Kenwood NX-800 Service Manual page 39

A B
TX-RX UNIT X57-8990-XX(-10(NX-800(K),-11(NX-800H(K),-13(NX-800H(K2)), XC1-0990-10(NX-800(K2)) (A/2)
(K)
R:13.57V
T:13.09V
(K)
(HK)
R:13.6V R:13.57V
T:12.84V T:13.07V
(HK) IC405,D407,409
* L401
R:13.6V DC/DC
T:12.84V
CONVERTER
L402 (50M)
L92-0179-05 +B
I C 4 0 5
C 4 01 L403 LT1616ES6-PBF
1000u
2 5 L92-0179-05 4 S H D N
L404 FB 3
5 V I N 5.01V
G N D 2 D409
6 S W 1 S S 3 8 8 F 50M
SURGE REVERSE BooST 1
ABSORPTION PROTECTION L33-1496-05
L405
22uH
VOLTAGE
REGULATOR (33M)
4.99V 3.32V
33A
I C 4 0 8
5.01V XC6204B332M-G 3.29V 3.29V
Q416
SSM6L05FU-F
1 V I N 33A_2
VOUT 5
2 V S S
3 C E
N C 4
0V DC SW
(50IF) 1.88V
R440
VOLTAGE SBC_2
REGULATOR (33A)
1k 50MC
1 S S 3 0 1 F Q412
D412 D408
1.57V R429 2SA1955A-F
DISCHARGE(33A,33M,CE) 1 0 k
0V
Q410
SSM3K15TE(F)
VOLTAGE
DETECTOR(BINT) REVERSE CURRENT Q410.412
PREVENTION
DC SW
(OR 33M/SBC 2) (50MC)
50M R 4 4 9 15M
4 V S E N
22 3.89V
(K) VIN 3 1.49V
R:3.62V
VSS 2
T:3.50V 5 C D
(HK) VOLTAGE
VoUT 1
R:3.63V REGULATOR (15M)
T:3.43V
XC6108C23CM-G
I C 4 0 1
IC409
XC6205B152P-G
3.31V
33M
SCTAM1
Q404,402 Q405 Q406,411 33BU
2SA1955A-F
DC SW DC SW 3.31V
(SB) (33BU) Q411
2SA1955A-F
0V
D401 DC SW R422
Q406 10k 2.97V
OVER DC (SCTAM1) D410
SUPPLY
PROTECTION 1 S S 3 8 8 F
0V
C415
UPA672T-A
470p /BINT
SB
/RST
D410 D411
(K) VOLTAGE
Q404 R:13.55V REVERSE REVERSE
T:13.02V REGULATOR (80C)
MTM981400BF CURRENT CURRENT
(HK) PREVENTION PREVENTION
R:13.59V IC403 (BACK UP BATTERY) (33BU)
T:12.80V NJM78M08FA-ZB R:8.03V 7.84V
T:7.97V
33
1 R:0V 80C R435
I N o U T 3 Q407 T:7.96V
12A02CH R434
0V 80T
LTC014EEBFS8
Q402 L T C 0 1 4 E E B F S 8
D403 R 4 2 3 Q413
4.7k
1SS416 D406
R:8.01V
0V REVERSE CURRENT T:0V IC410
PREVENTION(BLVL)
Q407,413 DC DC
CONVERTER
(K) DC SW
R:1.73V VOLTAGE (80T) (150C)
Q 4 0 1 T:1.66V
(HK) REGULATOR (50C) DSW W_/N
LTC014EEBFS8 R:1.76V
T:1.67V IC404
D403 4.99V
R408 TA7805F-NQ
REVERSE 1.88V 33C
CURRENT 1 I N O U T 50C
1 0 k 2 Q409,415
PREVENTION GND
3 DC SW(50R)
Q401 R:4.96V
Q409 T:0V
SW(OVER DC 1 2 A 0 2 C H
SUPPLY 50R
PROTECTION) Q415
R425 LTC014EEBFS8
4 . 7 k
IC406 R:0V
VOLTAGE I C 4 0 6 T:4.96V
Q403 REGULATOR (33C) TK71733S 3.30V
E41-1682-05 LTC014TEBFS8
C N 4 0 3 1 V I N 33C
VoUT 5
R401
2 G N D
1 1M
3 o N / o F F
2
N P / V R E F 4
IC407
DC SW
(IGN) VOLTAGE IC407 3.28V
REGULATOR (33GPS)
1 V I N 33GPS
VOUT 5
2 V S S
3 C E
NC 4
XC6204B332M-G
