Kenwood NX-700 Service Manual page 107

TX-RX UNIT (X57-738X-XX) (A/2) (K) R : 13.57V (HK) R : 13.6V
∗ T : 13.14V T : 12.57V
L401 FREQUENCY D7,11,13,14 RX VCO VCO Q9 R : 3.46V T : 0V R67 (RF) BUFFER AMP R : 2.15V T : 4.23V SW T/R
CN401 L402 +B 50C 50C R42 L3 C50 R90 CONTROL D11 C67 2SK508NV(K52) 150 0.74V 1.12V 2SC5636 Q14 C98 R77 D101
L403 T : 13.14V (K) R : 13.57V (HK) T : 12.57V R : 13.6V LT1616ES6-PBF IC405 Q5 EMD9 4.62V 0 10u 470p 0 1SV282-F 33p R70 150k 22p C91 TX TX 15p C94 10p 0 HVC131
L404 4 5 VIN SHDN GND FB 2 3 5.01V T : 0.78V R : 4.96V C88 0.96V 4.79V
CN402 6 SW BooST 1 1SS388F D409 50M D6 C49 RX C57 L12 C66 D20 C68 0.5p 2SC5636 Q13 3.83V
SURGE ABSORPTION REVERSE PROTECTION L405 PLL FIN HVC131 470p 2p 68n 470p HVC131 2.03V 1000p L40 BUFFER AMP
22uH T/R SW T/R SW PLL FIN T/R SW PLL FIN 2SC5636 Q6 2.30V D8,12,15,16 R : 0V (VCO) T/R
IC405,D407,409 DC/DC Converter (50M) Q2 R : 0V T : 4.96V 0.76V BUFFER AMP (PLL FIN) FREQUENCY CONTROL TX VCO VCO Q10 T : 3.56V R66 SW
DTA114YE C36 T/R SW PLL FIN TX PLL FIN T/R SW 0.77V R43 L4 C51 R91 D12 C64 2SK508NV(K52) 120 R : 2.82V
VOLTAGE REGULATOR (33M) T/R SW PLL FIN 1000p HVC131 D5 C45 470p C56 3p L15 82n C65 470p D19 HVC131 0 10u 470p 0 1SV282-F 56p C87 50C L36 T : 0V
IC408 33A Q3 0.5p
4.99V 3.32V 5.01V 1 XC6204B332M 5 3.29V SSM6L05FU-F Q416 3.29V SSM3K15TE(F) R264
2 VSS VIN VOUT 1.88V 50MC 33A_2 50R 4.7k
3 CE NC 4 2SA1955A-F Q412 5.00V 3.89V 1.49V R352 L41 TX MODULATION
REGULATOR (33A) VOLTAGE 0V D408 (50MC) DC SW 15M 0 2SJ347F Q12
DC SW (50IF) 1SS301F 0V C54 R49
1u 12k SSM6L05FU-F Q11 (VCO) T/R SW
REVERSE CURRENT PREVENTION SSM3K15TE(F) Q410 BYPASS C55 VCO MOD R62
(OR 33M/SBC 2) DC SW (50MC) DIODE D3 0.1u 470k 4.60V
XC6108C23CMN IC401 1.57V REGULATOR (15M) VOLTAGE DA221 TC75W51FK(F) IC5 1.65V
(K) 4 VSEN 3 VIN 33M FC-R : 5.52V IC4 CV CV R28 47k 1 VDD 7 8 R92 0 R93 0 R : 0.02V
T : 3.51V R : 3.63V 5 CD VSS VoUT 1 2 2SA1955A-F Q405 3.31V SCTAM1 RIPPLE FILTER FC-T : 4.91V LMC7101BIM5 R38 10M 2 1.65V 4.98V 2SC5383-T111 Q7 4.21V T : 3.31V
(HK) R : 3.64V DC SW (SCTAM1) 0V 2SA1955A-F Q411 3.31V REVERSE 33BU R89 14.34V 2SC5383-T111 Q1 R17 13.72V 1 2 OUTPUT V- 5 R25 0 0 R30 R36 390 10k R37 R35 1k 4 3 5 6 0.87V C269
T : 3.39V DETECTOR (BINT) VOLTAGE DC SW (33BU) DC SW (33BU) (33BU) PREVENTION CURRENT 0 14.30V 0 V+ 3 4 R85 T : 3.00V R : 3.01V VSS FILTER RIPPLE R343 0 470p C359 2SC5636 Q208 10p
/BINT UPA672T-A Q406 R422 2.97V INPUT+ INPUT- 470k BUFFER AMP (CV) VCO MODULATION/ 4.87V 2.03V
0V 10k 1SS388F D410 CURRENT REVERSE (VCO TUNE) BUFFER AMP BUFFER AMP
(BACK UP BATTERY) PREVENTION (LOCAL)
BATT CHK
VOLTAGE /RST /BINT
C415 470p REGULATOR (80C) SB 2 2 2
R : 13.56V (K) T : 13.13V R : 13.59V (HK) T : 12.50V NJM78M08FA-ZB IC403 T : 8.01V R : 8.01V
1 IN oUT 3 80C L35 4.86V C215
Q404 2SJ645 2 GND Q407 R : 0V T : 7.93V 1 R346 R202 L202 100p
DC SW (SB) 12A02CH 80T 33C L33 22k 47 560n R205 R332 C210 L204 C217 C222 C223
OVER DC REVERSE 4.7k R423 DC SW (80T) TEMP 3.30V R213 C208 0.01u 330k 0 10p 47n 47p 0.01u 0.01u
