Kenwood NXR-800 Service Manual Supplement page 153

CONTROL UNIT2 (X53-4140-10)
C359 0.1u
33MPU
BUFFER
IC300
TC7SET126FU-F
4 3
oUTY GND
2 BER_CLK_L
INA
5 1 BER_EN
VCC G
C360 0.1u
BUFFER
IC301
TC7SET126FU-F
4 3
oUTY GND
2 BER_DAT_L
INA
5 1 BER_EN
VCC G
CN400 50MPU
GND BER_DAT
1
GND 2 BER_CLK
REF_SW2 3 R322 0 REF_SW2
WP(SYS-RST) 4 R927 0 SYS_RST
REF_SW 5 R323 0 REF_SW
oX_SCL R928 0 oX_SCL
6 H6
VSS2
EXT_EXiST 7 R324 0 EXT_EXiST D_D6 H5
DQ6
oX_SDA R929 0 oX_SDA D_D4 H4
8
REF_EXiST R325 0 REF_EXiST DQ4
9 D_D3 H3
DQ3
iMP_H_L 10 R930 0 iMP_H_L D_D1 H2
DQ1
REF_iN_oUT 11 R326 0 REF_iN_oUT
H1
VSS1
GND 12 D_A0 G6
DQ15/A-1
oX_SDi2 13 R327 0 oX_SDi2 G5
GND 14 R417 DQ13
G4
VCC
oCXo_VR_EN 15 R328 0 oCXo_VR_EN G3
0 DQ11
GND 16
G2
DQ9
oCXo_oN 17 R329 0 oCXo_oN D_RD G1
oE
GND 18
oCXo_CURR 19 R330 0 oCXo_CURR
GND 20
oCXo_EXiST 21 R331 0 oCXo_EXiST
GND 33MPU
22
VCXo_DA_EN 23 R332 0 VCXo_DA_EN
GND 24
REF_LDT 25 R333 0 REF_LDT
GND 26
PLL_19_EN 27 R334 0 PLL_19_EN
GND 28
PLL_19_CE 29 R335 0 PLL_19_CE Lo_VoL_DET 3.96V
GND 30
oX_SDo2 31 R336 0 oX_SDo2 VOLTAGE
GND 32 DETECTOR
3.3V IC308
oX_SCLK2 33 R337 0 oX_SCLK2
XC61CN2702N
33MPU 34 L315 33MPU
GND
35
GND 36
R404 L310
R361 R391 0 10u
REFERENCE 19.2MHz
100k 4.91V 10
CN302 C387
R309 0
0.01u 3.44V Q300 C396 L308 L309 C438
2SC4738(GR)F
R311 0
2.80V 0.01u 820n 820n 0.01u
Q300
R418
REFERENCE AMP 3.54V
R411 100k
4.91V
4.7k C453
2SC4738(GR)F
0.01u
R424 C467
R396
680 2.90V 0.01u
0
C461 0.01u
4.90V
2SC4738(GR)F
3.15V
REFERENCE AMP
2.50V
R408 0 PLL_GND
R409 0 CP_GND
33MPU
BUFFER
IC727 R421 C462
TC7SH126FU-F
10 0.01u
1 5
G VCC
2
INA
3 4 R913
GND oUTY
0
J703 L326
R397 FRAME_DET
L327 33MPU
0
IC302
R318 SN65HVD485EDR
BUFFER
J702 100 5 4 R357 0 IC304
GND D
6 3 R358 0 TC7SH125FU-F
A DE
R319 7 2 R359 0 1 5 33MPU TX_CoSDTo R431
B RE G VCC
100 8 1 R360 0 2 R393 IC309
VCC R INA
3 4 0 AK4550VTP
GND oUTY
TX_CoSDTi 9
RS-485 DRIVER/RECIEVER SDTI
C420 0.1u TX_CoLRCK 10
LRCK
CN401 11
MCLK
GND 1 CHASSIS GND
TX_CoSCLK 12
GND 2 SCLK
FRAME 12.5Hz TX_CoPWAD 13
PWAD
RX_PWR_SAVE 3 R363 0 RX_PWR_SAVE TX_CoPWDA 14
oCXo_ST_R 4 R364 0 oCXo_ST_R PWDA
15 AoUTL
oCXo_ST_G 5 R365 0 oCXo_ST_G
16
AoUTR
VoLUME_IN 6 R366 0 VoLUME_IN
PWR_ST_R 7 R931 0 PWR_ST_R
CODEC
MOD_D_OUT 8 R367 0 MOD_D_OUT