1.48V 3.31V R 6 9 8 0
DGND
DGND
R532 1 0 0
R533 0
15M_1 15M_1
33M_1 33M_1
A[16]
A[17]
NC
A13 A19 M 1 2
NC R536 0
A12 A20 N 1 2
NC
B11 CVSS9 L 1 1
C503 R537 0
A11 DVDD5 H D 1 M 1 1
DVSS7 CVDD5
0.1u D[6] D10 D6 N 1 1
BCLKX1 INT3
D[7] C10 D7 CVSS8 L 1 0
D[8] INT2
B10 D8 M 1 0
D[9] INT1
A10 D9 N 1 0
D[10] INT0
D 9 D10 K 9
D[11] N M I
C 9 D11 L 9
D[12] HBIL
B 9 D12 M 9
IACK NC
A 9 HD4 N 9
D[13] D 8 D13 BDX2 K 8
R538
D[14] C 8 D14 BDX0 L 8
100k R539
R501 D[15] B 8 D15 H D 0 M 8
DSP
/SCRST A 8 HD5 D V S S 6 N 8
C 5 1 6 0.1u
C504 B 7 CVDD6 D V D D 4 K 7
R540 1 0 0
0.1u A 7 CVSS10 HRDY L 7
IC502
/RD C 7 HDS1 B F S X 2 N 7
B F S X 0 R541 1 0 0
D 7 DVSS8 M 7 C517
C V D D 4
/HDS2 A 6 HDS2 N 6
C506 HINT 0.1u
B 6 DVDD6 M 6
0.1u A[0] C V S S 7
C 6 A0 L 6
A[1] BCLKX2
D 6 A1 K 6
A[2] BCLKX0
A 5 A2 N 5
A[3] BDR2
B 5 A3 M 5 1 0 0 k
HCNTL1
C 5 HD6 L 5 R544
A[4] D 5 A4 BDR0 K 5
A[5] A 4 A5 B F S R 2 N 4
A[6] B 4 A6 B F S R 0 M 4
HCNTL0
A[7] C 4 A7 BCLKR2 L 4
CVDD7 BCLKR1
A[8] A 3 A8 A21 C V S S 6 BCLKR0 K 4
A[9] B 3 A9 DVSS9 D V S S 5 N 3
100k
C505 C 3 M 3 R 5 4 2
0.1u A 2 N 2 R543 0
NC
B 2 N 1
100k
D
R 6 8 5
33M_1
15M_1
DGND DGND
1 u 3.31V
C515
A[16]
A[0]
A[16] G 4 A16
VCC1 D 6
A[15]
G 5 A15 VSS1
D 1
G 1 A[15] G 6 D[1]
33M o E A15 D6 DQ3 D Q 1 C 6
D[9] G 2 A[11] A[9] A[5]
D Q 9 A11 H 1 A9 A 5
D5 C 4
D[11] G 3 D Q 1 1 A[19] A[10] H 2 IC503
A19 D4 A10 N C 1 NC
3.31V A[20] C 3
G 4 V C C A20 A[11] H 3 D[5]
D3 A11 D Q 5 C 1
D[13] G 5 A[5] A[12] D[0]
D Q 1 3 A 5 D2 H 4 A12 SRAM(BGA) D Q 0
D[15] A[1] B 6
G 6 D Q 1 5 A 1 A[13] H 5 A[7]
IC501 D1 A13 A 7 B 5
H 1 A[14] A[14] A[4]
V S S 1 A14 H 6 A14 A 4
C6 B 4
D[1] H 2 A[10]
D Q 1 FLASH MEMORY A10 C5
D[3]
H 3 D Q 3 A21
C4
D[4] H 4 D Q 4 A[18]
A18 C3
D[6] A[6] D[4]
H 5 D Q 6 A 6 /RST
C2
H 6 A[2]
V S S 2 A 2
C1
D
R545
R504 0
100k
D
Control (E23-1278-05) VCO (E23-1278-05) RX-IF GND
C N 5 0 6 C N 5 0 9 CN611 CN512 CN516 CN527 CN540 CN543
R548
C N 6 1 2 C N 6 1 4 0
RX-Front (E23-1278-05) RX-IF
(E23-1278-05)
CN502 CN504 C N 5 0 8 C N 5 0 3 CN505 C N 5 0 7 CN510
R550
0
TX-Module TX-Drive (E23-1278-05)
(E23-1278-05)
C N 5 1 1 C N 5 1 3 CN517 C N 5 2 0
C D
4.95V
50C R 4 3 1 0
50C
C39 3 p (B)
C 3 4 L4 * C49
47p 12n
(-92) Q3
0.92V 2SC5636
BUFFER AMP
(PLL FIN)
L 3 5
TEMP
SENCOR 33C L 3 3
PLL IC
I C 1
L M 7 3 C I M K X - 0 3.31V
R 4 0 L6 C50 R84 D7
R918 4 SMBCLK
V D D 3 C16 0.01u 0 10u 150p 0