PROTECTION SUPPLY CURRENT PREVENTION 0V D406 REVERSE T : 0V R : 8.01V TXC SENSOR IC2 C15 0.01u IC3 1k 0.66V 2SC5636 Q203 4.35V
Q401 D403 T : 1.71V R : 1.77V (K) PREVENTION (BLVL) CURRENT Q408 DTC114EE Q413 R918 4 LM73CIMKX-0 3 3.31V 3.17V C16 0.01u PLL IC IF IC 4.34V
DTC114EE 1SS416 1.88V Q402 (HK) R : 1.77V 12A02CH 80R I2CCK R919 0 5 ALERT SMBCLK GND VDD 2 2nd LOCAL TK10931VTL-G IC202 XF202
0V DTC114EE DC SW T : 1.63V 4.7k R424 DC SW (80R) T : 0V R : 8.01V I2CDT 0 6 SMBDAT ADDR 1 4.98V BUFFER AMP (X3) C212 1 OSC<B> RFin 24 R315 C234 R240 R250 R320 R256 oUT 58.05MHz IN R257 R321
SUPPLY SW (OVER DC (SB) REGULATOR (50C) VOLTAGE T : 8.01V R : 0V DTC114EE Q414 3.21V L31 3.32V 13 14 LD/PS2 CPout1 6 0.1u 2 OSC<E> GND 23 0 0.01u 100k 0.74V 0 0 180 3 6 0 0
PROTECTION) R408 TA7805FQ IC404 4.99V X1 (19.2MHz) BUFFER AMP C195 L1 15 VCCcp 2 CPout2 VCCcp1 LD/PS1 4 5 W : 2.89V R210 10 4 3 MIXo COMPo 22 21 R228 100k C232 0.1u Q204 RX RX C240 0.01u R247 100k C246
10k 1 IN GND oUT 2 R : 4.96V 50C VC VCC Q15 2SK1215-E(E) 0.01u 4.7u 4.7k R6 R10 0 17 16 /FVco FVco /Fin 2 3 N : 0.29V C224 R338 10k 5 AMIFi VCC 4.92V COMPi NAMPo 20 R223 2SC3356(R23) 2SC3356(R23) Q205 0.01u
DC SW (IGN) 3 Q409 12A02CH T : 0V 50R GND oUTPUT C190 18 VCCcp2 VCC Fin 1 WIDE 4.97V 0.1u C218 0.1u 6 AMIFdecp NAMPi 19 270k C351 R334 1st IF AMP 1st IF AMP 0.74V
DTC114TE Q403 R425 4.7k DC SW (50R) 19.2MHz 0.01u 0V 0.64V L72-1017-05 CF201 W : 0.99V 0 R216 C219 4.7u C227 0.1u 8 7 FMIFi AGC 17 18 1u 0 R229 22k
CN403 1 R401 R : 0V N : 1.09V W : 0.99V C330 R313 IN oUT C331 N : 1.09V C220 4.7u 9 FMIFdecp1 RFAGCo AGCAMPo 16 R232
2 1M T : 4.96V DTC114EE Q415 RXC D201 0.1u 0 0.1u (W/N) CF SW CD201 C226 82p 10 FMIFdecp2 LIMo RSSIo 15 10k
1 1.65V 270k R3 L32 C19 100p 3.27V DAN235E DAN235E D202 11 QUADi AMSW 14 50R R209 10
L406 14.34V R450 TK71733S IC406 3.30V 3.32V C20 100p Narrow CF202 L79-1850-05 R218 10k 12 FMDETo AMDETo 13 22k R226 4.95V
68u 0 1 VIN VoUT 5 33C LMC7101BIM5 IC1 C21 100p (W/N) SW CF SW (W/N) C332 R314 IN L72-1021-05 oUT C333 2.7k R215
DC SW 3 2 GND oN/oFF NP/VREF 4 TCXO MOD 1 OUTPUT V- 5 2 DTA114EE Q201 0.1u 1.5k 0.1u EMD9 Q212
33C 2 V+ 3 4 R4 C9 R9
IC410 REGULATOR (33C) VOLTAGE INPUT+ INPUT- 220k 10u 4.7k SW 1.39V 450kHz CF203
1 XC9101D09AKR 8 XC6204B332M IC407 3.28V BUFFER AMP (TCXO MODULATION) 1.65V 47k R22 Q202 (W/N) W : 0V N : 3.29V 1.39V C231 0.1u oUT
7.84V 0 R436 2 EXT LSEN VoUT/FB VSS 7 1 VIN VOUT 5 33GPS DTC144EE (2nd IF DET) BUFFER AMP
R435 10 3 4 VIN CE/SS CC/GAIN CLK 6 5 C462 470p 3 2 VSS 4
CE NC W : 3.27V
CONVERTER DC/DC (150C) VOLTAGE REGULATOR (33GPS) N : 0.02V
X57-738X-XX 0-10 K L401 NO 2 2 2 2 2 2 2
0-12 HK L92-0179-05 150C 1 1 1 1 1 1 1 1
HD2 HD2 HD2
TH1 ∗ IC102 ANTENNA X2_CLKIN X2_CLKIN X2_CLKIN
R : 0V T : 4.94V PRE-DRIVE AMP RF SWITCH ∗ D103
C102 R103 C104 R107 C105 C109 L407CDB L112 L113 L114 L115 ANT
1000p 18 470p 180 2SC5108(Y)F Q101 470p 33p RF DRIVE AMP Q102 C118 L104 33n L105 ∗ R124 D104 L407CDB 120p C165 5T 5T 5T 5T R150 0 5 3 4 4 5 3 5 4 3 5 4 3 5 3 4 4 5