GND 9
RX_AUDIO_D 10 R368 0
RX_AUDIO_D
BEEP 11 R369 0
MIC_D_IN 12 R370 0 MiC_D_IN
iNRA_SW 13 R947 0
VOLTAGE PROTECTOR
NC 14 R371 0
HooK_RXD_SCM 15 R932 0 D702 1SS355
AMP_SW 16 R372 0 AMP_SW 33MPU
SCM_EN 17 R933 0 SCM_EN
AF_MUTE 18 R373 0 AF_MUTE R951
iNSP_SW 19 R948 0 100k
EVOL_DATA 20 R374 0 EVOL_DATA
PTT_AM16C
21 R946 0 BUFFER
EVOL_CLK 22 R375 0 EVOL_CLK IC728
GND 23 TC7SH126FU-F
4 3
EVOL_LD 24 R376 0 EVOL_LD oUTY GND
TAAD_SW 25 R916 0 TAAD_SW 2
INA
TA_SW 26 R377 0 TA_SW 5 1
VCC G
BEEP_SW 27 R378 0 BEEP_SW
PATH_SW 28 R379 0 PATH_SW
RXAD_SW 29 R380 0 RXAD_SW C834
MiC_SW 30 R381 0 MiC_SW
0.1u
MiCAD_SW 31 R382 0 MiCAD_SW
TD_SW 32 R383 0 TD_SW
NC 33 R384 0
Lo_VoL_DET 34 R385 0 Lo_VoL_DET
GND 35 HooK_RXD_SCM
PTT_TXD_SCM 36 R386
0
BUFFER
IC330
TC7SH126FU-F
1 5
G VCC
SW 2
INA
Q309 3 4 PTT_SH
SSM6N16FE-F GND oUTY
1 6
2 5 R936 100k
R935 470k
3 4
R934 470k
CN402
Hi_VoL_DET 1 R340 0 Hi_VoL_DET
GND 2
50MPU_A_GND 3 L301 R395 0
50MPU 4 L302 R394 0
50MPU_A_GND 5 5.0V
L303 DC50
DC50 6
DC50 7
DC50 8
DC50 9
3.3V
33MPU_A_GND 10 L304 33MPU_A_GND
11 L305 33MPU
33MPU
33MPU 12
33MPU
33MPU_A_GND 13 5.0V
3.3V
50MPU_A 14 L306 50MPU_A
33MPU_A 15 L307 33MPU_A
16 L300 33SH
33SH
50MPU_CoNT 17 R341 0 50MPU_CoNT
NC 18 R342 0
19 R343 0 E_PTT_SH
E_PTT_SH
SC_SH 20 R344 0 SC_SH
GND 21
SRX0_ATX0 22 R345 0 SRX0_ATX0
STX0_ARX0 23 R346 0 STX0_ARX0
24
GND
RF_PTT 25 R347 0 RF_PTT
TX_STATE 26 R348 0 TX_STATE
QT_DQT 27 R349 0 QT_DQT
RADIO_ERR 28 R350 0 RADIO_ERR
A/D
29
GND CONVERTER
ADSP_CK_SFT 30 R352 0 ADSP_CK_SFT
IC312
TRUNKiNG 31 0 TRUNKiNG ADCS7476AIMF
R353
32 R354 0 A16C_CK_SFT ADSCLK 4
A16C_CK_SFT
SCLK VIN
BER_DAT 33 R949 0 BER_DAT ADSDO R425 0 5
SDATA GND
BER_CLk 34 R950 0 BER_CLK ADCS 6
CS VDD
GND 35
SYS_RST 36 R356 0 SYS_RST
R423 0
CN300
R302
33MPU
0
DC50
RESET_D
2nd IF 456kHz
33CF
3.3V 3.3V R388
L324
0
VOLTAGE CONTROL SW
DETECTOR
Q303
DTA144EUA
R389
33SH 1
IN
VOLTAGE
0
C379 REGULATOR
0.1u
5.0V
33CF_CoNT
* IC329
BA33DD0WT
VOLTAGE
REGULATOR
VOLTAGE
XC6201P152PR
REGULATOR
33MPU R390 3
VIN
3.3V
0
L314
33SH
33SH_CoNT
33SH
33SH
R484
33MPU-2
0
R516 47k
C516 R517 47k
R518 47k
1000p
oCXo_ST_G
C1 D_A3
A2
C2 D_A7 oCXo_ST_R 103
A6
C3 D_CS1 D_D7 104
A18 D_D6 105
C4
NC2
C5 D_A11 D_D5 106
A10
FLASH MEMORY D_D4 107
C6 D_A15