100 (-86) 1SV282-F
5 ALERT 3.17V C17 0.01u 3.29V
G N D 2
R919 6 SMBDAT
100 A D D R 1
3.21V 4.97V R 2 9 R 3 5 L 3
3.31V 13 R25
LD/PS2 CPout1 6
C92 L31 0 0 390
VC L1 14 VCCcp2 (D)
V C C 0.01u R 6 R10 VCCcp1 5 L 4 0
15
4.7u 4.7k 0 CPout2 IC3 LD/PS1 D3-4,7-12
C 8 8 2SK1215-E(E) (-39) 4
G N D Q 1 1 16 /Fvco
o U T P U T SKY72310-362 /Fin 3 FREQUENCY CONTROL
0 . 0 1 u 0V 17
Fvco Fin R 4 1 L 7 C51 R85 D8
X 1 1 9 . 2 M H z 2
18 10u 0
L 7 7 - 3 0 1 6 - 0 5 VCCcp2 VCC 1 0 1 5 0 p 1SV282-F
(-86)
BUFFER AMP 0.64V
(19.2MHz) D 2 1
1.65V
HVC131 L 3 2 C19 100p
3.26V
R 3 330k 2ND LOCAL SW C20 100p
I C 2
3.31V C21 100p
LMC7101BIM5
R352 L 4 1
1 OUTPUT
0
V - 5 1.65V
2 V +
+ - 220k 10 10u
3 I N P U T + 4.7k
INPUT- 4 R5
C 1 1 R12
CV R27
R 1 3
BUFFER AMP
(TCXO MODULATION) 47k 4 7 k
BYPASS DIODE
D2
0.1u
C54
FC-R:7.08V
I C 4 IC5
FC-T:6.61V LMC7101BIM5 TC75W51FK(F)
RIPPLE FILTER
DA221
14.34V 13.72V 1 OUTPUT 1
Q1 R 3 6 VDD 8
R80 2SC5383-T111 R 8 1 V - 5 2
2 V+ 1 0 M - + 7
+ - R 3 4
0 0 3 INPUT+ R76 3
+ - 6
INPUT- 4 470k 1 k 4 VSS
R:3.07V
14.30V T:3.05V 5
VCO Tune
VCO MODULATION/
BUFFER AMP 1.65V
BUFFER AMP(CV)
(VCO TUNE)
$CN207
DC/DC Converter 15V
4.86V
14.34V 150C R204 C215
L406
L33-1462-05 R450 R346 47 L202 100p
68u 0 22k 560n R332 C211 L204 C 2 2 0 C 2 2 2 C 2 2 3
(-86) R207 4.35V
C208 330k 0 1 0 p 47n 47p 0.01u 0 . 0 1 u IF IC
DC SW R213 0.01u (B) (-45)
1k I C 2 0 2
0.66V
Q203 TK10931VTL-G
I C 4 1 0 2SC5636-T122
X C 9 1 0 1 D 0 9 A K - G 4.92V 1 OSC<B> R 3 4 5 C234
C 2 1 0 RFin 2 4 0 0 . 0 1 u
1 EXT 2ND LOCAL 50C 2 OSC<E>
V S S 8 BUFFER AMP(X3) GND 2 3
R 4 3 6 2 LSEN 0.1u C232 0.1u
3 MIXo
0 V o U T / F B 7 470p COMPo 2 2
3 VIN R210 1 0 4 VCC R227 100k
C C / G A I N 6 COMPi
10 C462 C225 0 2 1
4 CE/SS R338 5 AMIFi
C L K 5 NAMPo 2 0
0.1u C217 0.1u 6 AMIFdecp
R334
R 2 1 6 NAMPi 1 9
C228 0.1u 7 FMIFi C341 1u 0
AGC 1 8
4.97V 0 C218 4.7u 8 FMIFdecp1 R 2 3 0
AGCAMPo 1 7
C219 4.7u 9 FMIFdecp2 2.7k
W:2.89V RFAGCo
W:3.27V CD201 C227 1 6
W:0.02V W:0.29V 10 LIMo
L79-1850-05 RSSIo 1 5
1k * R215 82p 11 QUADi
AMSW 1 4 R228
R328 WIDE R219 12 FMDETo
Q212 AMDETo 1 3
CF201 EMD9 1 0 k 22k
L72-1017-05 CF SW
C330 R343 C331
IN oUT (W/N)
0.1u
W:0.99V 0.1u 0 D202
W:1.09V DAN235E
0.1u
C212
C358
W:0.99V 1000p
Narrow
W:1.09V
D201 CF202
L72-1021-05
DAN235E C332 R344 C333
IN oUT
CF SW
Q201 0.1u 1.5k 0.1u 3.29V
LTA014EEBFS8 (W/N)
Q201-202
SW(W/N)
CF203