1.22V 1.99V 2SC5455-A 56p TX TX C121 39n R125 ∗ C135 T : 1.60V R : 0V
0.94V 7.70V 1.76V 9p 470p 4 A16
5 1.48V 3.31V 3 /BER_EN 4 4
DET POWER POWER DET DET POWER 3 3.31V D
(K) FC-H : 3.80V 15M_1 A0
7.88V (HK) FC-L : 2.80V R : 0V 33M_1 5 3 C515 1u
FC-L : 4.22V FC-H : 4.57V T : 0.8V 4 3 R532 100 R533 0 MCDIAF 4 G4 D6 L522
PM DRAIN BIAS PROTECTION FC-H : 13.12V (K) FC-H : 12.38V (HK) FC-H : 2.04V /MCCSAF oE G1 G2 A15 D5 D6 A15 A15 A16 G6 G5 A15 A16 VSS1 VCC1 C6 D1
+B FC-L : 13.41V FC-L : 13.12V FC-L : 0.70V L501 3.31V D9 D11 DQ9 DQ11 G3 A19 A11 D4 A19 A11 A9 H1 DQ3 A9 IC503 DQ1 A5 C4 D1
6 D13 G4 G5 VCC DQ13 A20 A5 D2 D3 A20 A5 A10 A11 H2 H3 A10 A11 SRAM DQ5 NC1 C1 C3 D5
80T SWITCH ANTENNA A13 M12 D15 G6 DQ15 H1 FLASH ROM IC501 A1 D1 C6 A1 A12 H5 H4 A12 DQ0 B6 B5 D0
R140 4 B11 A12 A19 A20 DVSS7 N12 R536 0 D1 H2 DQ1 VSS1 A10 A14 C5 A14 A10 A14 A13 H6 A14 A13 A7 A4 B4
100k R126 100k C503 A11 CVSS9 DVDD5 BCLKX1 CVSS8 L11 MCSCKAF D3 D4 H4 H3 DQ3 DQ4 A21 A18 C3 C4 A18 4
AUTO POEWR CONTROL AUTO POEWR CONTROL TH2 0.1u D6 C10 D10 D6 HD1 M11 N11 C518 1u R537 0 FSDET D6 DQ6 H6 H5 A6 C2 C1 A6
NJM2904V-ZB IC101 IC103 NJM2904V-ZB D7 D8 B10 D7 D8 CVDD5 INT3 L10 INT3 D VSS2 A2 A2
80T 1 V+ 8 1 V+ 8 D10 D9 A10 D9 D9 D10 INT2 INT1 M10 N10 /DINT 3
2 7 2 7 D11 D11 B9 C9 INT0 L9 K9 /SYMTIM /WR 3 D4
3 6 R132 ∗ 100k R134 3 6 D12 D12 D8 A9 HD4 HBIL NMI M9 N9 /DWUP
4 GND 5 4 GND 5 R145 ∗ 3 D13 D14 C8 D14 D13 BDX2 IACK K8 R558 100k BDX2
L213 L215 R279 C283 (RF PWER H/L) SW C157 5 R501 100k D15 D15 A8 B8 BDX0 L8 R538 100 MCDICN R504 3 D
47n 47n 47 470p C132 470p DTC114EE Q105 470p C504 HD5 B7 CVDD6 DVSS6 HD0 M8 N8 R539 0 100k
(RF PWER H/L) SW 2SK1830F Q106 0.1u A7 CVSS10 IC502 K7 C516 0.1u 33M 5
10k R119 R138 /RD DVSS8 D7 C7 HDS1 DSP HRDY DVDD4 L7 R540 100
100k /HDS2 C506 A6 HDS2 BFSX2 N7 R541 100 /BFSX2 DELAY IC504 RTC
0.1u A0 B6 DVDD6 A0 C6 BFSX0 M7 N6 C517 0.1u /MCCSXCN TC7SH08FU-F IC505 3.31V IC506 RESET (MCU) R545 0 1 RV5C386A 10 3.31V L523 33BU
A1 A1 A5 D6 HINT CVDD4 L6 M6 R696 100k 6 1 INB 5 3.31V 1 XC6109C29ANN 4 2 SCL 32KOUT OSCIN VDD 9
2 2 2 A3 A2 A2 A3 C5 B5 BCLKX2 CVSS7 K6 BCLKX2 2 INA 3 VCC 4 VIN VoUT 3 4 SDA OSCOUT 8 7
470p C267 A4 D5 A4 HD6 BCLKX0 BDR2 N5 M5 BDR2 GND oUTY 2 VSS CD 3 5 VSS INTRB INTRA CLKC 6
A6 A5 A5 A6 B4 A4 HCNTL1 L5 R544 C522 0.01u C521
A7 A7 A3 C4 BDR0 BFSR2 K5 N4 100k MCDOCN BFSR2 D D D 0.01u
R263 L210 SWITCH ANTENNA C505 A8 A9 B3 A9 A8 BFSR0 L4 M4 /MCCSRCN 8 IC509
47 5.43V 0.1u CVDD7 A21 A2 C3 BCLKR2 BCLKR0 K4 BCLKR2 TC7WT125FUF 4.99V
4.33V IC204 SPM5001 DVSS9 B2 DVSS5 M3 N3 R542 100k 1 G1 2 A1 VCC 7 8 50C
L39-1498-05 L209 1 G1 G2 6 L39-1498-05 L214 HCNTL0 BCLKR1 N2 R543 3 Y2 6 G2 AIO7
3 2 D1 S1 4 5 1000p C279 33 R276 RX RX 1000p C282 C287 15p L223 150n C297 15p R302 0 C335 150p 1000p C311 R304 2.2k 0.88V CVSS6 N1 0 33M D 4 GND Y1 5 A2
R261 C259 D2 S2 VARI-CAP TUNE VARI-CAP TUNE 0.12V C315 R305 R322 R347 R341 C316 SCTAM1 BUFFER AMP (BER CLK/BER DATA)
0 0.01u 1st MIXER 0.93V 2SC3357-A Q210 1000p 0 0 0 0 18p 3 R685 100k AIO6
