Kenwood NXR-800 Service Manual page 149

A B
NXR-800
SCHEMATIC DIAGRAM 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
1 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
EXT_EXiST 7 R324 0 EXT_EXiST
oX_SDA R929 0 oX_SDA
8
REF_EXiST R325 0 REF_EXiST
9
iMP_H_L 10 R930 0 iMP_H_L
REF_iN_oUT 11 R326 0 REF_iN_oUT
GND 12
oX_SDi2 13 R327 0 oX_SDi2
GND 14
oCXo_VR_EN 15 R328 0 oCXo_VR_EN
GND 16
oCXo_oN 17 R329 0 oCXo_oN
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
GND 30
oX_SDo2 31 R336 0 oX_SDo2
GND 32
3.3V
oX_SCLK2 33 R337 0 oX_SCLK2
33MPU 34 L315 33MPU
GND
35
GND 36
2
R404
R361 R391
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
REFERENCE AMP
R396
0
33MPU
BUFFER
IC727
TC7SH126FU-F
1 5
G VCC
2
INA
3 4 R913
GND oUTY
0
J703 L326
R397
L327
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
B RE G VCC
100 8 1 R360 0 2 R393
3 VCC R INA
3 4 0
GND oUTY
RS-485 DRIVER/RECIEVER
C420 0.1u
CN401
GND 1 CHASSIS GND
GND 2
FRAME 12.5Hz
RX_PWR_SAVE 3 R363 0 RX_PWR_SAVE
oCXo_ST_R 4 R364 0 oCXo_ST_R
oCXo_ST_G 5 R365 0 oCXo_ST_G
VoLUME_IN 6 R366 0 VoLUME_IN
PWR_ST_R 7 R931 0 PWR_ST_R
MOD_D_OUT 8 R367 0
GND 9
RX_AUDIO_D 10 R368 0
BEEP 11 R369 0
MIC_D_IN 12 R370 0
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
SCM_EN 17 R933 0 SCM_EN
AF_MUTE 18 R373 0 AF_MUTE
iNSP_SW 19 R948 0
EVOL_DATA 20 R374 0 EVOL_DATA
PTT_AM16C
21 R946 0
EVOL_CLK 22 R375 0 EVOL_CLK
GND 23
EVOL_LD 24 R376 0 EVOL_LD
TAAD_SW 25 R916 0 TAAD_SW
TA_SW 26 R377 0 TA_SW
BEEP_SW 27 R378 0 BEEP_SW
PATH_SW 28 R379 0 PATH_SW
RXAD_SW 29 R380 0 RXAD_SW
MiC_SW 30 R381 0 MiC_SW
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
4
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_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
5 RADIO_ERR 28 R350 0 RADIO_ERR
29
GND
ADSP_CK_SFT 30 R352 0 ADSP_CK_SFT
TRUNKiNG 31 0 TRUNKiNG
R353
32 R354 0 A16C_CK_SFT
A16C_CK_SFT
BER_DAT 33 R949 0 BER_DAT
BER_CLk 34 R950 0 BER_CLK
GND 35
SYS_RST 36 R356 0 SYS_RST
CN300
R302
33MPU
0
DC50
RESET_D
2nd IF 456kHz