W:0V L72-1040-05
Q202 W:3.29V R310 R229 C 3 3 4
LTC044EEBFS8 o U T IN
0 1k 0.1u
IC511
TC7SH08FU-F 3.31V
R 9 1 5
BUFFER AMP 3.31V 1 INB
VCC 5
(18.432MHz) 2 INA 0
D 5 0 3
X502 3 GND
oUTY 4
4 Q L77-3015-05 1SS416
VSS 3 0.01u
C530 REVERSE
5 VDD 3 o U T P U T CURRENT
XT 2 GND 2
6 XTN AND PREVENTION
INHN 1 D (PCS RF/HD2) (PCS RF)
R594
4 V C C
SM5023CNDH-G V C 1
1 k
IC508
@C-FRE
C531
3.29V
D 0.1u
1k D
R577
MCDIAF
/MCCSAF
22
R569 A4 E12
B4 E11
NC
32K A10 E10
C623
A12 L5
XTALI
/RINT D 0.01u B11 CKo XTALo DVDIo6 P6
32I
/HINT A11 USRCKI DGND3 DVDIo5 P11
DSPCK
MCSCKAF A[20] H18 ADD0 DGND2 DVDIo4 L14
A[15]
J18 ADD1 DGND1 DVDIo3 H14
A[17] DVDIo7
FSDET K18 ADD2 DVDIo2 E13
C518 A[12]
L18 ADD3 DVDIo1 E7
A[10] M5
1u /SCREQ M18 ADD4 DVDD10
A[5] N5
N18 ADD5 DVDD9
/DINT A[1] J17 ADD6 P9
DVDD8
/SYMTIM A[6] K17 ADD7 P10
DVDD7
/DWUP A[2] M17 ADD8 N14
DVDD6
A[7] N17 ADD9 M14
DVDD5
R558 A[14] P17 ADD10 G14
A[19] DVDD4
100k BER_DATA K16 ADD11 F14
DVDD3
1 0 0 MCDICN A[18] L16 ADD12 E9
A[13] DVDD2
0 /HINT M16 ADD13 E8
DVDD1
A[9] P16 ADD14 GPIo11 B5
A[4]
J15 ADD15 GPIo10 C6
A[11]
/HRDY K15 ADD16 GPIo9 B6
A[16]
/BFSX2 M15 ADD17 GPIo8 A6
A[8]
/MCCSXCN N15 ADD18 GPIo7 U8
A[3] R8
P15 ADD19 GPIo6
R7
D[5] J16 ADD20 GPIo5
1 0 0 k D[2] H15 ADD21 T7
GPIo4
R696 D[3] G17 DT0 V10
BER_CLK MCU GPIo3
D[4] H16 DT1 U9
GPIo2
D[6] G15 DT2 V9
SCMIS0 GPIo1
D[7] F18 DT3 T9
GPIo0
MCDOCN D[1] F17 DT4 C11
SIMRST
/SCBFS G16 DT5 D12
IC510 SIMCK
/MCCSRCN D[8] E18 DT6 C12
SIMDT
SCBCK D[15] E17 DT7 SYMTIM R5
A[0] F16 DT8 FSDET R6
D[0]
D18 DT9 TXRVE R2
/RD D17 DT10 TRAMP P3
D[11]
B15 DT11 TMoD P2
D[9] M4
D16 DT12 PSTPA
D[10] R1
C15 DT13 PSTIF
D[12] D15 DT14 N3
PSTPLL
D[14] E15 DT15 N2
RXRVE
D[13] A15 WRITE P1
RXSLT
/MCCSAF /HDS2 A16 READ L4
PSRRF
MCDOAF C624 0.01u B14 BHE M2
MCSCKCN PSRIF
C625 0.01u C14 BLE M3
PSRPLL
AMT D A13 CS4 N1
RSSIT
R 5 6 0 D13 CS3 D8
VFRM
0 /HRDY C13 CS2 VoINT D7
/WR B13 CS1 HPWR_DET MCo2 C7
RXC
/CS0 A14 CS0 PCB_Ver MCCS2 D10
/CS3 B12 HRADY MCCK2 C8
3.31V /CS2
D14 HDS2 MCCR1 D9
DELAY B7
TXD0 R18 TXD0 MCCX1
C9
IC505 RXD0 T18 RXD0 MCo1
B8
T C 7 S H 0 8 F U - F RTS0 R16 RTS0 MCI1
CTS0 R15 CTS0 A7
1 INB MCCK1
TXD1 U15 TXD1 TXD2 MCI0 B10
V C C 5 MCCK0 MCCS0
2 INA RXD1 T15 RXD1 RXD2 B9
TXD3 AGCDAC MCo0
TXD2 V15 D11
3 GND
oUTY 4 RXD2 V14 A8
T14 R3
D C522
0.01u
L904 0.1u
RXD3 C541
D
L92-0162-05 I2CCK 10u 6.3
I2CDT C542
RESET(MCU)
3.31V D R701
IC506 100k