LNA 9
2 MCDOAF /MCCSAF
3 33M_1 MCSCKCN 6 6 6
FL : 1.63V TUNE VARI-CAP VARI-CAP TUNE 15M_1 R560 0 BCLKR0 BCLKR0
FH : 4.36V FC : 2.45V BCLKX0 BCLKX0
5
33A_2 100k R299 FL : 1.63V 1 1 1 2
LMC7101BIM5 IC205 LMC7101BIM5 IC206 FH : 3.86V FC : 2.45V 7 7 7 7 7 SCBSY
14.33V 1 OUTPUT V- 5 14.33V 1 OUTPUT V- 5 5
IC203 150C 0 R273 2 V+ 2 V+ BUFFER AMP
R239 TC75W51FK(F) 5 4 3 INPUT+ INPUT- 4 3 INPUT+ INPUT- 4 (OP : 20PIN BER CLK/BER DATA) IC507
10k 6 VSS 3 (BPF TUNE) BUFFER AMP (BPF TUNE) BUFFER AMP TC7SH126FU-F 3.31V SCRXD
IN R231 C334 7 2 1 2 2 INA 1 G VCC 5 SCTXD
2.2k 0.1u VDD 8 1 3 GND oUTY 4
3.29V BUFFER AMP C527
(RSSI/VAGC) 1 2 2 1 2 1 1 2 2 1 2 2 2 D 0.01u
2 0-10 X57-738X-XX K D103 NO RA30H1317M123 IC102 NO L107 47k R115 R116 22k R120 47k R123 270 39 R124 R125 39 270 R127 330k R132 R135 330k 100k R139 820k R142 R143 82k 100k R145 R146 82k C138 3.3u C139 NO 820p C162 NO C163 C167 43p C169 C171 C173 2p 0.5p 47p C174 NO C176 1.5p C177 0.5p C179 39p C182 22p C184 3p C186 0.5p 18p C188 D
1 0-12 HK L407CDB RA60H13171123 L92-0179-05 56k 18k 56k 220 47 47 220 100k 390k 120k 390k 100k 47k 120k NO 4.7u NO 9p 27p 6p 0.3p 22p 18p 5p 0.3p 36p 27p 6p 0.3p 15p CN549
HD2 HD2 HD2 HD2 HD2
X2_CLKIN R572 22 X2_CLKIN X2_CLKIN X2_CLKIN X2_CLKIN 2 2
ASQDET ASQDET
R720 R577 3.29V 0 R603 33A
3 5 4 3 100k 1k
E12 3.28V BUFFER AMP (2nd IF DET) 2nd IF BUFF
4 3 R569 22 A4 DGND2 DGND3 E11 2 2 2
5 B4 XTALo XTALI DGND1 L5 E10 C547 0.1u 33M_4 33M-4 R915 0
32K A12 A10 32I DSPCK DVDIo7 DVDIo6 P6 C548 0.1u
/RINT B11 A11 CKo DVDIo5 L14 P11 C550 0.1u C549 0.1u TC7SH08FU-F IC511 3.31V
A0 /HINT J18 H18 ADD0 USRCKI DVDIo4 DVDIo3 H14 C551 0.01u 3.31V 1 INB VCC 5 1.65V
8 A1 A2 K18 ADD1 ADD2 DVDIo2 E7 E13 C552 1u 3 2 INA 4 D503 C710 C732
A3 L18 M18 ADD3 DVDIo1 DVDD10 M5 C554 0.1u 3.31V 2 SM5023CNDH-G IC508 X502 GND oUTY 1SS416 0.01u 1.31V 1.31V 0.01u
A5 A4 J17 N18 ADD4 ADD5 DVDD9 P9 N5 C555 0.1u C556 0.1u 5 4 Q VSS 2 3 0.01u C530 3 18.432MHz 2 (PCS RF/HD2) AND REVERSW PREVENTION CURRENT
A7 A6 K17 ADD6 ADD7 DVDD8 DVDD7 P10 C557 0.1u 6 VDD XTN INHN XT 1 oUTPUT GND R594 D (PCS RF) MIC
A8 A9 N17 M17 ADD8 ADD9 DVDD6 N14 M14 C559 0.01u C558 0.1u BUFFER AMP VCC 4 VC 1 1k
A10 P17 K16 ADD10 DVDD5 DVDD4 G14 C560 1u (18.432MHz) C531
A11 A12 L16 M16 ADD12 ADD11 DVDD2 DVDD3 E9 F14 1.48V D ASQDET D 0.1u D 1.65V C701 R705 100k R714
A14 A13 P16 ADD13 ADD14 DVDD1 B5 E8 L511 15M BSHIFT BSHIFT MOD 3.3u 100k
A15 J15 K15 ADD15 GPIo10 GPIo11 C6 /H_L
A16 A17 N15 M15 ADD17 ADD16 GPIo9 B6 A6 R680 0 1 1 1 1 1
A19 A18 P15 ADD18 ADD19 GPIo7 GPIo8 U8 R8 R681 0 SBC 50C
5 4 A20 J16 H15 ADD21 ADD20 GPIo6 GPIo5 R7 D /INAMT L518
D0 H16 G17 DT0 IC510 GPIo4 T7 R682 0 R622 0 33M 80C 33GPS
D2 D1 G15 DT2 DT1 MCU GPIo3 V10 U9 R683 0 13 /SCSW
D4 D3 F18 F17 DT3 DT4 GPIo2 GPIo1 V9 D /OVRB 9
D5 G16 E18 DT5 GPIo0 T9 C11 R618 1k /INT25P
D7 D6 E17 F16 DT7 DT6 SIMCK SIMRST D12 R619 1k /PSW /IGN D501 D704,705
D8 D9 D18 DT8 DT9 SIMDT C12 R620 1k /BINT 1SS388F D (LIMIT) AF DETECTOR