IC314 A14
D1 D_A2 D_D3 108
A1
D2 D_A6 D_D2 109
A5 D_D1 110
D3
NC3
D4 D_D0 111
NC4
R489 0 112
D5 D_A12
A11 P117
D6 D_A16 113
A15 P116
R491 0 114
P115 MPU
R492 0 115
P114 IC325
R493 0 116 3625MGP396GP
P113
R494 0 117
P112
R451 DiPSW2 R495 0 118
P111
47k DiPSW1 R496 0 119
P110
R497 0 120
P107/AN07/KI3
R498 0 121
P106/AN06/KI2
R499 0 122
P105/AN05/KI1
R500 0 123
P104/AN04/KI0
R501 0 124
P103/AN03
3.3V VoLUME_IN R502 0 125
P102/AN02
R503 0 126
P101/AN01
127
AVSS
R504 128 P100/AN00
Lo_VoL_DET27
0
Hi_VoL_DET
FRAME_SW
C515 1u
IC318
TC7SH126FU-F
R441 IC318-321
C517 0.1u
BUFFER 1 5
82k G VCC
2
R464 1 RSET 16 INA
3 4
2 VP 15 GND oUTY
4.7k CP
DVDD
3 CPGND 14 R479
MUXoUT IC319
C466 0.1u 4 13
AGND 1k TC7SET126FU-F
C507 LE
REFERENCE 5 RFINB 12 4 3
DATA oUTY GND
AMP 0.01u 6 RFINA 11 2
Q304
C508 7 CLK 10 C523 INA
AVDD 5 1
CE VCC G
R440 22 0.1u 8 REFIN 9
DGND 0.1u
C509
BEEP
R432 22 IC320
1u IC315 TC7SET126FU-F
R439 22 ADF4001BRUZ
12.288MHz PLL 4 3 R566
R438 10 oUTY GND
2 PLL_12_SDo4
INA 0
C468 0.1u C524 Q307
5 1 2SC4738(GR)F C549
VCC G
R560
0.1u
Q305 12p
IC321 10k
TC7SET126FU-F
4 3 CLOCK
C465 L311 L312
R485 oUTY GND SHIFT SW
2 PLL_12_SCLK4
0.01u 1.5u 1.5u C525 INA
10 5 1
VCC G
0.1u
50MPU
33SH
IC313
INVERTER
TC7WU04FK-F
R433 1 8 R452 10
1A VCC
1M 2 7 R453 10 TX_DSP_CLK
3Y 1Y
3 6
2A 3A
4 5 R678
R454 10
GND 2Y
0
FRAME_DET
33MPU
33MPU_A
0
TX_DSP_CLOK
8
SDTo 33MPU
7
DEM1
6
DEM0
5
VDD
4
VSS
3 C528
AINL
2 10u
AINR 1
VCoM
A13
A19
A12
A20
B11
EARTH_4 CVSS9
A11
DVDD5
D10
D6
C575 C10
D7
CHASSIS 0.01u B10
GND D8
A10
D9
D9
D10
R446 R460 C9
EMU0_D D11
0 47k B9
D12
D_D4 A9
HD4
R461 EMU1_D D8
D13
47k C8
D14
B8
D15
D_D5
A8
HD5
B7 DSP
CVDD6
C576 A7
CVSS10 IC324
D_RD 0.01u C7
HDS1
D7
DVSS8 VOCODER
D_WR A6
HDS2 TX
B6
DVDD6
C6
C577 A0
D6
0.01u A1
A5
A2
B5
A3
D_D6 C5
HD6
D5
A4
A4
A5
B4
A6
C4
A7
A3
A8
B3
A9
C3
CVDD7
C529 A2
10u B2
C578
0.01u
R550
47k
33MPU
R487
0
A13
A19
A12
A20
B11
CVSS9
A11
DVDD5
D10
D6
C588 C10
D7
0.01u
B10
D8
A10
D9
D9
D10
C9
D11
B9
D12
D_D4 A9
3 C501 0.1u R469 HD4
D8
D13
2 47 C8
D14
1 R442 68k R449 68k
B8
D15
D_D5 A8
C494 0.1u HD5
B7
DSP
C495 1u C590 CVDD6
A7
CVSS10 IC323
D_RD C7
0.01u HDS1
D7 RX
DVSS8
D_WR A6
HDS2
B6
DVDD6
C6
C591 A0
D6
A1
0.01u A5
A2
B5
A3
D_D6 C5
HD6
D5
A4
A4
A5
B4
A6