3.3V 3.3V R388
L324
0
VOLTAGE CONTROL SW
DETECTOR
Q303
DTA144EUA
VOLTAGE
C379 REGULATOR
0.1u
5.0V
33CF_CoNT
IC329
BA33DD0WT
VOLTAGE
REGULATOR
3.3V
L314
33SH
33SH_CoNT
6
132
X53-414
C
R484
33MPU-2
0
R516 47k
C516 R517 47k
R518 47k
1000p
oCXo_ST_G
H6 C1 D_A3
VSS2 A2
D_D6 H5 C2 D_A7 oCXo_ST_R 103
DQ6 A6
D_D4 H4 C3 D_CS1 D_D7 104
DQ4 A18 D_D6 105
D_D3 H3 C4
DQ3 NC2
D_D1 H2 C5 D_A11 D_D5 106
DQ1 A10
FLASH MEMORY D_D4 107
H1 C6 D_A15
VSS1 IC314 A14
D_A0 G6 D1 D_A2 D_D3 108
DQ15/A-1 A1
G5 D2 D_A6 D_D2 109
R417 DQ13 A5 D_D1 110
G4 D3
VCC NC3
G3 D4 D_D0 111
0 DQ11 NC4
R489 0 112
G2 D5 D_A12
DQ9 A11 P117
D_RD G1 D6 D_A16 113
oE A15 P116
R491 0 114
P115
R492 0 115
P114
R493 0 116
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
3.96V 3.3V VoLUME_IN R502 0 125
P102/AN02
R503 0 126
P101/AN01
VOLTAGE 127
AVSS
DETECTOR R504 128 P100/AN00
Lo_VoL_DET27
IC308
0
XC61CN2702N
Hi_VoL_DET
FRAME_SW
L310
C515 1u
0 10u 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
R418 C466 0.1u 4 13
AGND 1k TC7SET126FU-F
3.54V C507 LE
R411 100k REFERENCE 5 RFINB 12 4 3
4.91V DATA oUTY GND
4.7k C453 AMP 0.01u 6 RFINA 11 2
Q304
2SC4738(GR)F C508 7 CLK 10 C523 INA
0.01u AVDD 5 1
R424 C467 CE VCC G
R440 22 0.1u 8 REFIN 9
DGND 0.1u
C509
680 2.90V 0.01u
R432 22 IC320
1u IC315 TC7SET126FU-F
C461 0.01u R439 22 ADF4001BRUZ
12.288MHz PLL 4 3
R438 10 oUTY GND
2 PLL_12_SDo4
INA
C468 0.1u C524
5 1
4.90V VCC G
0.1u
Q305
2SC4738(GR)F IC321
3.15V TC7SET126FU-F
REFERENCE AMP
4 3
C465 L311 L312
2.50V R485 oUTY GND
2 PLL_12_SCLK4
R408 0 PLL_GND 0.01u 1.5u 1.5u C525 INA
10 5 1
VCC G
R409 0 CP_GND
0.1u
50MPU
IC313
INVERTER
TC7WU04FK-F
R421 C462 R433 1 8 R452 10
1A VCC
10 0.01u 1M 2 7 R453 10 TX_DSP_CLK
3Y 1Y
3 6
2A 3A
4 5 R678
R454 10
GND 2Y
0
FRAME_DET FRAME_DET
33MPU 33MPU
33MPU_A
TX_CoSDTo R431 0
IC309
TX_DSP_CLOK
AK4550VTP
TX_CoSDTi 9 8
SDTI SDTo 33MPU
TX_CoLRCK 10 7
LRCK DEM1
11 6
MCLK DEM0
TX_CoSCLK 12 5
SCLK VDD
TX_CoPWAD 13 4
PWAD VSS
TX_CoPWDA 14 3 C528
PWDA AINL
15 AoUTL 2 10u
16 AINR 1
AoUTR
