Kenwood NXR-700 Service Manual page 195

CONTROL UNIT2 (X53-4140-XX)
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
BER_CLK
GND 2
REF_SW2 3 R322 0 REF_SW2
WP(SYS-RST) R927 0 SYS_RST
4
REF_SW 5 R323 0 REF_SW
oX_SCL R928 0 oX_SCL H6
6
EXT_EXiST R324 0 EXT_EXiST VSS2
7 D_D6 H5
DQ6
oX_SDA 8 R929 0 oX_SDA D_D4 H4
DQ4
REF_EXiST 9 R325 0 REF_EXiST
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
DQ13
GND 14 R417
G4
oCXo_VR_EN R328 0 oCXo_VR_EN VCC
15 0 G3
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 22 33MPU
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
DETECTOR
GND 32
oX_SCLK2 3.3V R337 0 oX_SCLK2 IC308
33 XC61CN2702N-G
33MPU 34 L315 33MPU
GND 35
GND
36
R404 L310
10u
0
R418 C466
3.54V
R411 100k 4.91V
4.7k C453
Q304
2SC4738F
0.01u
R424 C467
680
2.90V 0.01u
R408 0
33MPU
BUFFER
IC727 R421 C462
TC7SH126FU-F
10 0.01u
1 5
G VCC
2
INA R913
3 4
GND oUTY
0
J703 L326
R397 FRAME_DET
L327 33MPU
IC302 0
R318
ISL8485EIBZ
BUFFER
J702 5 4 R357 0
100 GND D IC304
6 3 R358 0 TC7SH125FU-F
A DE TX_CoSDTo R431
R319 7 2 R359 0 1 5 33MPU
B RE G VCC
8 1 R360 0 2
100 R393 IC309
VCC R INA 0
3 4 AK4550VTP
GND oUTY
TX_CoSDTi 9
SDTI SDTo
RS-485 DRIVER/RECIEVER
C420 0.1u TX_CoLRCK 10
LRCK DEM1
CN401 11
MCLK DEM0
GND 1 TX_CoSCLK 12
CHASSIS GND SCLK
GND 2 FRAME 12.5Hz
TX_CoPWAD 13
RX_PWR_SAVE 3 R363 0 RX_PWR_SAVE PWAD
TX_CoPWDA 14
PWDA AINL
oCXo_ST_R 4 R364 0 oCXo_ST_R
15 AoUTL
oCXo_ST_G 5 R365 0 oCXo_ST_G AINR
16
6 R366 0 VoLUME_IN AoUTR
VoLUME_IN VCoM
PWR_ST_R 7 R931 0 PWR_ST_R
MOD_D_OUT 8 R367 0 CODEC
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
19 R948 0
iNSP_SW 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
EVOL_LD 24 R376 0 EVOL_LD 4 3
oUTY GND
2
TAAD_SW 25 R916 0 TAAD_SW
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
5
1
G VCC
SW 2
INA
Q309 3 4 PTT_SH
SSM6N16FE-F GND oUTY
1 6
2 5 R936 100k
3 4 R935 470k
R934 470k
CN402
1 R340 0 Hi_VoL_DET
Hi_VoL_DET
GND 2
50MPU_A_GND 3 L301 R395 0
4 L302 R394 0
50MPU
50MPU_A_GND 5 5.0V
DC50 6 L303 DC50
DC50 7
DC50 8
9
DC50
3.3V
33MPU_A_GND 10 L304 33MPU_A_GND
33MPU 11 L305 33MPU
33MPU 12
33MPU
33MPU_A_GND 13 5.0V
50MPU_A 14 3.3V L306 50MPU_A
33MPU_A 15 L307 33MPU_A
33SH 16 L300 33SH
17 R341 0
50MPU_CoNT 50MPU_CoNT
NC 18 R342 0
E_PTT_SH 19 R343 0 E_PTT_SH
SC_SH 20 R344 0 SC_SH
GND 21