/RST
1 V I N
VoUT 4 C533 C626 0.01u C704
C627 0.01u
0.1u 3p
C628 0.01u
D D R687 4.7k C535 R 6 9 1
2 V S S R692
CD 3 R688 4.7k 10u
32K 6.3
ASIC TEST
R610
XC6109C29AN-G
D R503 1k 1k
IC504
R V 5 C 3 8 6 A
1 32KOUT X501 IC509
2 SCL VDD 1 0 L77-1802-05 TC7WT125FUF
3 SDA oSCIN 9 1 G 1 4.99V
oSCoUT V C C
8 8
4 INTRB 2 A 1 G2
5 VSS C L K C 7 3.31V 7
6 AIO7
INTRA 3 Y 2 ASIC JTAG
Y1 6
C521 0.01u 4 G N D
L523 A2 5
D RTC L92-0162-05 BUFFER AMP
D (BER CLK/BER DATA)
AIO6
Digital GND
R916 0 R 5 3 4 0 L518
R562
R917 0 C 6 3 0
0
0 . 1 u
D D IC507
TC7SH126FU-F
R565 C828
D501
1 G
0 R574 V C C 5 1SS388F 100p
2 INA
0 C 6 2 0 D502
3 GND
0 . 0 1 u oUTY 4 1SS388F
D D
C527 0.01u
AVR (E23-1278-05)
D
C N 5 4 2
D
CN549
Option20pin
E F
1.44V
R:3.21V
T:0V
L 1 9 R58
220n (-92) 180
C66
RX VCO
* C 5 9 6p (B) C74
* L 1 8 BUFFER AMP
(RF) RF PRE DRIVE AMP RF DRIVE AMP
(G) 0.5p 1.19V D101,205
1.79V Q102
(B) BUFFER AMP R:2.14V T/R SW R:0V Q101 2SC5455-A
(VCO) 1.14V
Q10 T:4.26V T:4.94V 220 100p 2SC5108(Y)F
0.74V C86 R158 R160 R69 D101 C101 R103 C104 R106 C105 C109
2SC5636
R62 C79 C82
7p 0 0 0 HVC131 1000p 5 . 6 100p 0.87V 6p 0.52V
(B)
R:0V 150k 7p (B) 33p 0.15V
T:3.47V
* L21 * R153 4.80V
Q5-6 3.94V
(-92)
Q9
TX VCO VCO C 6 9
2SC5636
5p
* C58 * L17 (B) C 7 6
7.60V
(G) 0.5p
(B)
50C L36 R:2.81V
T:0V
50R 4.7k
R261
TX
MODULATION
S D
Q7
VCO MOD
SSM6L05FU-F Q8
4 3 G SSM3J05FU-F
R56
C 5 5 R49 5 2
80T
470k 6 1 80T
1u 68k
6.3 4.75V
$CN204
Q7,8
T/R SW * L213 * L215
1.65V
(VCO)
R82 R83 (-92) (-92)
1.76V C272 C275
0 0 C267 * R273
R339 C344
4.98V Q208 7p 2p 18
R:0.02V 47 (B) (B)
Q4 4.21V 100p 2SC5636 (B)
50C T:3.31V 1.20V
2SC5383-T111
RIPPLE
FILTER
4.87V
BUFFER AMP
(LOCAL)
1st
MIXER
C258
4.34V 470p
0.74V C248
4.33V IC204 AK1224
R237 0.01u
47k $CN205
D207-210
C240 R245 L234
XF202
330n 9 VARI-CAP TUNE
Q204 0.01u 150k 0.01u L71-0649-05 (-14) L210 VDD2 LoINN 4
2SC3356(R23)
Q205 C246 L233 R256 oUT IN C262 L212 10
VDD3 VSS2 3
2SC3356(R23) 220n 220 3 6 0.01u 820n 11 IFoUTN
0.74V (-14) 4 3
Q204-205 VSS1 2 C279 R277 * R279 C281 * C286
5 2 12 IFoUTP RFIN
1st L214 1
18p (G) 0 470p (B)
IF AMP 6 1
820n
R234
10k
R238
5
V S S 4 BUFFER AMP
1 0 k 6 (RSSI/VAGC)
3
7
2
8 V D D
1
TC75W51FK(F)
IC203
RIPPLE FILTER
150C
R A G C V A G C
C365 C366
1000p 1000p
IF_DET
C748
R753 C742 R766
5 6 k 0.1u 100k 0.1u C762 0.1u
C763 0.1u
3.28V
D704,705
AF DETECTOT Q704
C710 (LIMIT)