VCoM
A13
A19
CODEC A12
MOD_D_OUT A20
B11
EARTH_4 CVSS9
A11
RX_AUDIO_D DVDD5
D10
D6
MiC_D_IN C575 C10
D7
CHASSIS 0.01u B10
GND D8
A10
D9
D9
D10
R446 R460 C9
33MPU EMU0_D D11
0 47k B9
D12
R951 D_D4 A9
HD4
R461 EMU1_D D8
100k
D13
47k C8
D14
B8
BUFFER D15
D_D5
IC728 A8
HD5
TC7SH126FU-F B7
CVDD6
4 3 C576 A7
oUTY GND CVSS10
2 D_RD 0.01u C7
INA HDS1
5 1 D7
VCC G DVSS8
D_WR A6
HDS2
B6
DVDD6
C6
C834 C577 A0
D6
0.1u 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 33MPU
R487
0
A13
A19
A12
A20
B11
CVSS9
A11
DVDD5
D10
D6
C588 C10
D7
0.01u
B10
D8
A10
D9
D9
A/D D10
CONVERTER C9
D11
B9
IC312 D12
ADCS7476AIMF
D_D4 A9
ADSCLK 4 3 C501 0.1u R469 HD4
D8
SCLK VIN D13
ADSDO R425 0 5 2 47 C8
SDATA GND D14
ADCS 6 1 R442 68k R449 68k
CS VDD B8
D15
D_D5 A8
C494 0.1u HD5
B7
R423 0 C495 1u C590 CVDD6
A7
CVSS10
D_RD C7
0.01u HDS1
D7
DVSS8
D_WR A6
HDS2
B6
DVDD6
C6
C591 A0
D6
A1
0.01u A5
A2
B5
A3
D_D6 C5
HD6
D5
33CF A4
A4
A5
B4
A6
C4
A7
A3
VOLTAGE A8
REGULATOR
B3
A9
IC306 C3
BA15BC0FP CVDD7
A2
1.5V
R389 L325 C592
33SH 1 3 B2
IN oUT
0 GND 0.01u
2
C527
VOLTAGE 10u
REGULATOR IC307
XC6201P152PR
33MPU R390 3 1 15DSP R406 15DSP_1 R505 15DSP_3
VIN VoUT
0 VSS 0 0 R547
2 47k
33SH
DC SW D300
3.0V
1SS388F
33SH R403
Q302 0
2SA1955A-F
POWER SW
Q301
DTC114EUA
DC SW
D E
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
MPU P54/HLDA
52 R710 100k
IC325 P55/HoLD
R656
3625MGP396GP 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
BEEP
X301
R566 CLOCK
L77-1984-05 SHIFT SW
0
Q307 Q308
2SC4738(GR)F C549 C552 2SC4738(GR)F
R560 R604
12p 15p
10k 10k
CLOCK
SHIFT SW
33SH
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
DSP DVDD4 M17
L7 R627 0 TX_DSP_RDY VSSQ11
HRDY
IC324 N7 N17
VSSQ12
BFSX2 U5
M7 R609 0 TX_CoLRCK VSSQ13
BFSX0 U8
VOCODER N6 C583
CVDD4 VSSQ14
U10
TX 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 A19
N4 R910 R713 10
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
DSP AND GATE TC7SH08FU-F
L7 R630 0 RX_DSP_RDY
HRDY
IC323 N7 RX_DSP_RDY 1 5
BFSX2 INB VCC
M7 R621 0 TX_DSP_RDY 2