22 R345 0 SRX0_ATX0
SRX0_ATX0
STX0_ARX0 23 R346 0 STX0_ARX0
GND 24
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
GND 29 CONVERTER
30 R352 0 ADSP_CK_SFT
ADSP_CK_SFT IC312
TRUNKiNG 31 R353 0 TRUNKiNG ADCS7476AIMF
A16C_CK_SFT 32 R354 0 A16C_CK_SFT ADSCLK 4
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
35
GND
SYS_RST 36 R356 0 SYS_RST
R423 0
CN300 R302
0 33MPU
DC50
2nd IF 456kHz RESET_D
33CF
3.3V 3.3V R388
L324
0
VOLTAGE
REGULATOR
VOLTAGE
CONTROL SW
DETECTOR
Q303 BA15BC0FP
LTA044EUBFS8
33SH R389 1
IN
VOLTAGE 0
C379 REGULATOR
0.1u
5.0V
33CF_CoNT
* IC329
VOLTAGE
REGULATOR
VOLTAGE
REGULATOR XC6201P152P-G
33MPU R390 3
VIN
3.3V
0
L314 33SH
33SH_CoNT
33SH
33SH
RT1N141M-T111
R484 33MPU-2
0
R516 47k
C516 R517 47k
R518 47k
1000p
oCXo_ST_G
C1 D_A3
A2 oCXo_ST_R 103
C2 D_A7
A6
C3 D_CS1 D_D7 104
A18
D_D6 105
C4
NC2
C5 D_A11 D_D5 106
FLASH MEMORY A10
C6 D_A15 D_D4 107
A14
IC314 D_D3 108
D1 D_A2
A1
D2 D_A6 D_D2 109
A5
D_D1 110
D3
NC3 D_D0 111
D4
NC4
D5 D_A12 R489 0 112
A11
113 P117
D6 D_A16 P116
A15
R491 0 114 MPU
P115
R492 0 115
P114 IC325
R493 0 116
30625MGP490GU
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
Lo_VoL_DET27 R504 128 P100/AN00
0
Hi_VoL_DET
FRAME_SW
0.1u
REFERENCE
AMP
R440 22
BEEP
R432 22
R566
0
Q307
2SC4738F C549
R560
12p
10k
CLOCK
SHIFT SW
33SH
IC313
INVERTER
TC7WU04FK-F
R433 1 8 R452 10
1A VCC
2 7 TX_DSP_CLK
1M R453 10
3Y 1Y
3 6
2A 3A
4 5 R454 10 R678
GND 2Y
0
FRAME_DET
33MPU
33MPU_A
0
TX_DSP_CLOK
8
33MPU
7
6
5
VDD
4
VSS
3 C528
2 10u
1
A13
A19
A12
A20
B11
EARTH_4 CVSS9
A11
DVDD5
D10
D6
C10
C575
CHASSIS 0.01u D7
B10
GND D8
A10
D9
D9
D10
R446 R460 EMU0_D C9
D11
B9
0 47k
D12
D_D4 A9
R461 HD4
EMU1_D D8
D13
47k C8
D14
B8
D15
D_D5 A8
HD5
B7 DSP
CVDD6
C576 A7
CVSS10 IC324
D_RD C7
0.01u
HDS1
D7
DVSS8 VOCODER
D_WR A6
HDS2
TX
B6
DVDD6
C6
C577 A0
D6
A1
0.01u
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
A12 A19
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
HD4
3 C501 0.1u R469
D8
D13
2 47 C8
D14
1 R442 68k R449 68k B8
D15
D_D5 A8
C494 0.1u HD5
B7
CVDD6 DSP
C495 1u C590
A7
CVSS10 IC323
D_RD 0.01u C7
HDS1
D7
DVSS8 RX
D_WR A6
HDS2
B6
DVDD6
C6
C591
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
IC306
C3
CVDD7
1.5V A2
3 L325 C592 B2
oUT
0.01u
GND
2
C527
10u
IC307
1 15DSP R406 15DSP_1 R505 15DSP_3 15DSP_3
VoUT