C4
A7
A3
VOLTAGE A8
REGULATOR
B3
A9
IC306 C3
BA15BC0FP CVDD7
A2
1.5V
L325 C592
3 B2
oUT
GND 0.01u
2
C527
10u
IC307
1 15DSP R406 15DSP_1 R505 15DSP_3
VoUT 15DSP_3
VSS 0 0 R547
2 47k
DC SW D300
3.0V
15SH
1SS388F
R403 33BU
Q302 0 33CF
2SA1955A-F
POWER SW
Q301
DTC114EUA
DC SW
64 R662 0 BER_DAT_L
P125
63 R663 0 BER_CLK_L
P126
62 R664 0 RY
P127
61
P50/WRL/WR
60 D_WR
P51/WRH/BHE
59 D_RD 33MPU-2
P52/RD
58
P53/BCLK
57 EVOL_LD
P130 S700
56 EVOL_DATA
P131 S79-0473-05
55 R653 0 EVOL_CLK
P132 R702 47k
54 R703 47k
P133
53 R673 47k R709 100k
P54/HLDA
52 R710 100k
P55/HoLD
R656
51 R674 47k
P56/ALE
50 0 R657 0 DSP_HRDY
P57/RDY/CLKoUT
49
P134
48
P135
47 R660 0 AMP_SW
P136
P137 46 R661 0 AF_MUTE
C818 0.1u
45 R667 0 BER_EN
44 R668 0 D_iNT
BUFFER
43 TXD_D
IC725
42 RXD_D SW TC7SH126FU-F
D701
41 4 3
oUTY GND
40 2
1SS388F INA
39 R672 5 1
VCC G
47k
C565 10u
C566 1000p
PWR_ST_R
X301
CLOCK
L77-1984-05 SHIFT SW
Q308
C552 2SC4738(GR)F
R604
15p
10k
C722 1000p
C723 1000p
R720 10 A3
DSP_RST
R721 0 B20 VDD-CPG
VDDQ1
C9
VDDQ2
C11
VDDQ3
C13
VDDQ4
E18
VDDQ5
H3
VDDQ6
J18
VDDQ7
K3
VDDQ8
R711 0 K18
AVCC_ADG
M3
VDDQ9
M18
VDDQ10
N18
VDDQ11
V3
VDDQ12
V5
VDDQ13
V8
VDDQ14
V10
M12 VDDQ15
V11
N12 R605 0 TX_CoPWAD VDDQ16
L11 V12
R606 0 VDDQ17
V16
M11 D_D1 VDDQ18
HD1 V18
N11 R624 47k C585 0.01u VDDQ19
CVDD5
L10 R648 0 FRAME_T B2
VSS-CPG
INT3 C19
M10 R649 100 VSSQ1
INT2 D9
N10 R650 47k
INT1 VSSQ2
D11
K9 R651 0 VSSQ3
INT0 D13
L9 R626 47k VSSQ4
NMI
M9 D_A1 D15
VSSQ5
HBIL E17
N9 VSSQ6
IACK H4
K8 R607 0 VSSQ7
BDX2
J17
L8 R608 0 TX_CoSDTi VSSQ8
BDX0 K4
M8 D_D0 VSSQ9
HD0
N8 C584 K17
DVSS6 AVSS_ADC
M4
K7 0.01u VSSQ10
DVDD4 M17
L7 R627 0 TX_DSP_RDY VSSQ11
HRDY
N7 N17
VSSQ12
BFSX2 U5
M7 R609 0 TX_CoLRCK VSSQ13
BFSX0 U8
N6 C583
CVDD4 VSSQ14
U10
M6 R610 0 0.01u TX_HiNT VSSQ15
HINT U11
L6 VSSQ16
CVSS7
K6 U12
VSSQ17
BCLKX2 U16
N5 R612 0 TX_CoSCLK VSSQ18
BCLKX0 W2
M5 VSSQ19
BDR2
W19
L5 D_A3 VSSQ20
HCNTL1 R712 10 A4
K5 R613 0 TX_CoSDTo VDD-PLL1
BDR0
N4 R910 R713 10 A19
BFSR2 VDD-PLL3
R714 10 B3
M4 R614 0 47k VDD-PLL2
BFSR0 R715 0 C7
L4 VDD1
BCLKR2
K4 R629 0 C14
VDD2
BCLKR0 G3
N3 VDD3
DVSS5 G18
M3 D_A2
HCNTL0 VDD4
P3
BCLKR1 N2 R615 0 VDD5
P18
N1 VDD6
V7
VDD7
V14
VDD8
R616 B4
VSS-PLL1
C3
R597 0 VSS-PLL2
B18
VSS-PLL3
0 D7
R716
VSS1
D14