D11 D10 D17 B15 DT11 DT10 SYMTIM R6 R5 R621 0 /SYMTIM C621 0.01u D 9 1 2 1SS388F D502 RB706F-40 D704
8 D12 D16 C15 DT12 FSDET TXRVE P3 R2 FSDET TXC
D14 D13 D15 DT14 DT13 TMoD TRAMP P2 /PRST DSW 9 13
/WR D15 E15 A15 DT15 WRITE PSTPA M4 R1 R623 100k W_/V D705
8 8 /RD B14 A16 READ PSTPLL PSTIF N2 N3 MM RB706F-40
C14 A13 BHE BLE RXSLT RXRVE P1 MM2 /T_R D501,502
/CS3 D13 CS4 CS3 PSRRF L4 M2 RXC LINE PROTECTION
8 /CS2 B13 C13 CS1 CS2 PSRIF PSRPLL N1 M3 6 450K 450K 450K 450K 1.62V
/CS0 A14 B12 CS0 RSSIT VFRM D8 R615 0 /DWUP PLD PLD PLD PLD 1 MIC SUM1
/HRDY /HDS2 D14 HRADY HDS2 VoINT D7 R616 0 /DINT D 13 13 13 33A-2
MCo2 C7 D10 ∗ R922 0 3.28V
TXD0 R18 T18 TXD0 MCCS2 MCCK2 C8 D9 R617 1k PLD 9 9 9 9 SUM AMP
RXD0 RTS0 R15 R16 RXD0 RTS0 MCCX1 MCCR1 B7 /MCCSRCN /MCCSXCN /(MOD/DI) (AI/TONE/MI1/MI2)
TXD1 CTS0 U15 CTS0 TXD1 MCo1 MCI1 C9 B8 MCDOCN MCDICN D TC75W51FK(F) IC709
RXD1 T15 V15 RXD1 MCCK1 B10 A7 MCSCKCN MOD SUM
6 6 TXD2 RXD2 T14 V14 TXD2 RXD2 MCo0 MCCS0 B9 D11 MCDOAF /MCCSAF 1.63V
TXD3 MCCK0 MCI0 A8 MCDIAF MCSCKAF 9 R773 680k
5 9 AGCDAC R3 /SCSW R774 470k C757 15p
0.1u C541
1 2 1 2 I2CCK RXD3 10u6.3 C542 D D 9
SCBSY I2CDT + CN595 9 13
D D D 100k R701 68k R706
6 I2CCK 9 9 R691 100k 9 33A-2 9 9
I2CDT R687 4.7k R692 100k CONTROL (E23-1278-05) VCO (E23-1278-05) RX-IF GND DIGITAL GND
R688 4.7k 1k R610 CN506 CN509 CN611 CN512 CN516 CN527 CN540 CN543 R562 0 R534 0
9 9 1 1 1 1 1 1 R548 0
8 9 6 CN612 CN614 RX-IF (E23-1278-05) RX-FRONT (E23-1278-05) R565 0 R574 1
2 2 2 2 2 2 CN503 CN505 CN507 CN510 CN502 CN504 CN508 0 C620
33A_2 5 R503 1k 5 5 5 /DRST D D 0.01u 13
6 6 6 6 6 TX-MODULE (E23-1278-05) TX-DRIVE (E23-1278-05) AVR (E23-1278-05) 9
32K SCBSY SCBSY CN511 CN513 CN517 CN520 CN542
9 X57-738X-XX R922
0-12 0-10 K HK 0 NO
2 2 2
SB
OPT10 OPT10 OPT10 OPT10 /INAMT /INAMT
11 11 11 11 11 11
C729 3.28V SQ VOLTAGE CONTROL R662 470k
R : 0V 1.63V 0.1u D702 R755 SDO0 R663 470k
T : 1.63V MIC AA TC75W51FK(F) IC706 HSC119 10k SCK0 /EVCS 50C /INT25P
C707 0.1u R716 0 1 VDD 7 8 1.63V 2 2 2 2 2 0.01u C591 LINE
R722 R725 68k 2 1 IC514 4.98V PROTECTION (AID9)
68k 1.63V 3 6 R748 R753 C742 R766 C748 DTI R729 oE1 TC7WBD125AFK 1 VCC 8
VSS 4 5 1.63V 0 56k 0.1u 100k 0.1u ASQ DET 100k C722 I2CCK 3 2 A1 oE2 6 7 19 12
LPF/SUM AMP MIC SUM2 3.28V 47p 1u C776 I2CDT 4 B2 GND B1 A2 5 20 SDA SCL IC517 P12 P11 11 AO2 AO1
NOISE DETECTOR (SQ) C777 1.62V 4.98V 21 22 INT VCC I/O EXPANDER GND P10 10 9 AIO9
D703 R760 1000p LEVEL SHIFT 23 24 A1 P07 8 7 AIO8
TC75W51FK(F) IC702 0.1 C744 AMP (SQ) BRF/BUFFER IC705 TC75W51FK(F) C740 RB706F-40 1.5k 9 (I2CCK/I2CDT) A2 P06 AIO7
1.63V 5 6 VSS 4 3 1.62V IC708 3.28V 4700p
1.63V 2 R739 1 TC7W53FK(F) 8 C734 DAC 3.28V 1.62V 50C R664 100k
7 1.62V 0 R731 2 CoMMoN INH CH0 VCC 7 47k R767 C762 0.1u TXI 15k R707 ASQ BPF C716 0.01 2SC4617(Q) Q702 2SA1832(GR)F Q708 C799 33M REVERSE PREVENTION CURRENT (RXD2) LINE PROTECTION R665 100k
3.28V VDD 8 1 0 4 3 GND VEE CH1 6 5 47k R768 0.1u C763 TXO 220p R727 NOISE OPT10 0.1u (OR G RXD2) R651 R667 100k R666 100k 12