VSS 0 0 R547
2 47k
DC SW D300
3.0V
15SH
1SS388F
R403 33BU
33CF
Q302 0
2SA1955A-F
POWER SW
Q301
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
56 EVOL_DATA S700
S79-0473-05
P131
55 R653 0 EVOL_CLK R702 47k
P132
54 R703 47k
P133
R709 100k
53 R673 47k
P54/HLDA R710 100k
52
P55/HoLD
51 R656 R674 47k
P56/ALE
50 0 R657 0 DSP_HRDY
P57/RDY/CLKoUT
49
P134
48
P135
47 R660 0 AMP_SW
P136
46 R661 0 AF_MUTE
P137
C818 0.1u
45 R667 0 BER_EN
44 R668 0 D_iNT
BUFFER
43 TXD_D
IC725
42 RXD_D SW TC7SH126FU-F
41 D701 4 3
oUTY GND
40 1SS388F 2
INA
39 R672 5 1
VCC G
47k
C565 10u
C566 1000p
PWR_ST_R
X301
CLOCK
L77-1984-05 SHIFT SW
Q308
C552 2SC4738F
R604
15p
10k
C722 1000p
C723 1000p
R720 10 A3
DSP_RST VDD-CPG
R721 0 B20
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
R605 0 V11
N12 TX_CoPWAD VDDQ16
V12
L11 R606 0 VDDQ17
M11 D_D1 V16
VDDQ18
HD1 V18
N11 R624 47k C585 0.01u VDDQ19
CVDD5 B2
L10 R648 0 FRAME_T
INT3 VSS-CPG
C19
M10 R649 100 VSSQ1
INT2 D9
N10 R650 47k VSSQ2
INT1
K9 R651 0 D11
INT0 VSSQ3
D13
L9 R626 47k VSSQ4
NMI D15
M9 D_A1 VSSQ5
HBIL
E17
N9 VSSQ6
IACK H4
K8 R607 0 VSSQ7
BDX2 J17
L8 R608 0 TX_CoSDTi
BDX0 VSSQ8
K4
M8 D_D0 VSSQ9
HD0 K17
N8 C584 AVSS_ADC
DVSS6
K7 M4
0.01u VSSQ10
DVDD4 M17
L7 R627 0 TX_DSP_RDY VSSQ11
HRDY N17
N7
BFSX2 VSSQ12
U5
M7 R609 0 TX_CoLRCK VSSQ13
BFSX0 U8
N6 C583 VSSQ14
CVDD4
M6 R610 0 U10
HINT 0.01u TX_HiNT VSSQ15
U11
L6 VSSQ16
CVSS7 U12
K6 VSSQ17
BCLKX2
N5 R612 0 TX_CoSCLK U16
VSSQ18
BCLKX0 W2
M5 VSSQ19
BDR2 W19
L5 D_A3
HCNTL1 VSSQ20
R712 10 A4
K5 R613 0 TX_CoSDTo VDD-PLL1
BDR0 R713 10 A19
N4 R910 VDD-PLL3
BFSR2
M4 R614 0 R714 10 B3
47k VDD-PLL2
BFSR0 R715 0 C7
L4 VDD1
BCLKR2 C14
K4 R629 0 VDD2
BCLKR0
G3
N3 VDD3
DVSS5 G18
M3 D_A2 VDD4
HCNTL0
N2 R615 0 P3
BCLKR1 VDD5
P18
N1 VDD6
V7
VDD7
V14
VDD8
R616 B4
VSS-PLL1
C3
0
R597 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
2SC4738F C703 C721
R700
10p
15p
10k
Q702
2SC4738F
33MPU CLOCK
SHIFT SW
SH_CKSFT
RTC IC
CN701
IC701
RV5C386A
CN700 1 10
32KOUT VDD
M12 X701
2 9
N12 i2C_SCL
SCL OSCIN
3 8
L11 i2C_SDA R726
SDA OSCOUT
CVSS8 M11 D_D1 4 7
HD1
N11 R926 47k C599 0.01u INTRB CLKC 0
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 IC327
DVDD4
L7 R630 0 RX_DSP_RDY AND GATE KIC7SH08FU-P
HRDY
RX_DSP_RDY 1 5
N7 INB VCC
BFSX2
M7 R621 0 TX_DSP_RDY 2
BFSX0 INA IC702