0 VSS2
G4
VSS3
G17
VSS4
P4
VSS5
P17
VSS6
U7 VSS7
R725
CLOCK X700
L77-1985-05
SHIFT SW 0
Q700
2SC4738(GR)F C703 C721
R700
15p 10p
10k
Q702
2SC4738(GR)F
33MPU
CLOCK
SHIFT SW
SH_CKSFT
RTC IC
CN701
IC701
RV5C386A
CN700 1 10
M12 32KOUT VDD
2 9 X701
N12 i2C_SCL
SCL OSCIN
3 8
L11 i2C_SDA
SDA OSCOUT R726
CVSS8 M11 D_D1
4 7
HD1 INTRB CLKC 0
N11 R926 47k C599 0.01u
CVDD5 C701 5 6
L10 R632 100 iNT3 VSS INTRA
INT3
M10 R642 100 0.1u
INT2
N10 R643 47k RTC_iNT
INT1
K9 R644 0 32KCNT
INT0
L9 R634 47k
NMI
M9 D_A1
HBIL
N9
IACK
K8
BDX2
L8 R620 0 BD_1_2
BDX0
M8 D_D0
HD0
N8
DVSS6
K7 C598 0.01u
DVDD4 IC327
AND GATE TC7SH08FU-F
L7 R630 0 RX_DSP_RDY
HRDY
N7 RX_DSP_RDY 1 5
BFSX2 INB VCC
M7 R621 0 TX_DSP_RDY 2
INA IC702
BFSX0 3 4 29PL127JKCDB
N6 C597 0.01u GND oUTY
CVDD4
M6 R641 0 RX_HiNT C732 1 RESET 56
HINT
WP/ACC
L6 1000p 2 RY/BY 55
CVSS7 WE
K6 DSP_HRDY A1 3 54
BCLKX2 A0 NC3
N5 R623 0
BCLKX0 A2 4 53
A1 A22
M5
BDR2 A3 5 52
L5 D_A3 A2 A21
HCNTL1 A4
K5 BD_2_1 6 51
A3 A20
BDR0 SRAM A5 7 50
N4 A4 oE
BFSR2 IC700
M4 A6 8 49
BFSR0 62167DV30LL55 A5 NC2
L4 R690 0 A16 1 48 A17 C858 47p 9 48
BCLKR2 A15 A16 VCC1 CE
K4 A15 2 47 D0 10 47
BCLKR0 A14 BYTE C733 0.1u DQ0 VSS2
N3 3 46
A14 A13 VSS2 D1 11 46
DVSS5 DQ1 DQ15
HCNTL0 M3 D_A2 A13 4 A12 45 D15
I/o15/A20 D2 12 45
N2 R635 0 ADSCLK A12 5 44 D7 DQ2 DQ14
A11 I/o7 D3 13 44
A11 6 43 D14 DQ3 DQ13
N1 A10 I/o14
A10 7 42 D6 14 43
A9 I/o6 VSSQ1 DQ12
D13
A9 8 41 C734 15 42
A8 I/o13 VCCQ1 VSSQ2
BER A20 9 40 D5
R636 0 ADCS A19 I/o5 D4 0.1u 16 41
10 39 D12 DQ4 VCCQ2
ADSDO NC I/o12 D5 17 40
RD/WR 11 38 D4 DQ5 DQ11
WE I/o4
12 37 D6 18 39
CE2 VCC DQ6 DQ10
13 36 D11 D7 19 38
DNU I/o11 DQ7 DQ9
WE1/DQM1 14 35 D3 20 37
BHE I/o3 VSS1 DQ8
WE0/DQM0 15 34 D10
BLE I/o10 21 36
A19 16 33 D2 NC1 VCC2
A18 I/o2
D9 A7 22 35
A18 17 32 A6 A19
A17 I/o9 A8 23 34
A8 18 31 D1 A7 A18
A7 I/o1
A7 19 30 D8 A9 24 33
A6 I/o8 A8 A17
A6 20 29 D0
A5 I/o0 A10 25 32
21 28 A9 A16
A5 A4 oE RD/CASS A11
26 31
A4 22 27 A10 A15
A3 VSS1 A12 27 30
A3 23 26 CS4 A11 A14
A2 CE1
A2 24 25 A1 A13 28 29
A1 A0 A12 A13
FLASH MEMORY
* R960
IC329 R960 R961
0-10 – 0 –
* R961
0-11
BA33DD0WT – 0
PC CONTROL for service
CN713
EARTH_3
C781 0.1u
NAND GATE
IC711
TC7SH00FU-F
C750
4 3
oUTY GND
1u 2
RS-232C INA
DRIVER/RECIEVER
5 1
IC705 VCC INB