0.1u 2SC4738(GR)F
0.01u C744
D704 R784
IC708 RB706F-40
TC7W53FK(F) 150k
3.31V
1 CoMMoN 47k
3.28V VCC 8
2 INH R767
1.63V C729 0.1u
CH0 7 R768
C707 IC706 3 VEE
MIC R716 TC75W51FK(F) CH1 6
C547 0.1u 1.63V 4 GND 47k R787
0.1u 10 0 D705
C548 0.1u 1 A 5 RB706F-40
R725 270k
C549 0.1u R722 68k VDD 8 Q705
2 R779 2SA1832(GR)F
C550 0.1u - + 7 AF SW 470k
6 8 k 1.63V 3 R748 (TXO/TXI) 1.62V 1.62V
C551 0.01u + -
6 0 C764 R786 C773
C552 1u 4 VSS 1.63V
5
22p 39k 0.1u
C554 0.1u
C555 0.1u
LPF/SUM AMP 3.28V
C556 0.1u
C557 0.1u /SCSW
C558 0.1u
C559 0.01u VREF
C560 1u IC702
TC75W51FK(F) 1.63V
1.48V D
1.65V 1.63V 5
L511
C701 R705 R714 VSS 4 R773 680k
MOD 6 1.62V
/H_L 3
3.3u 6.3 100k 100k R739 R745 C757 15p
SBC 7
2 0 100k R774 470k
PBSHIFT 8 VDD SUM AMP
1 1.62V C815 10u R775 82k (AI/TONE/MI1/MI2)
R680 1k /(MOD/DI)
R731
BSHIFT 1.63V C816 10u 1.63V
LPF(MOD)
R681 1k 0
D /INAMT
C720 0.1u
R622 1k 3.28V
R682 1k
R683 1k
33A_2
/OVRB
D
/INT25P
SQ VOLTAGE
R618 1k /IGN
CONTROL
R619 1k C621 0.01u /PSW
R755
R620 1k /BINT
DA2S101 10k
R621 0 /SYMTIM D702
R729
FSDET 100k
TXC ASQDET
D
3.28V C722 4 7 p
DSW
/PRST
BRF/BUFFER
W_/V
MODEL 100k AMP(SQ)
1.5k
R623 MM R 7 6 0
MM2 C740
DAC
/T_R 4700p
RXC D703
C734
NC RB706F-40
15k SW(W/N)
SCBSY R707 C716 0.01u
ASQAPC Q702
R615 0 /DWUP 2SC4617(Q) NOISE
220p
R616 0 /DINT R727 DETECTOR(SQ) VREF
NOISE
* R922 270k AMP
C718
* C928
Q701 220p
$R848
0.01u C629 D SSM3K15TE(F) VREF
1.62V
/MCCSRCN D IC703 3.28V
/MCCSXCN
TC75W51FK(F) 33A_2
MCDOCN
MCDICN 1
VDD 8
MCSCKCN 2
- +
/MCCSAF R703 R712 7 R744 C735
3 R737
MCDOAF + - 6
10k 68k 47k 4 7 k 4.7u 1
MCDIAF 4 VSS
5
MCSCKAF 2
1.62V -
/SCSW 3
LPF MOD_REF
(APC/DEO)
$R923 4 VSS
C717 0.1u TC75W51FK(F)
D D
R617 1k PLD IC701
TC75S51FE(F) 3.28V 3.28V
SUM AMP
1 I N + (AF)/VREF
C708
1200p VDD 5
D 1.64V 2 V S S 1.62V
3.28V
R706 33k RXAF C702 R704 R713 3 I N -
1u 6.3 5 6 k 56k oUT 4
1.62V R738
2 2 k 5 A IC710
100k GND 4 TC7W53FK(F)
R728 1k 0.01u
6 CH1 R764
0 VEE 3 C745 120k R776 330k 1 CoMMoN
7 CH0
LPF(RXAF) INH 2
C749 C752 R777 2 INH
8 VCC 0.1u 0.01u 150k
CoMMoN 1 3 VEE
TC7W53FK(F) R756 R758 C747 R771 C753 R778 4 GND
IC707 15k 10k 0.01u 100k 0.01u 390k
RXAF/RXEI SW
AF SW
(AI TONE OPT9/VREF)
R785
R782 10k
15k
R769 Q703
4.7k SSM3K15TE(F)
TONE SW
C817
0.01u
R506
D
470k
Option26pin
DISPLAY UNIT(X54-368X-XX) CN901
G
* IC102
K,K2 :RA30H4047M123
HK,HK2:RA55H4047M123
(K)
FC-H:3.77V
FC-L:3.34V