3 4 29PL127JKCDC
N6 C597 0.01u GND oUTY
CVDD4 C732
M6 R641 0 RX_HiNT 1 RESET 56
HINT
L6 2 RY/BY WP/ACC 55
CVSS7 1000p WE
K6 DSP_HRDY A1 3 54
BCLKX2 A0 NC3
N5 R623 0
BCLKX0 A2 4 53
M5 A1 A22
A3
BDR2 5 52
L5 D_A3 A2 A21
HCNTL1 A4 6 51
K5 BD_2_1 A3 A20
BDR0
SRAM A5 7 50
N4 A4 oE
BFSR2 IC700
M4 L102616LL70LI A6 8 49
BFSR0 A5 NC2
L4 R690 0 9 48
BCLKR2 A16 1 48 A17 C858 47p VCC1 CE
A15 A16
K4 A15 2 47 D0 C733 0.1u 10 47
BCLKR0 A14 BYTE DQ0 VSS2
N3 A14 3 46
DVSS5 A13 VSS2 D1 11 46
M3 D_A2 A13 4 45 D15 DQ1 DQ15
HCNTL0 A12 D2 12 45
I/o15/A20 D7 DQ2
N2 R635 0 ADSCLK A12 5 44 DQ14
A11 I/o7 D3 13 44
N1 A11 6 43 D14 DQ3 DQ13
A10 I/o14
A10 7 42 D6 14 43
A9 I/o6 VSSQ1 DQ12
A9 8 41 D13 C734
A8 I/o13 15 42
BER 9 40 D5 VCCQ1 VSSQ2
R636 0 ADCS A20 D4 0.1u 16 41
A19 I/o5 DQ4 VCCQ2
10 39 D12
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 A7 22 35
A18 17 32 D9
A17 I/o9 A6 A19
18 31 D1 A8 23 34
A8 A7 A18
A7 I/o1
A7 19 30 D8 A9 24 33
A6 I/o8 A8 A17
A6 20 29 D0 A10
A5 I/o0 25 32
A5 21 28 RD/CASS A9 A16
A4 oE A11 26 31
22 27 A10 A15
A4 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
X53-4140-XX IC329 R960
* R961 -10 NO 0
-11 (for Service) BA33DD0WT NO
PC CONTROL
CN713
EARTH_3
C781 0.1u
NAND GATE
IC711
74AHC1G00GW
C750
4 3
oUTY GND
RS-232C 1u 2
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 10
T2oUT
T2IN
8 R2IN 9
R2oUT
R919
R902
R903
R920 0
D7
R756 CP783 39
0 D6
D5
CP784 39
D4
D3
CP785 39
D2
D1
CP786 39
D0
MIC SW
Q707
RT1N441M-T111
R807
LAN_CKSFT
10k
R808
10k
C780
CLOCK
SHIFT SW
0.01u
Q705
2SC4738F
C787
10p
A11
C782
A10
12p
B15 X702
B14
L77-1986-05
RXD_D
B13 C783 12p
B12 TXD_D
C786
B11 R774 100k
B16 SRX0_ATX0 15p
A16 STX0_ARX0 Q704
C779 2SC4738F
A15 SYS_RST
0.01u CLOCK
E20 SHIFT SW
DREQ1 R805
IC726
E19
DREQ0 KIC7SH08FU-P 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
L320
E4
BREQ
D8
STATUS1 C767
D6
STATUS0 CP814 1000p
E3 BEEP_SW
CA
D5 R766
MRESET 3.3V
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 DETECTOR
T19 2
CAN0_TX/AUDATA<0> SUB
R917 5 1
J20 GND VoUT 3.3V
RESERVED/AUDATA<3>
J19 0
RESERVED/AUDATA<2>
K20 R909
RESERVED/AUDATA<1>
TAAD_SW
K19 0
MPU ADTRG/AUDATA<0> RXAD_SW
H20
IC703 RESERVED/AUDSYNC
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
B17 CE2A R785 2.7k
MD3/CE2A
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