ADM3202ARUZ
C746 1u 1 16 C751
C1+ VCC
C747 1u 2 15 0.01u
V+ GND
3 14
C1- T1oUT
C748 1u 4 13
C2+ R1IN
5 12
C2- R1oUT
C749 1u 6 11
V- T1IN
7 T2oUT 10
8 R2IN T2IN 9
R2oUT
R919
R902
R903
R920 0
D7
R756 CP783 39
D6
0
D5
CP784 39
D4
D3
CP785 39
D2
D1
CP786 39
D0
MIC SW
Q707
DTC144EUA
LAN_CKSFT R807
10k
R808
10k
C780
CLOCK
SHIFT SW
0.01u
Q705
2SC4738(GR)F
C787
10p
A11
C782
A10
12p
B15 X702
B14 L77-1986-05
B13 RXD_D
C783 10p
B12 TXD_D
C786
B11 R774 100k
B16 SRX0_ATX0 15p
Q704
A16 STX0_ARX0 C779 2SC4738(GR)F
A15 SYS_RST
CLOCK
E20 0.01u
DREQ1 R805 SHIFT SW
E19 IC726
DREQ0 TC7SH08FU-F 10k
D19 IC726
DACK1 1 5 R806
C17 INB VCC AND GATE
DRAK0 2 10k
D18 INA
DRAK1 3 4
A18 GND oUTY
DACK0
F4
BACK
E4 L320
BREQ
STATUS1 D8 C767
D6
STATUS0 1000p
E3 CP814
CA BEEP_SW
R766
D5 3.3V
MRESET
B1 0 R780
RESET
R20
CAN1_RX/AUDATA<3> IC708 0
BU4829FVE
R19 IC708
CAN0_RX/AUDATA<2>
T20 4 3 VOLTAGE
CAN1_TX/AUDATA<1> VDD NC
2 DETECTOR
T19 SUB
CAN0_TX/AUDATA<0>
J20 R917 5 1 3.3V
RESERVED/AUDATA<3> GND VoUT
J19
RESERVED/AUDATA<2> 0
R909
K20
RESERVED/AUDATA<1>
K19 TAAD_SW
MPU ADTRG/AUDATA<0> 0
RXAD_SW
RESERVED/AUDSYNC H20
IC703
H19
RESERVED/AUDCK
D12
TDI
SH4
D10
TRST
C15
TCK
C12
TDo
C10
TMS
C8
ASEBRK/BRKACK
H18 R781 100k
MD8
H17 R782 100k
MD7
G19 R794 100k
MD6/IoIS16
G20 R783 100k
MD5
A17 R784 100k
MD4/CE2B
MD3/CE2A B17 CE2A R785 2.7k
C16 R786 100k
MD2
D17 R787 100k
MD1
D16 R788 100k
MD0
U6 R892 0 CKE
CKE CP807
W15 R893 0 RAS 100k
RAS
W6 RD/WR
RD/WR CP775
Y6 RD/CASS
RD/CASS/FRAME
CP808
Y14 WE3/DQM3
WE3/DQM3/ICIoWR CP776 100k
W14 WE2/DQM2
WE2/DQM2/ICIoRD
Y7 WE1/DQM1
WE1/DQM1
CP777 CP809 100k
W7 WE0/DQM0
WE0/DQM0/REG
C1
RDY
BS T3 R803 100k
R3 R796 100k
CS6
N3 CP778 CS5
CS5 CP810 100k
L3 CS4
CS4
Y15 R768 0 CS3
CS3 R799 100k
J4
CS2
R800 100k A10
CS1 J3 R769 0 CS1
R801 100k
R802 100k
R770 0 CS0
A9
A8
C773 0.1u
NAND GATE A7
IC710
TC7SH00FU-F
A6
4
3
GND oUTY
2
INA
1 5
INB VCC
C817 0.1u
C770 0.1u
BUFFER BUFFER
IC724 IC709
TC7SH125FU-F TC7SH126FU-F
3 4
1 5
G VCC GND oUTY
2 R772 2
INA INA
4 1 5
3 100k
GND oUTY G VCC
C785 0.1u
C859 47p C860 47p
OR GATE
C742 10u C769 10u
IC712
TC7SH32FU-F
IC704 1 5
IC707
48LC8M16A2P75I C756 48LC8M16A2P75I INB VCC
C739 2
INA
WE1/DQM1 1 54 1 54 3 4
VDD1 VSS3 0.1u VDD1 VSS3 GND oUTY