INA
RX BFSX0 3 4
N6 C597 0.01u GND oUTY
CVDD4
M6 R641 0 RX_HiNT
HINT
L6
CVSS7
K6 DSP_HRDY
BCLKX2
N5 R623 0
BCLKX0
M5
BDR2
L5 D_A3
HCNTL1
K5 BD_2_1
BDR0 SRAM
N4
BFSR2 IC700
M4
BFSR0 62167DV30LL55
L4 R690 0 A16 1 48 A17
BCLKR2 A15 A16
K4 A15 2 47
BCLKR0 A14 BYTE
N3 3 46
A14 A13 VSS2
DVSS5
HCNTL0 M3 D_A2 A13 4 A12 45 D15
I/o15/A20
N2 R635 0 ADSCLK A12 5 44 D7
A11 I/o7
A11 6 43 D14
N1 A10 I/o14
A10 7 42 D6
A9 I/o6
D13
A9 8 41
A8 I/o13
BER A20 9 40 D5
R636 0 ADCS A19 I/o5
10 39 D12
ADSDO NC I/o12
RD/WR 11 38 D4
WE I/o4
12 37
CE2 VCC
13 36 D11
DNU I/o11
WE1/DQM1 14 35 D3
BHE I/o3
WE0/DQM0 15 34 D10
BLE I/o10
A19 16 33 D2
A18 I/o2
15DSP_3 D9
A18 17 32
A17 I/o9
A8 18 31 D1
A7 I/o1
A7 19 30 D8
A6 I/o8
A6 20 29 D0
A5 I/o0
21 28
A5 A4 oE RD/CASS
A4 22 27
A3 VSS1
A3 23 26 CS4
A2 CE1
A2 24 25 A1
A1 A0
15SH
33BU
33CF
F G
R960
0
PC CONTROL
CN713
EARTH_3
C750
1u
RS-232C
DRIVER/RECIEVER
IC705
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
R756
0
MIC SW
Q707
DTC144EUA
LAN_CKSFT
A11
A10
B15
B14
B13 RXD_D
B12 TXD_D
B11 R774 100k
B16 SRX0_ATX0
A16 STX0_ARX0
A15 SYS_RST
E20
DREQ1
E19 IC726
DREQ0 TC7SH08FU-F
D19 IC726
DACK1 1 5
C17 INB VCC AND GATE
DRAK0 2
D18 INA
DRAK1 3 4
A18 GND oUTY
DACK0
F4
BACK
E4
BREQ
STATUS1 D8 C767
D6
STATUS0 1000p
E3 CP814
CA BEEP_SW
R766
D5 3.3V
MRESET
B1 0
RESET
R20
CAN1_RX/AUDATA<3> IC708
BU4829FVE
R19
CAN0_RX/AUDATA<2>
T20 4 3
CAN1_TX/AUDATA<1> VDD NC
2
T19 SUB
CAN0_TX/AUDATA<0>
J20 R917 5 1
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
MD8
H17
MD7
G19
MD6/IoIS16
G20
MD5
A17
MD4/CE2B
MD3/CE2A B17 CE2A
C16
MD2
D17
MD1
D16
MD0
U6 R892 0 CKE
CKE
W15 R893 0 RAS
RAS
W6 RD/WR
RD/WR CP775
Y6 RD/CASS
RD/CASS/FRAME
Y14 WE3/DQM3
WE3/DQM3/ICIoWR CP776
W14 WE2/DQM2
WE2/DQM2/ICIoRD
Y7 WE1/DQM1
WE1/DQM1
CP777
W7 WE0/DQM0
WE0/DQM0/REG
C1
RDY
BS T3
R3
CS6
N3 CP778 CS5
CS5
L3 CS4
CS4
Y15 R768 0 CS3
CS3
J4
CS2
CS1 J3 R769 0 CS1
R770 0 CS0
C773 0.1u
NAND GATE
IC710
TC7SH00FU-F
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
C859 47p C860 47p