Y14 WE3/DQM3 CP808
WE3/DQM3/ICIoWR
CP776 100k
W14 WE2/DQM2
WE2/DQM2/ICIoRD
Y7 WE1/DQM1
WE1/DQM1 CP777
W7 WE0/DQM0 CP809 100k
WE0/DQM0/REG
C1
RDY
T3 R803 100k
BS
R3 R796 100k
CS6
N3 CP778 CS5 CP810 100k
CS5
L3 CS4
CS4
Y15 R768 0 CS3
CS3 R799 100k
J4
CS2 A10
R800 100k
CS1 J3 R769 0 CS1
R801 100k
R802 100k
R770 0 CS0
A9
A8
C773 0.1u
NAND GATE A7
IC710
74AHC1G00GW A6
3 4
GND oUTY
2
INA 5
1
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
3 4 1 5
GND oUTY 100k G VCC
C785 0.1u
C859 47p C860 47p OR GATE
C742 10u C769 10u
IC712
TC7SH32FU-F
IC704 1 5
C756 IC707 INB VCC
C739 EM639165TS61G EM639165TS61G 2
INA
WE1/DQM1 54 1 54
1 VSS3 0.1u VSS3 3 4
0.1u VDD1 VDD1 GND oUTY
D0 2 53 D15 D16 2 53 D31
DQ0 DQ15 DQ0 DQ15
C740 C758
A23 3 52 3 52 C784 0.1u
VDDQ1 VSSQ4 VDDQ1 VSSQ4
51 D14 D17 4 51
A22 D1 0.1u 4 0.1u D30
DQ1 DQ14 DQ1 DQ14
A21 D2 5 50 D13 D18 5 50 D29
DQ2 DQ13 DQ13
C743 DQ2 C772
RD/CASS 6 49 6 49
VSSQ1 VDDQ4 VSSQ1 VDDQ4
D12 D19 7
D3 7 48 0.1u 48 0.1u D28
DQ3 DQ12 DQ3 DQ12
CS0 D4 8 47 D11 D20 8 47
DQ11 DQ11 D27
DQ4 DQ4
C738 9 46 C755 9 46
VDDQ2 VSSQ3 VDDQ2 VSSQ3
D15 D5 0.1u 10 45 D10 D21 0.1u 10 45 D26
DQ5 DQ10 DQ5 DQ10
D14 D6 44 D9 D22 11 44
11 DQ9 DQ9 D25
DQ6 DQ6 OR GATE
D13 12 43 C744 12 43 C771
VSSQ2 VDDQ3 VSSQ2 VDDQ3
D12 D7 13 42 0.1u D8 D23 13 42 0.1u D24 IC713
DQ7 DQ8 DQ7 DQ8 TC7SH32FU-F
C741 41 C757 14 41
14
VDD2 VSS2 VDD2 VSS2 1 5
C735 WE0/DQM0 0.1u 15 40 WE2/DQM2 0.1u 15 40 INB VCC
DQML NC2 2
DQML NC2 INA
0.1u D11 RD/WR 16 39 RD/WR 16 39 3 4
WE# DQMH WE# DQMH GND oUTY
D10 RD/CASS 17 38 RD/CASS 17 38
CAS# CLK CAS# CLK
D9 RAS 18 37 RAS 18 37
CKE CKE
RAS# RAS#
D8 CS3 19 36 CS3 19 36
CS# NC1 CS# NC1
C736
A14 20 35 A13 A14 20 35 A13
BA0 A11 BA0 A11 C816 0.1u
A20 A15 34 A11 A15 21 34
0.1u 21 A11
BA1 A9 BA1 A9
A19 A12 22 33 A10 A12 22 33 A10
A10 A8 A10 A8
A18 A2 23 32 A9 A2 23 32 A9 NAND GATE
A0 A7 A0 A7
A3 A8 A3 24
A17 24 31 31 A8 IC723
A1 A6 A1 A6 74AHC1G00GW
A16 A4 25 30 A7 A4 25 30 A7
A2 A5 A5
A2 1 5
A15 A5 26 29 A6 A5 26 29 A6 INB VCC
A3 A4 A3 A4 2
C737 C754 INA
A14 27 28 27 28 3 4
VDD3 VSS1 VDD3 VSS1
0.1u GND oUTY
0.1u
SDRAM SDRAM
R961
NO
0
C850 47p
C799 0.01u
0
0
CP792 39 D18
0
D19
C841
47p
97 64
NBE3 D18
98 63 C805
VDD6 D19
62
99 0.01u
D7 VDD4
100 61 CP793 39 D20
D6 D20
101 60 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
54