(HK)
FC-H:3.71V
L117 TH1 FC-L:3.37V
(K)
FC-H:13.01V
FC-L:13.38V
(HK)
FC-H:12.80V
FC-L:13.25V
* C121
R126
* L104
39 ANTENNA
* C118 (-92) R121 R127 C136
SWITCH
* R116 0 39 C186 R92-1061-05
470p * D103 L112 L113 L114 R152
CM73F2H121J
0
D104
R:0V
L407CDB
T:1.59V
R:0V
7.92V T:0.78V
D108 D109
L102 D110
HSM88AS-E
HSM88AS-E HSM88AS-E D108-110
PM DRAIN BIAS POWER
PROTECTION DET
R117 DSW
ANTENNA
SWITCH
10k FC-H:2.32V
FC-L:0.81V
Gate Bias
+B
RX
80T
R142
100k
IC101 IC103
TA75W01FUF TA75W01FUF
1 1
VCC 8 VCC 8
2 2
- + - +
7 * R136 7
3 R134 3
+ - 6 100k + - 6
R147
4 VEE 4 VEE
5 5 100k
Q105
C134 470p C158 470p
LTC014EEBFS8
AUTO
POWER CONTROL AUTO 2SK1830F
POWER CONTROL Q106
R140
100k
Q105-106
SW
(RF PWER H/L)
8.01V
D212-213
3.37V
VARI-CAP TUNE
* C291 * C296 R294 C301 * R354 * R360
LNA
(B) (B) 0 7p (B) * C315 R313 R317 * C310 * C335 C319 C323 C324 * C326 * L228
2.62V
Q210 (B) 0 0 3p (B) 8p 5p (B) (G)
(B) (-92)
NESG240034
FL:1.60V
FC:3.69V
FH:5.64V
14.33V BUFFER AMP
R303
(BPF TUNE)
100k
IC207 FL:3.70V
Q209 BD7542FVM FC:6.16V
2SC5383-T111 FH:9.21V
1
VDD 8
2
7
- +
3
6
4 VSS + -
5
C302 0.1u
C289 1000p
IC715
LA4425A
DTI
TXI
TXO
Q704,705 R825 C801 C802
10k 1u 1u R828
LIMIT
0 R831 0
33A_2
0V
MM2 330u 16
R823 C92-0906-05
C806
4.7k
/INAMT
MUTE(MI2) Q709
C794 Q710
MI2 LTC014EEBFS8 DTC363EU
Q707 10u
10 AF
MUTE(MI1) 2SJ243-A 3.26V DC SW
Q706 MUTE
R796 C782 2SJ243-A C795
C787 MI1 HOR
10k 0.1u 10u 10 10u 10 PA
3.25V
SPO
VREF
R662 470k
/INT25P R663 470k D512
ME
50C LINE
PROTECTION
(AID9)
R:3.31V C591
T:0V 0.01u
MM IC514
R797 C783 R806
TC7WBD125AFK 4.98V
330k 0.1u 5.6k 1 oE1
R789
VCC 8
0 C784 I2CCK 2 A1
R798 oE2 7
I2CDT AO2 TX-RX UNIT (X57-8990-XX,
680k 0.1u 3 B2 19 SCL P12
B1 6 12
4 GND 20 AO1
A2 5 SDA P11 11
AIO9
21 VCC I/O P10
EXPANDER 10
4.98V 22 INT
GND
LEVEL SHIFT IC517 9
23 AIO8
(I2CCK/I2CDT) A1 PCA9535RGE P07 8
50C 24 AIO7
SDO0 A2 P06
SCK0 7
REVERSE
/EVCS 33M
CURRENT
PREVENTION
(OR G RXD2)
R664 100k
1k R665 100k
RXD2 D506 R651 R666 100k
1.62V
VREF R667 100k
1SS416 D511 1k R668 100k
D507 R842 R669 100k
C776 1u 6.3 LINE
3.28V PROTECTION
1SS416
C777 1000p G_RXD2 (RXD2)
33A_2
1.62V REVERSE
CURRENT
CN600
PREVENTION
(OR RXD2)
AIO6
AIO6 AUXIO6/BER CK 1
OPT10 C598 1000p 30
AIO7 AIO7 2
SW C599 1000p 29 AUXIO7/BER DT
50C AIO1
Q708 AUXIO1 3
IC513 4.98V C600 1000p 28
2SA1832(GR)F C799 OPT10 TC7SET08FU-F AIO2
C601 1000p AUXIO2 4
0.1u 27