D0 0.1u 2 53 D15 D16 2 53
DQ15 DQ15 D31
DQ0 DQ0
A23 C740 3 52 C758 3 52 C784 0.1u
VDDQ1 VSSQ4 VDDQ1 VSSQ4
A22 D1 0.1u 4 51 D14 D17 0.1u 4 51 D30
DQ1 DQ14 DQ1 DQ14
50 D13 D18 5 50
A21 D2 5 D29
DQ2 DQ13 DQ2 DQ13
RD/CASS 6 49 C743 6 49 C772
VSSQ1 VDDQ4 VSSQ1 VDDQ4
D3 7 48 0.1u D12 D19 7 48 0.1u D28
DQ3 DQ12 DQ3 DQ12
D11 D20 8
CS0 D4 8 47 47 D27
DQ4 DQ11 DQ4 DQ11
C738 9 46 C755 9 46
VSSQ3 VSSQ3
VDDQ2 VDDQ2
D15 D5 0.1u 10 45 D10 D21 0.1u 10 45 D26
DQ5 DQ10 DQ5 DQ10
D14 D6 11 44 D9 D22 11 44 D25
DQ6 DQ9 DQ6 DQ9 OR GATE
D13 43 C744 12 43 C771
12 VDDQ3 VDDQ3
VSSQ2 VSSQ2
D12 D7 13 42 0.1u D8 D23 13 42 0.1u D24 IC713
DQ7 DQ8 DQ7 DQ8
TC7SH32FU-F
C741 14 41 C757 14 41
VDD2 VSS2 VDD2 VSS2 1 5
C735 WE0/DQM0 40 WE2/DQM2 15 40 INB VCC
0.1u 15 0.1u 2
DQML NC2 DQML NC2 INA
0.1u D11 RD/WR 16 39 RD/WR 16 39 3 4
WE# DQMH DQMH GND oUTY
WE#
D10 RD/CASS 17 38 R751 RD/CASS 17 38 R778
CAS# CLK CAS# CLK
18
D9 RAS 18 37 0 RAS 37 0
RAS# CKE RAS# CKE
D8 CS3 19 36 CS3 19 36
NC1 NC1
CS# CS#
C736 A14 20 35 A13 A14 20 35 A13
BA0 A11 BA0 A11 C816 0.1u
0.1u A20 A15 21 34 A11 A15 21 34 A11
BA1 A9 BA1 A9
A19 A12 33 A10 A12 22 33
22 A8 A8 A10
A10 A10
A18 A2 23 32 A9 A2 23 32 A9 NAND GATE
A0 A7 A0 A7
A17 A3 24 31 A8 A3 24 31 A8 IC723
A1 A6 A1 A6
A16 A4 30 A7 A4 25 30 TC7SH00FU-F
25 A7
A2 A5 A2 A5 1 5
A15 A5 26 29 A6 A5 26 29 A6 INB VCC
A3 A4 A4 2
C737 C754 A3 INA
A14 27 28 27 28
VDD3 VSS1 VDD3 VSS1 3 4
GND oUTY
0.1u 0.1u
SDRAM SDRAM
Note : The components marked with a dot (•) are parts of layer 1.
C850 47p
C799 0.01u
0
0
CP792 39 D18
0
D19
C841
97 64 47p
NBE3 D18
98 63 C805
VDD6 D19
99 62 0.01u
D7 VDD4
100 61 CP793 39 D20
D6 D20
60
101 D21
D5 D21
102 59 CP794 39 D22
D4 D22
103 58 D23
GND8 D23
104 57
D3 GND4
105 56 CP795 39 D24
D2 D24
106 55 D25
D1 D25
107 54 CP796 39 D26
D0 D26
108 53 D27
GND9 D27
109 52
TX25 GND3
110 51 CP797 39 D28
VDD7 D28
111 50 D29
TXEN100 D29
112 49 CP798 39 D30
CoL100 IC719 D30
113 48 D31
TXD3 LAN91C111I-NU D31
47
114
TXD2 LAN IC X25oUT
115 46 R877 10k C842
TXD1 NRDYRTN
116 45
TXD0 NLDEV 47p
C806
117 44
GND10 VDD3
118 43 0.01u
RX25 NSRDY
119 42 R878 10k
CRS100 LCLK
120 41 CS1
VDD8 AEN
121 40 R884
RXD3 NVLBUS
122 39 0
RXD2 GND2
123 38 R869 330
RXD1 ARDY
124 37 0
R870
RXD0 NADS
125 36 R871 10k
RX_DV WNR