LPF (MOD) C720 A C718 270k AMP SW R818 RXD2 D506 1SS416 1k R668 100k
MOD SMF 0.1u (TXO/TXI) AF SW 13 220p R836 0 33k R821 OPT10SEL D507 REVERSE CURRENT 1k R842 R669 100k
SCSW(MIC) SSM3K15TE(F) Q701 C789 4.7u 0 G_RXD2 1SS416 PREVENTION (OR RXD2)
C790 10u 100 R822 12
33A-2 1.62V C813 10u EMZ6.8N D706 D707 EMZ6.8N 50C AIO6,AIO7 9 9
VREF VREF VREF VREF (DI) LINE PROTECTION (DEO) LINE PROTECTION TC7SET08FU-F IC513
IC703 3.28V 33A_2 INB 1 VCC 5 4.98V
LIMIT Q704,705 TC75W51FK(F) 1 8 VIN8 VIN8 TXD2 3 2 INA R644 4
2SC4738(GR)F Q704 11 VDD 7 33A-2 9 GND oUTY 0
150k R784 R703 R712 3 2 6 47k R737 R744 47k C735 4.7u VREF IC711 3.28V BUFFERAMP (TXD2)
10k 68k 4 VSS 5 1 TC75W51FK(F) 8 1.62V RX SUM R810 1k OPT6
(APC/DEO) LPF 1.62V VDD 7 VGS REC SEL LINE PROTECTION DA204U D508
APC SMF VREF 2 3 6 IC713 25P_TXD2
270k R787 DEO BUFF 4 VSS 5 1.62V 5 TC7W53FK(F) A GND 4
2SA1832(GR)F Q705 MUTE (MI2) Q707 C794 10u C717 SUM AMP 6 7 CH1 VEE 3 2
470k R779 1.62V MUTE (MI1) 2SJ243-A Q706 3.26V RXAF SMF 0.1u (AF) / VREF 8 CH0 VCC CoMMoN INH 1 0.1u C797 AO DEO DEO
C764 R786 C773 R796 C782 C787 2SJ243-A C795 TC75S51FE(F) IC701 3.28V 3.28V AO SW DI DI R650
22p 39k 0.1u 10k 0.1u 10u 3.25V 10u C708 1 IN+ VDD 5 R790 C788 33M 0
R : 3.31V 1.64V C702 R704 R713 1200p 3 2 VSS 4 1.62V SCSW(RXAF) 220k 0.1u 1 TC7WH126FU-F IC516
T : 0V 1u 56k 56k 1.62V IN- oUT IC707 1 G1 VCC 8
R798 C784 LPF (RXAF) R738 1k 5 TC7W53FK(F) 4 10 10 3.28V 2 3 A1 Y2 G2 6 7 3.31V
680k 0.1u 1 0 R728 7 6 CH1 A VEE GND 2 3 TC7W53FK(F) IC710 50C RXD3 4 GND Y1 5 A2
R797 330k 0.1u C783 R806 5.6k 2 8 CH0 VCC CoMMoN INH 1 C745 0.01u R764 120k R776 330k 1 CoMMoN VCC 8 CTS0 LEVEL SHIFT ADM202EARNZ IC518
R789 3.28V RXAF/RXEI SW 0.1u C749 0.01u C752 R777 150k 2 INH VEE 3 CH0 CH1 7 6 AFO BEFF IC714 50MC RXD0 (RXDO/CTSO) 10 R2oUT 9 R2IN 8 7 C614 1u
1.63V 0 R756 15k R758 10k 0.01u C747 R771 100k C753 0.01u 390k R778 4 GND A 5 R792 TC75S51FE(F) 4.98V REVERSE CURRENT 11 T2IN T1IN T2oUT V- 6 C615
10 AF SW 1k 1 IN+ 2 VDD 5 26P_RD PREVENTION 12 13 R1IN R1oUT C2+ C2- 4 5 1u
C815 10u (AI TONE OPT9/VREF) C785 R805 VSS 3 4 15 14 T1oUT C1- 2 3 C616
C816 10u SIDE TONE MUTE 0.1u 82k IN- C792 47p oUT C798 R819 16 GND VCC C1+ V+ 1 1u
0V 15k R782 10k R785 0.1u C775 R791 560k SHIFT (TXD) LEVEL R814 0.1u 0 50M IC515 5.01V 5.01V RS-232C C613 1u
11 6 10 11 10 10 10 R769 Q703 100k 9 G1 1 TC7WT126FU-F 8 DRIVER
13 4.7k SSM3K15TE(F) TONE SW RTS0 2 A1 VCC 7
PLD PLD 9 3 4 GND Y2 G2 Y1 5 6
LEVEL SHIFT A2
(TXDO/RTSO)
1 1 1 1 1 1 1 1 TXD0 R636 0
AFO AFO 26P_TD
13
9 9 9 9 9 9 9 9 9 9
MI2 MI1 MI2 MI1 MI2 MI1 MI2 MI1 MI2 MI1 MI2 MI1
ME ME ME ME ME ME
SB SB
R825 10k 1u C801 1u C802 R828 0 LA4425A IC715
1.34V 13.54V DISPLAY UNIT (X54-3640-10)
0V 8.00V 7.97V
6.38V 8C Q910 12A02CH LCD KEY
R823 4.7k DTC363EU Q710 TX/RX LED 7.27V LCD BACK
DTC114EE Q709 AF MUTE (TX) TX/RX LED (BUSY) LIGHT SW
SW DC CN705 T : 5.00V R :0V DTC114EE Q905 DTC114EE Q906 T : 0V R : 5.00V LCD D915-926 D927-936 KEY
1 SB R924 DTC114EE Q908 BACK LIGHT BACK LIGHT
R831 SPO 3 2 SPI 1k