1 INB RXD2/DI 5
VCC 5 26
TXD2 2 INA AIO3
R836 OPT10SEL AUXIO3 6
R644 C602 1000p 25
0 33k 0 3 GND 7
C789 4.7u R818 R821 oUTY 4 24 TXD2/AUXIO9
DEO 0 AIO4
AUXIO4 8
C790 10u DI C603 1000p 23
AIO8 9
D707 100 C604 1000p 22 AUXIO8
C813 10u D706 R822 50C AIO5
MC2850 AUXIO5 10
C605 1000p 21
IC513 D508 AIO9 R654
LINE AUXIO9/CTS 11
PROTECTION BUFFER AMP LINE 0 20
3.28V (TXD2) PROTECTION AO1 12
(DI) EMZ6.8N EMZ6.8N C606 1000p 19 AUXO1
TXD0 13
18
LINE AO2 14
PROTECTION C607 1000p 17 AUXO2
1.62V R810 (DEO) OPT6 RXD0 15
16
VDD 8 1k
15 GND 16
+ 7 ME
ME 17
+ - AO SW 14
6
MI2 18
5 5 A 13
DEO 19
GND 4 C608 100p 12 DEO
6 CH1
VEE 3 GND 20
IC711 7 CH0 11
50C 21
1.62V INH 2 C797 C609 1000p 10 50C
8 VCC AO
CoMMoN 1 DI/RTS 22
0.1u 9
R790
TC7W53FK(F) C610 100p AFO 23
220k SB F501 8
C788 IC713 SB 24
7
F53-0352-05
3.28V 0.1u SB 25
R650 6
DI 26
4.98V 5 SB
0
50C SB 27
4
VCC 8 28
AFO BUFFER 3 SB
CH0 7 IC714
SB 29
TC75S51FE(F) 2
CH1 6 R792 LEVEL SHIFT
(RXDO/CTSO) NC/RSSI 30
A 5 1 IN+ 1
1k VDD 5 33M A
2 VSS
CN901
3 IN- IC516
0.1u 82k oUT 4
1 G1
C775 R791 C785 R805
0.1u 560k 47p R819 VCC 8
2 A1 RXD0
G2 7
C792 0.1u 0 3 Y2 TXD0
C798
100k Y1 6
R814 4 GND
A2 5
CTS0
TC7WH126FU-F
50MC 9 R2oUT
R2IN 8
1SS416 10 T2IN
RXD0 D509
T2oUT 7
26P_RD 1SS416 D510 11 T1IN C614 1u 25
V- 6
C615 1u
D509-510 12 R1oUT 25
REVERSE CURRENT C2- 5
RXD3 5.01V CTS0 13 R1IN
PREVENTION C2+ 4
RTS0
14 T1oUT C616 1u 25
C1- 3
C590 0.01u 5.01V 15 GND C613 1u 25
LEVEL SHIFT
(TXDO/RTSO) V+ 2
50MC 16 VCC
4 o U T Y C1+ 1
GND 3 IC515
ADM202EARNZ
D504 INA 2 1 G1 IC518
C825 5 V C C VCC 8
2 A1
100p INB 1
1SS416 G2 7 RS-232C DRIVER
3 Y2
TC7SET08FU-F Y1 6
IC512 4 GND
A2 5
TC7WT126FU-F
CN597
H I
NX-800/800H(K,K2)
APPENDIX
(SCHEMATIC DIAGRAM X57-8900-XX,XC1-0990-10)
1
2
3
CN705
1 SB
2
SPI
3 SPO
4 PA
5 HOR
C810
6 GND
470p
EXT.SP
J701
4
XC1-0990-10) (B/2) :D-SUB25
D-Sub25
A
R902 100
C911 100p
R903 100
C912 100p
R904 470
C913 100p
R905 470
C914 100p
C915 100p
R906 470
C916 100p
27
R907 470 13
C917 100p
R908 470 25
C918 100p 12
24
R909 470 11
C919 100p
R910 470 23
10
C920 100p 22
R911 470
C921 100p 9
21
8
R912 470 20
C909 100p 7
19
6
R913 470 18
C910 100p 5
17
4
16
3
L901 15
2
14
1
26
A A A A J901
L902 A 5
D905-906
OVER DC SUPPLY
PROTECTION
A D909,913
A A A REVERSE CURRENT
PREVENTION(SB)
R901 R914
470 470
D910,914
QSX6 QSX6 OVER DC SUPPLY
Q902
Q901 PROTECTION
Q901-902
A A
DC SW
(AUXO1,AUXO2)
6