C742 10u C769 10u
IC702
29PL127JKCDB
IC704
IC707
C732 1 RESET 56 48LC8M16A2P75I C756 48LC8M16A2P75I
C739
WP/ACC
1000p 2 RY/BY 55 WE1/DQM1 1 54 1 54
WE VDD1 VSS3 0.1u VDD1 VSS3
A1 3 54 D0 0.1u 2 53 D15 D16 2 53
A0 NC3 DQ15 DQ15 D31
DQ0 DQ0
A2 4 53 A23 C740 3 52 C758 3 52
A1 A22 VDDQ1 VSSQ4 VDDQ1 VSSQ4
A3 5 52 A22 D1 0.1u 4 51 D14 D17 0.1u 4 51 D30
A2 A21 DQ1 DQ14 DQ1 DQ14
A4 50 D13 D18 5 50
6 51 A21 D2 5 D29
A3 A20 DQ2 DQ13 DQ2 DQ13
A5 7 50 RD/CASS 6 49 C743 6 49 C772
A4 oE VSSQ1 VDDQ4 VSSQ1 VDDQ4
A6 8 49 D3 7 48 0.1u D12 D19 7 48 0.1u D28
A5 NC2 DQ3 DQ12 DQ3 DQ12
D11 D20 8
C858 47p 9 48 CS0 D4 8 47 47 D27
VCC1 CE DQ4 DQ11 DQ4 DQ11
D0 10 47 C738 9 46 C755 9 46
C733 0.1u DQ0 VSS2 VSSQ3 VSSQ3
VDDQ2 VDDQ2
D1 11 46 D15 D5 0.1u 10 45 D10 D21 0.1u 10 45 D26
DQ1 DQ15 DQ5 DQ10 DQ5 DQ10
D2 12 45 D14 D6 11 44 D9 D22 11 44 D25
DQ2 DQ14 DQ6 DQ9 DQ6 DQ9
D3 13 44 D13 43 C744 12 43 C771
DQ3 DQ13 12 VDDQ3 VDDQ3
VSSQ2 VSSQ2
14 43 D12 D7 13 42 0.1u D8 D23 13 42 0.1u D24
VSSQ1 DQ12 DQ7 DQ8 DQ7 DQ8
C734 15 42 C741 14 41 C757 14 41
VCCQ1 VSSQ2 VDD2 VSS2 VDD2 VSS2
C735 WE0/DQM0 40 WE2/DQM2 15 40
D4 0.1u 16 41 0.1u 15 0.1u
DQ4 VCCQ2 DQML NC2 DQML NC2
D5 17 40 0.1u D11 RD/WR 16 39 RD/WR 16 39
DQ5 DQ11 WE# DQMH DQMH
WE#
D6 18 39 D10 RD/CASS 17 38 R751 RD/CASS 17 38 R778
DQ6 DQ10 CAS# CLK CAS# CLK
18
D7 19 38 D9 RAS 18 37 0 RAS 37 0
DQ7 DQ9 RAS# CKE RAS# CKE
20 37 D8 CS3 19 36 CS3 19 36
VSS1 DQ8 NC1 NC1
CS# CS#
21 36 C736 A14 20 35 A13 A14 20 35 A13
NC1 VCC2 BA0 A11 BA0 A11
A7 22 35 0.1u A20 A15 21 34 A11 A15 21 34 A11
A6 A19 BA1 A9 BA1 A9
A8 23 34 A19 A12 33 A10 A12 22 33
A7 A18 22 A8 A8 A10
A10 A10
A9 24 33 A18 A2 23 32 A9 A2 23 32 A9
A8 A17 A0 A7 A0 A7
A10 25 32 A17 A3 24 31 A8 A3 24 31 A8
A9 A16 A1 A6 A1 A6
A11 A16 A4 30 A7 A4 25 30
26 31 25 A7
A10 A15 A2 A5 A2 A5
A12 27 30 A15 A5 26 29 A6 A5 26 29 A6
A11 A14 A3 A4 A4
C737 C754 A3
A13 28 29 A14 27 28 27 28
A12 A13 VDD3 VSS1 VDD3 VSS1
0.1u 0.1u
FLASH MEMORY SDRAM SDRAM
H I
Note : The components marked with a dot (•) are parts of layer 1.