HOR PA HOR PA 0 5 4 HOR PA R :0V T : 1.86V R :1.98V T : 0V 4.99V
C810 6 GND "PF4" VOL UP R925 1k 5C 0.76V
470p TX-RX UNIT (X57-738X-XX) (B/2): D-SUB25 LED TX/RX Q909,911 Q913 UPA672T-A
D901 D903 D907 D911 R922 BLC1 0V DTC114EE Q909 DIMMER SW (LCD BACK LIGHT)
J701 EXT.SP (BER CK) LINE PROTECTION PROTECTION (AUXIO1) LINE LINE PROTECTION (AUXIO3) PROTECTION LINE (AUXIO8) CN902 2 CH UP "PF3" VOL DOWN 1k RED GREEN DIMM SSM3K15TE(F) Q911
D902 D904 D908 D912 SP 1 R923 R919 16 5.00V LCD
PROTECTION (BER DT) LINE (AUXIO2) PROTECTION LINE PROTECTION LINE (AUXIO4) PROTECTION LINE (AUXIO5) CH DOWN "PF2" "PF1" 1k IC903 10k SW RESET
TX-RX UNIT (X57-738X-XX) (B/2) 8.00V R918 7.87V 4 XC6204B502PR 3 L903 5.02V XC6204B332M IC904 3.31V L908
10 VIN 2 CE VOLTAGE REGULATOR 1 VIN VOUT 5
30 CN597 SPO CN901 SPO 1 KEY MATRIX D908,911,912 5 VoUT VSS NC 1 (5C) 3 2 VSS 4
A 28 29 SPO SPO 3 2 5.02V VOLTAGE CE NC
CN600 CN901 R902 C580 27 SPO SPO SPO SPO 4 REGULATOR (33C)
12 12 AIO6 C598 1000p 30 AUXIO6/BER CK 1 100 C911 100p 13 SPO 100p 26 25 SPO SPO SPO SPO 5 6 3.12V 15 15 15 16 15
9 9 AIO7 AIO6 29 AUXIO7/BER DT 2 R903 100 12 C581 24 GND GND 7 PSW POWER 33C 33C
AIO1 AIO7 C599 1000p 28 AUXIO1 3 470 R904 C912 100p 24 27 J901 80C 1000p C582 22 23 8C 8C 8 9 8C 8C 5C 5C 5C 5C
C600 1000p 27 AUXIO2 4 470 R905 C913 100p 13 1000p 21 SB SB 10 IC908
AIO2 C601 1000p RXD2/DI C914 100p 23 25 13 25 SB R630 C583 20 NC SB SB NC 11 (AFO) AF BUFFER AMP TC7SH08FU-F
RXD2/DI RXD2/DI 26 5 R906 C915 100p 10 12 24 12 24 /PSW 1k 1000p 18 19 PSW /PSW 13 12 IC902 TC75S51FE(F) 5.02V 4 oUTY GND 2 3 15 15
AIO3 C602 1000p 25 AUXIO3 6 R907 470 C916 100p 22 23 11 C584 17 GND GND GND GND 14 C919 1 IN+ VDD 5 5.02V 5 VCC INA INB 1
TXD2/AUXIO9 TXD2/AUXIO9 24 TXD2/AUXIO9 7 470 C917 100p 9 23 10 22 10 C585 100p 16 MIC MIC 15 C918 0.1u 82k R913 1000p R915 2 3 VSS 4 AND GATE
AIO4 23 AUXIO4 8 R908 470 21 22 9 9 9 100p 15 16 47k IN- oUT (TXD1/RXD0)
AIO8 C603 1000p 22 AUXIO8 9 R909 470 C918 100p 8 21 8 21 8 C586 14 GND ME ME GND 17 R901 AFOSW 16 AFOSW 16
C604 1000p 21 AUXIO5 10 470 R910 C919 100p 20 20 7 AFO 0.01u 12 13 AFO AFO 18 19 0 /PRST /PRST BLC2 BLC2
AIO5 C605 1000p R654 AUXIO9/CTS 470 R911 C920 100p 20 19 19 C587 1000p 11 RST2 (LCDCE) /PRST 20
AIO9 0 20 19 AUXO1 11 12 C921 100p 4 6 18 6 DC SW UPA672T-A Q501 10 (LCDDI) (LCDCLK) GND GND 21 5C 5C 19 19
TXD0 TXD0 AO1 C606 1000p 18 TXD0 13 470 R912 5 17 5 9 8 (LCDDO) GND GND GND 23 22 TXD RXD RXD TXD LCDADJ LCDADJ
AO2 17 AUXO2 14 C909 100p 3 17 4 4 16 /PRST PTT/TXD0 DM/KVL 17 17 17
RXD0 RXD0 C607 1000p 16 RXD0 15 SUPPLY PROTECTION OVER DC 470 R913 16 3 3 D907 OVER DC DUAL BUS IC907
ME ME 14 15 GND ME 17 16 C910 100p 2 15 2 15 2 R523 47k SUPPLY PROTECTION D910 REVERSE CURRENT BUFFER (RXD0/RXD1) TC7WH126FU-F
MI2 MI2 13 MI2 18 L901 19 6 1 14 C588 1000p 6 7 SHIFT/MODEL SHIFT 24 25 PREVENTION(HK/RXD) 5 A2 6 Y1 GND 3 4 19
DEO DEO C608 100p 12 11 GND DEO 20 19 26 C589 5 5C NC 5C NC 26 C917 0.1u 5C 5C 7 8 G2 Y2 2 1 A1
A A A A 1000p 4 27 5.02V 5.02V VCC G1 BUCNT2