126 35 R872 10k C843
RX_ER NCYCLE
127 XTAL1 34 R873 10k 47p
NDATACS
128 XTAL2 33 C807 J700
VDD2
0.01u 14
R817 R886 12
220
820 11
8
R954 0 L317 7
6
R955 0 5
4
R956 0 R875 3
R957 0 L318 L33-1500-05 2
1
24.9 10
R888
R876 L33-1500-05 9
13
220
24.9
C800 0.01u
CHASSIS
GND
EEPROM
R830 IC720
AT93C4610SU1.8
100k
EECS 1 8
CS VCC
EESK 2 7
SK DC
EEDo 3 6
DI oRG
EEDi 4 5
Do GND
C802 0.1u
CONTROL SW IC721
TC7SH08FU-F
Q706
DTC114EUA 4 3
GND
oUTY
2
INA
5 1
VCC INB
AND GATE
C812
0.1u
C791 0.1u
OCTAL BUFFER
IC714
TC7MA244FK
1 20
1oE VCC
R821 2 19
1A1 2oE
0 3 18
2Y4 1Y1 R835
4 17
1A2 2A4
5 16 0 RESET_CF
2Y3 1Y2
WE0/DQM0 6 15 R833
1A3 2A3
REG
7 14 0
2Y2 1Y3
8 13 WAIT_CF
1A4 2A2
R/B/iREQ 9 12 A10_CF
2Y1 1Y4
10 11 R/B/iREQ_CF
GND 2A1
C795 0.1u
OCTAL BUFFER
IC715
TC7MA244FK
1 20
1oE VCC
2 19
1A1 2oE 18
A05_CF 3 A09_CF
2Y4 1Y1
4 17 A5
1A2 2A4
A04_CF 5 16 A08_CF
2Y3 1Y2
6 15 A4
1A3 2A3 14
A03_CF 7 A07_CF
2Y2 1Y3
8 13 A3
1A4 2A2
A02_CF 9 12 A06_CF
2Y1 1Y4
10 11 A2 C809 0.1u
GND 2A1
OR GATE
C792 0.1u
IC722
TC7SH32FU-F
CD2 1 5
INB VCC
OCTAL BUFFER 2
INA
IC716 3 4
GND oUTY
TC7MA244FK
1 20
1oE VCC
WE2/DQM2 2 19
2oE
1A1
A01_CF 3 18 IORD
2Y4 1Y1
WE1/DQM1 4 17 A1 CD1
1A2 2A4
A00_CF 5 16 WE_CF
2Y3 1Y2
RD/CASS 6 15 A0
1A3 2A3
14 D11_CF
CE2A_CF 7 RD_CF
2Y2 1Y3 D03_CF
CS5 8 13 CE2A
1A4 2A2 D12_CF
IOWR 9 12 CE1A_CF
2Y1 1Y4
10 11 WE3/DQM3 D04_CF
GND 2A1
D13_CF
J701
D05_CF
C790 0.1u 26 1
D14_CF
27 2
D06_CF
28 3
D15_CF
29 4
D07_CF
30 5
CE2A_CF
31 6
CE1A_CF 32 7
IORD
33 8
RD_CF
34 9
OCTAL BUFFER
IOWR 35 10
IC717 WE_CF
TC7MA245FK 36 11
R834 R/B/iREQ_CF
1 20 100k 37 12
DIR VCC A10_CF
38 13
D15 2 A1 oE 19 A09_CF
D14 3 18 D15_CF A08_CF 39 14
A2 B1
D13 4 17 D14_CF A07_CF 40 15
A3 B2
D12 5 16 D13_CF RESET_CF
A4 B3 41 16
D11 6 15 D12_CF WAIT_CF
A5 B4 42 17
D10 7 14 D11_CF 43 18
A6 B5
D9 8 13 D10_CF A06_CF
A7 B6 44 19
D8 9 12 D09_CF
A8 B7 A05_CF 45 20
10 11 D08_CF
GND B8 A04_CF
46 21
A03_CF
47 22
A02_CF 48 23
C793 0.1u
A01_CF
49 24
A00_CF
50 25
REG
OCTAL BUFFER
D00_CF
IC718
D08_CF
TC7MA245FK R832
100k D01_CF
1 20
DIR VCC D09_CF
D7 2 19
A1 oE
D6 3 18 D07_CF D02_CF
A2 B1
4 D10_CF
D5 17 D06_CF
A3 B2
D4 5 16 D05_CF
A4 B3
D3 6 15 D04_CF
A5 B4
D2 7 14 D03_CF
A6 B5
D1 8 D02_CF
B6 13
A7
D0 9 12 D01_CF
A8 B7
10 11 D00_CF
GND B8