C781 0.1u
NAND GATE
IC711
TC7SH00FU-F
4 3
oUTY GND
2
INA
5 1 C850 47p
VCC INB
C799 0.01u
R919 0
R902 0
CP792 39 D18
R903 0
D19
C841
R920 0 97 64 47p
NBE3 D18
98 63 C805
VDD6 D19
D7 99 62 0.01u
CP783 39 D7 VDD4
D6 100 61 CP793 39 D20
D6 D20
60
D5 101 D21
CP784 39 D5 D21
D4 102 59 CP794 39 D22
D4 D22
103 58 D23
GND8 D23
D3 104 57
CP785 39 D3 GND4
D2 105 56 CP795 39 D24
D2 D24
106 55 D25
D1
CP786 39 D1 D25
D0 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
R807 115 46 R877 10k C842
TXD1 NRDYRTN
116 45
10k TXD0 NLDEV 47p
R808 C806
117 44
GND10 VDD3
10k 118 43 0.01u
RX25 NSRDY
C780 119 42 R878 10k
CLOCK
SHIFT SW CRS100 LCLK
0.01u 120 41 CS1
VDD8 AEN
Q705 121 40 R884
2SC4738(GR)F RXD3 NVLBUS
C787 122 39 0
RXD2 GND2
10p 123 38 R869 330
RXD1 ARDY
124 37 0
R870
RXD0 NADS
C782 125 36 R871 10k
RX_DV WNR
12p 126 35 R872 10k C843
X702 RX_ER NCYCLE
127 XTAL1 34 R873 10k 47p
L77-1986-05 NDATACS
128 XTAL2 33 C807 J700
VDD2
C783 10p
0.01u 14
R817 R886 12
C786 220
820 11
8
15p
R954 0 L317 7
Q704 6
C779 2SC4738(GR)F R955 0 5
4
R956 0 R875 3
CLOCK R957 0 L318 L33-1500-05 2
0.01u
R805 SHIFT SW 1
24.9 10
R888
10k R876 L33-1500-05 9
13
R806 220
24.9
10k
L320 C800 0.01u
CHASSIS
GND
R780
0 EEPROM
IC708
VOLTAGE R830 IC720
AT93C4610SU1.8
DETECTOR
100k
EECS 1 8
3.3V 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
R781 100k oUTY
2
R782 100k INA
5 1
R794 100k VCC INB
R783 100k
R784 100k AND GATE
R785 2.7k
C812
R786 100k
R787 100k
0.1u
R788 100k
CP807
100k
C791 0.1u
CP808
100k
OCTAL BUFFER
CP809 100k IC714
TC7MA244FK
1 20
1oE VCC
R821 2 19
R803 100k 1A1 2oE
R796 100k 0 3 18
2Y4 1Y1 R835
4 17
CP810 100k 1A2 2A4
5 16 0 RESET_CF
2Y3 1Y2
WE0/DQM0 6 15 R833
1A3 2A3
R799 100k REG
7 14 0
2Y2 1Y3
R800 100k A10 8 13 WAIT_CF
1A4 2A2
R/B/iREQ 9 12 A10_CF
R801 100k 2Y1 1Y4
10 11 R/B/iREQ_CF
R802 100k GND 2A1
C795 0.1u
OCTAL BUFFER
IC715
TC7MA244FK
1 20
1oE VCC
A9 2 19
1A1 2oE 18
A05_CF 3 A09_CF
2Y4 1Y1
A8 4 17 A5
1A2 2A4
A04_CF 5 16 A08_CF
2Y3 1Y2
A7 6 15 A4
1A3 2A3 14
A03_CF 7 A07_CF
2Y2 1Y3
A6 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
C785 0.1u C790 0.1u 26 1
D14_CF
27 2
D06_CF
OR GATE 28 3
D15_CF
IC712 29 4
D07_CF
TC7SH32FU-F 30 5
1 5 CE2A_CF
31 6
INB VCC
2 CE1A_CF 32 7
INA
3 4 IORD
GND oUTY 33 8
RD_CF
34 9
OCTAL BUFFER
C784 0.1u 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
OR GATE D8 9 12 D09_CF
A8 B7 A05_CF 45 20
10 11 D08_CF
GND B8 A04_CF
IC713 46 21
A03_CF
TC7SH32FU-F 47 22
1 5 A02_CF 48 23
INB VCC C793 0.1u
2 A01_CF
INA 49 24
3 4 A00_CF
GND oUTY 50 25
REG
OCTAL BUFFER
D00_CF
IC718
D08_CF
TC7MA245FK R832
100k D01_CF
1 20
C816 0.1u 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
NAND GATE A3 B2
D4 5 16 D05_CF
A4 B3
IC723 D3 6 15 D04_CF
A5 B4
TC7SH00FU-F D2 7 14 D03_CF
A6 B5
1 5 D1 8 D02_CF
INB VCC B6 13
2 A7
INA D0 9 12 D01_CF
A8 B7
3 4 10 11 D00_CF
GND oUTY GND B8