C609 1000p 10 50C DI/RTS 21 A A L902 25 RXD1 D504 3 TXD RXD TXD RXD 28 TC7W66FK-F IC901 /PRST /PRST
DI/RTS AFO AFO DI/RTS 9 8 AFO 23 22 5 R633 REVERSE 1SS416 100p C825 2 1 (DM) GND GND GND 30 29 2 1 IN oUT1 VCC 7 8 ON HOOK : 0V
F501 C610 100p 7 SB 24 17 16 SCRXD 0 CURRENT PREVENTION 3 oUT IN1 CoNT2 oUT_IN2 CoNT1 6 DTC144EE Q902 DTC144EE Q904 IC905
2A 6 SB 25 (RXD) LINE 4 GND IN_oUT2 5 Q901 (TXD0) BUS BUFFER TC7SH126FU-F RXD1 TXD1
5 4 SB SB 26 27 CURRENT PREVENTION REVERSE PREVENTION CURRENT REVERSE 33M C910 C912 (SB) PROTECTION AFO/BLC SW AFO SW SSM3K15TE(F) 4 oUTY GND 2 3 RXD0
3 2 SB SB 29 28 (SB) A (SB) 100p 100p HK/RXD0 SW 5 VCC INA G 1 TXD0 BUCNT1 18 2.23V 18 18
1 NC/RSSI 30 A A A 15 SCTXD TXD1 J901 8 DM/KVL C911 100p DM/KVL DM/KVL R905 1k 5.02V TH901 100k
SUPPLY OVER DC PROTECTION R901 QSX6 Q901 R914 Q902 QSX6 0.01u C590 6 7 HK/RXD MIC 5.01V HK/RXD HK/RXD -t °
470 470 IC512 5 ME 5.01V IC906 DC/DC CONVERTER 470k R929 120k R941
(AUXO1) DC SW A (AUXO1) DC SW A 9 4 TC7SET08FU-F oUTY 3 3 4 E PTT/TXD PTT/TXDO PTT/TXDO R906 330 4.86V LM2682MMX (N100C) IC909 LMC7101BIM5
PROTECTION SUPPLY OVER DC PROTECTION SUPPLY OVER DC GND 2 1 2 BLC/AFO SB 13.52V 5.01V R902 100 R933 6 5 GND VIN VoUT C2- 4 3 4 INPUT- INPUT+ 3
50C 4.98V 5 VCC INB INA 1 D901 D904 1k PROTECTION LINE 8 C1+ 7 C2+ 1 2 V+ 2
LEVEL SHIFT (AND ITXD1/SCTXD) ABSORPTION SURGE ABSORPTION SURGE (PTT/TXDO) NC C1- -9.69V 5 V- OUTPUT 1
(DM/KVL) D902 D903 (BLC/AFO) C935 4.7u25 BUFFER AMP
9 9 9 9 9 SURGE ABSORPTION OVER DC SUPPLY 5C + (LCD CONTRAST ADJ)
MI1 MI1 MI1 MI1 (HK/RXD) PROTECTION
ME ME ME ME
LCD
CN905
-4.29V
0.01u C956 20
C955 33C-2
R976 0 100p 29AL16D7KCCA IC913 FLASH ROM
33C A1 25 A0
3.30V 3.30V /CS0 R900 27 26 CE 23 24 A2 A1 A2 A3
0 28 VSS1 A3 21 22 A4
/RD D0 30 29 DQ0 oE 19 A5 A4 20 A6 A5
D1 D8 DQ8 DQ1 31 A6 A7 18 A7 A8
D2 D9 33 32 DQ9 DQ2 A17 A18 17 16 /CS1 A19
(A1-A2) BUS BUFFER (D0-D7) BUS BUFFER D10 35 34 DQ10 RY/BY 14 15
20 20 3.30V D3 D11 36 DQ3 DQ11 NC2 NC3 13 10k R986
/CS3 C962 D4 38 37 VCC DQ4 RESET WE 12 11 /WR
L907 0.1u D12 40 39 DQ12 NC1 10 9
21 D13 D5 42 DQ5 DQ13 41 A19 A8 8 7 /CS2 A9
D6 D14 43 DQ14 DQ6 A10 A9 6 A10 A11 21
D7 D15 45 44 DQ7 5 4 A11 A13 A12
15 R992 46 47 DQ15/A-1 VSS2 A12 A13 2 3 A14
5C L905 0 A17 48 BYTE A16 A15 A14 1 A16 A15
R952 5.02V
0 20
16
BUCNT1 BUCNT2 REVERSE D937
19 CURRENT PREVENTION
20 21 (SRAM WR)
1 LCDADJ
C967 R944 3 2 /LCDRST DIMM 75
1000p R996 100k 5 WP 4 D11 D12 74 D12 D11
4.7k R945 0 AFOSW 6 BYTE D14 D13 72 73 D14 D13
R946 0 7 CNVSS 8 D15 70 71 D15
9 BLC1 BLC2 A0 A1 68 69 A1
C946 100p A3 A2 67 A3 A2
R947 470k R948 10k 10 A5 A4 66 65 A4 A5
R949 1k 11 Xout RST2 30620SPGPU3C IC911 A6 63 64 A6
13 12 VSS MCU A7 VSS 62 A7
C947 0.1u Xin 5.02V A8 61 A8
R950 47k 15 14 VCC1 VCC2 A9 60 59 A9
R942 0 16 17 LDM /NMI A10 57 58 A10
17 DM/KVL R943 18 DM/KVL A11 A12 56 55 A12 A11
PTT/TXD0 1k 20 19 /PTT 12KEY_1 A14 A13 54 A13 A14
21 12KEY_2 12KEY_3 A16 A15 53 52 A16 A15
23 22 12KEY_4 12KEY_5 A17 51 A17
25 24 12KEY_6
12KEY_7 20 21
33C DGND 18 L906 21 DGND