F
R124B
R562
R124C
R563
C140
R124D
R564
C146A
R124E
R565
C141
C146B
R124F
R566
C146C
R567
C146D
F600
R568
C146E
C127A
R163A
R569
F601
C146F
R163C
C127C
PC103A
C127E
R163E
C108A
PC103B
C108B
PC103C
C108C
PC103D
C108D
R570
R319A
D200A
PC103E
C108E
R125A
R571
R319B
D200B
PC103F
C108F
R572
R125B
D200C
R125C
R573
D200D
R125D
R574
C147A
D200E
R125E
R575
C147B
D200F
R125F
R576
C147C
D200G
C147D
D200H
C147E
D200I
C147F
D200J
D200K
D200L
C203A
IC200A
D200M
C109A
C109B
D200N
D200O
C203C
IC200C
C109C
C109D
D200P
IC200E
D201A
C203E
C109E
R126A
D201B
C109F
R126B
C203G
IC200G
D201C
R126C
D201D
R126D
RL200A
IC200I
C203I
D201E
R126E
R585
RL200B
D201F
R126F
D201G
IC200K
C203K
RL200C
D201H
RL200D
D201I
IC200M
C129A
R165A
C203M
D201J
R165B
D201K
IC200O
C129C
R165C
C203O
D201L
R165D
D201M
C129E
R165E
D201N
R165F
D201O
D201P
D202A
R127A
D202B
R127B
D202C
R127C
Q400
D202D
R127D
Q401
D202E
R202A
R127E
R595
Q402
R202B
D202F
R127F
R202C
D202G
D202H
R202D
R598
D202I
R202E
R166A
Q406
R202F
D202J
R166B
D202K
R202G
R166C
R202H
D202L
R166D
D202M
R202I
C205A
R166E
R202J
D202N
R166F
D202O
R202K
C205C
D202P
R202L
Q600
C205E
D203A
Q601
D109A
R128A
R202M
D203B
D109B
R222B
R202N
D203C
C205G
R128C
D109C
R202O
D203D
D109D
R222D
R202P
D203E
C205I
R128E
D109E
D203F
D109F
D203G
C205K
D203H
IC104
D203I
C205M
R167A
D203J
R167B
C205O
D203K
R167C
D203L
R167D
D203M
C206A
R167E
D203N
R167F
C206C
D203O
D203P
Q300A
C206E
R129A
Q300B
R223B
C206G
R129C
L600
R223D
C206I
R129E
C206K
C206M
R168A
R168B
C206O
R168C
R168D
C301A
R168E
C301B
R168F
R224B
R224D
R205A
R205B
R205C
R205D
R205E
R169A
R205F
R169B
R205G
R169C
R205H
R169D
C302A
R205I
R169E
C302B
R205J
R169F
R205K
J100
R205L
R205M
R225B
R205N
R205O
R225D
R205P
R300A
SA100A
SA100B
SA100C
SA100D
IC300A
C303A
SA100E
C209A
C303B
SA100F
IC300B
C209C
J110
C209E
C209G
C209I
C209K
J100A
C209M
J100B
J100C
C209O
J100D
J100E
ZNR301A
C110A
J100F
ZNR301B
C110B
C110C
C110D
C110E
C110F
REF2
A
A
B
B
D
E
E
D
F
C
C
G
P N L B 2 2 6 2 B - L V
A
DIP
NS3XX/5XX
NS7XX
NS3XX
NS5XX
NS7XX
NS3XX/5XX
NS7XX
NS7XX
NS7XX
NS7XX
NS3XX/5XX
NS7XX
F
G
R719
R302B
R406
R408
C306A
C306B
C401
R306A
R306B
X400
R462
R470
R471
R472
R474
R476
R477
R480
R485
R487
R488
R489
R490
R492
R493
C458
R494
C459
R497
R499
C460
C461
C462
C467
C468
C469
C470
C471
C472
L501
L502
L503
IC401
R311A
R311B
R500
R501
R503
R504
R506
R507
R700
R701
R702
R703
R510
R705
R511
R512
R706
R513
R708
R514
R515
R709
R516
R710
R713
R520
R714
R715
R521
R716
R522
R523
R523
R717
R718
U300AB
R531
R532
C131
R586
R587
R588
R591
D303
R594
Q403
Q405
L401
L402
L403
C300A
C300B
IC700
D300A
D300B
J102
R300B
D301A
D301B
R301A
R301B
NS3XX/5XX
NS7XX
H
H
R725
R723
R722
R720
R721
R724
R726
R727
R728
R729
30
31
60
1
30
31
60
1
1
4 1
8 0
4 0
10
1
3
1
46
1
3
4
6
1
3
4
6
1
3
4
6
1
3
4
6
1
3
4
6
1
3
16
1
6
1
6
E
E
E
E
8
2
1
7
E
E
8
2
1
7
8
2
1
7
8
2
1
7
8
2
1
7
38
1
128
103
102
65
64
39
38
1
128
103
102
65
64
39
3 8
1
128
103
102
65
64
3 9
S
S
S
S
8
2
1
7
S
S
S
S
S
S
S
S
S
S
S
S
2 . 0 A
2 . 0 A
E
E
E
E
1
E
E
4
6
1
3
E
E
1
16
31
46
1
16
31
46
1
16
31
46
1
16
31
46
1
16
31
46
1
16
31
46
1
16
31
46
1
16
31
46
8
2
17
8
2
1
7
8
2
1
7
B
R
Y
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