107 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
49
112 CP798 39 D30
CoL100 IC719 D30
113 48 D31
TXD3 LAN91C111I-NU D31
114 47
TXD2 LAN IC X25oUT
C842
115 46 R877 10k
TXD1 NRDYRTN
116 45 47p
TXD0 NLDEV
117 44 C806
GND10 VDD3
118 43 0.01u
RX25 NSRDY
119 42 R878 10k
CRS100 LCLK
41
120 CS1
VDD8 AEN
121 40 R884
RXD3 NVLBUS
122 39
RXD2 GND2 0
123 38 R869 330
RXD1 ARDY
124 37 R870 0
RXD0 NADS
125 36 R871 10k
RX_DV WNR
126 35 R872 10k C843
RX_ER NCYCLE
127 34 R873 10k
XTAL1 NDATACS 47p
C807
128 XTAL2 VDD2 33 J700
0.01u 14
R886
R817 12
820 220
11
8
7
L317 6
5
4
R875 L318 3
L33-1500-05 2
24.9 1
10
R876 L33-1500-05 R888
9
13
220
24.9
C800 0.01u
EEPROM
R830 IC720
AT93C46DN-SH
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
KIC7SH08FU-P
Q706
RT1N141M-T111 4 3
oUTY GND
2
INA
5 1
VCC INB
AND GATE
C812
0.1u
C791 0.1u
OCTAL BUFFER
IC714
TC74LCX244FK
1 20
1oE VCC
R821 2 19
1A1 2oE
3 18
0 2Y4 1Y1
R835
4 17
1A2 2A4
5 16 0 RESET_CF
2Y3 1Y2
WE0/DQM0 6 15 R833
1A3 2A3
7 14 0 REG
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
TC74LCX244FK
1 20
1oE VCC
2 19
1A1 2oE
3 18 A09_CF
A05_CF
2Y4 1Y1 17
4 A5
1A2 2A4
A04_CF 5 16 A08_CF
2Y3 1Y2
6 15 A4
1A3 2A3
A03_CF 7 14 A07_CF
2Y2 1Y3
13 A3
8
1A4 2A2
A02_CF 9 12 A06_CF
2Y1 1Y4 C809 0.1u
10 11 A2
GND 2A1
OR GATE
C792 0.1u
IC722
TC7SH32FU-F
CD2 1 5
INB VCC
OCTAL BUFFER 2
INA
4
IC716 3 GND oUTY
TC74LCX244FK
1 20
1oE VCC
WE2/DQM2 2 19
1A1 2oE
A01_CF 3 18 IORD
1Y1
2Y4 17
WE1/DQM1 4 A1 CD1
1A2 2A4
A00_CF 5 16 WE_CF
2Y3 1Y2
RD/CASS 6 15 A0
1A3 2A3 D11_CF
CE2A_CF 7 14 RD_CF
2Y2 1Y3
CS5 13 D03_CF
8 2A2 CE2A
1A4 D12_CF
IOWR 9 12 CE1A_CF
2Y1 1Y4 D04_CF
10 11 WE3/DQM3
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 36 11
TC74LCX245FK R834
R/B/iREQ_CF
1 20 100k 37 12
DIR VCC A10_CF
D15 2 19 38 13
A1 oE A09_CF
D15_CF
D14 3 A2 B1 18 A08_CF 39 14
D13 4 17 D14_CF A07_CF 40 15
A3 B2
D12 5 16 D13_CF RESET_CF 41 16
A4 B3
D11 6 15 D12_CF WAIT_CF
A5 B4 42 17
D10 7 14 D11_CF
A6 B5 43 18
D9 8 13 D10_CF A06_CF
A7 B6 44 19
D8 9 12 D09_CF A05_CF
A8 B7 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
TC74LCX245FK
R832
100k D01_CF
1 20
DIR VCC D09_CF
D7 2 19
A1 oE
D6 3 18 D07_CF D02_CF
A2 B1
D5 4 17 D06_CF D10_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 13 D02_CF
A7 B6
D0 9 12 D01_CF
A8 B7
10 11 D00_CF
GND B8