Kenwood NX-900 Service Manual page 113

TX-RX UNIT (X57-8060-10) (A/2)
X2_CLKIN CE X2_CLKIN CE CE X2_CLKIN CE X2_CLKIN X2_CLKIN CE X2_CLKIN CE X2_CLKIN CE X2_CLKIN CE
ASQDET ASQDET
R720 R577
4 3 3 4 4 3 3 4 4 3 4 3 4 3 4 3 4 3 100k 1k
5 5 5 5 5 5 5 5
A16 5 4 3 22 R569 A4
PLL_MOD PLL_MOD 4 3 4 B4 XTALI XTALo
3 CLK CLK CLK A0 32K C623 0.01u A12 A10 32I
4 33M_1 DGND 33M_1 33M_1 33M_1 4 5 /RINT D B11 CKo DSPCK
C518 10u 7 7 G1 oE A15 D6 A15 /HINT A11 H18 USRCKI
C512 6 6 6 3.31V D9 G2 G3 DQ9 A11 D4 D5 A11 A1 A0 J18 ADD1 ADD0
0.1u L501 D11 G4 DQ11 VCC A20 A19 D3 A19 A20 8 A2 L18 K18 ADD2
5 7 D13 G5 G6 DQ13 IC501 A5 D2 D1 A5 A3 A4 M18 ADD3 ADD4
R521 47k 6 D15 H1 DQ15 VSS1 FLASH MEMORY A1 A14 C6 A1 A14 A5 N18 J17 ADD5
R520 47k D1 H3 H2 DQ1 A10 C5 C4 A10 A6 A7 K17 ADD7 ADD6
CLKoUT CN904 D4 D3 H4 DQ3 DQ4 A18 A21 C3 A18 A8 N17 M17 ADD8
3.31V 1.49V D6 H5 H6 DQ6 A6 C2 C1 A6 A9 A10 P17 ADD9 ADD10
D VSS2 A2 A2 A11 L16 K16 ADD11
R504 3 A13 A12 M16 ADD12 ADD13
3 100k A14 A15 J15 P16 ADD14 ADD15
4 XF 3 A16 M15 K15 ADD16
XF F3 E14 4 A18 A17 N15 ADD18 ADD17
GPIo1 GPIo0 E1 A19 P15 J16 ADD19
GPIo2 E2 B3 3.33V 5 4 5 4 A20 H15 ADD21 ADD20
4 D15 L12 L13 D[15] GPIo4 GPIo3 A3 R541 100 /MCCSXCN 3.31V D D0 G17 H16 DT0
D13 D14 L11 D[14] D[13] GPIo5 D5 IC718 C515 D1 D2 G15 DT2 DT1 IC510 ASIC
D12 N12 M14 D[12] GPIo6 C4 R962 100 MCSCKCN CLK 1 INB TC7SH08FU-F 5 3 1u L522 D3 F17 F18 DT3
D10 D11 P12 D[11] D[10] GPIo7 D1 R538 100 MCDICN 2 INA VCC A16 G4 G5 A16 VCC1 D1 D6 D4 D5 G16 DT5 DT4
D9 L10 N11 D[9] GPIo8 G5 GPIo8 GND 3 oUTY 4 A15 G6 A15 DQ3 DQ1 VSS1 C6 D1 D6 E18 E17 DT6
C503 0.1u D8 D7 P11 D[7] D[8] H4 R515 100k C939 A10 A9 H1 H2 A9 A10 IC503 SRAM NC1 A5 C3 C4 D8 D7 F16 DT7 DT8
D5 D6 P10 M10 D[5] D[6] GPIo9 R508 100k /BER_EN D 0.01u A11 H4 H3 A11 DQ5 B6 C1 D5 D9 D17 D18 DT9
D4 M9 L9 D[4] GPIo10 H5 GPIo10 (CLKX0/SCK1) AND A13 A12 H5 A12 A13 DQ0 A7 B5 D0 D11 D10 B15 DT11 DT10
D2 D3 P9 D[3] D[2] GPIo11 J3 R953 100k A14 H6 A14 A4 B4 D12 D16 C15 DT12
D1 K8 L8 D[1] GPIo12 M1 R954 100k 4 D14 D13 D15 DT14 DT13
C504 D0 G3 D[0] A[20] M2 R455 0 HOST_RDY 2 /WR D15 E15 A15 DT15 WRITE
0.1u H3 K1 A[19] GPIo13 B12 R552 10k FRM_DET 3 /RD A16 READ
C506 0.1u P5 A[17] A[18] DSP IC717 RTCINX2 A12 R951 0 7 D4 C624 0.01u B14 BHE
M8 P7 A[16] RTCINX1 SCL H14 R528 100k C516 6 33M /RST D C625 0.01u C14 A13 BLE
K9 A[15] A[14] SD- H13 R697 100k 0.1u 3.30V RV5C386A IC504 RTC /CS3 D13 CS3 CS4
3 A13 P3 N3 A[13] DN D3 R557 100k RESET (ASIC) R545 0 1 10 3.30V D L523 33BU /CS2 C13 B13 CS2
A12 A11 L4 A[12] A[11] DP D4 R512 100k 3.31V XC6109C29ANR IC506 2 SCL 32KOUT OSCIN VDD 9 /RST /RST /CS0 A14 CS0 CS1
A10 N4 P4 A[10] PU C1 E11 1 VIN VoUT 4 3 4 SDA OSCOUT 8 7 /RST 8 /HRDY D14 B12 HRADY
A9 A8 L5 A[9] A[8] AIN[3] AIN[2] D12 2 3 5 INTRB VSS CLKC INTRA 6 /HDS2 HDS2
A6 A7 N6 N5 A[7] AIN[1] D14 D13 VSS CD C521 TXD0 R18 T18 TXD0
C505 0.1u A5 M6 P6 A[5] A[6] RCVDD_4 AIN[0] C12 C517 D 0.01u 8 8 RXD0 RTS0 R16 RTS0 RXD0
A3 A4 K6 A[4] A[3] RDVDD_3 B13 A14 0.1u C954 D TC7WT125FUF IC509 5.01V CTS0 R15 U15 CTS0
A2 K7 M7 A[2] RDVDD_1 RDVDD_2 A13 0.1u 8 1 G1 VCC 8 50C RXD1 TXD1 T15 RXD1 TXD1
A0 A1 L7 A[1] A[0] AVDD C14 F10 C953 2 A1 7 TXD2 V14 V15 TXD2
R511 H11 F2 A'[0] USBVDD ADVDD D2 0.1u 3 Y2 4 Y1 G2 6 5 AIO7 8 RXD2 T14 TXD3 RXD2
22 A2 X2/CLKIN USBPLLVDD G11 N8 C955 7 SCTAM1 33M D GND A2
C522 B1 VSS_1 VSS_2 CVDD_14 CVDD_15 N7 0.1u 6 BUFFER AMP (BER CLK/BER DATA) 5 9
C487 10u B9 B11 VSS_3 CVDD_13 M11 M4 C956 2 AIO6 RXD3
10u C2 VSS_5 VSS_4 CVDD_11 CVDD_12 C14 0.1u 2 2 2 I2CCK C627
C488 10u C5 VSS_6 CVDD_9 CVDD_10 J11 L1 C957 6 6 6 6 I2CDT 0.01u C626
D CVDD_8 J10 J5 0.1u 9 0.01u
CVDD_7 CVDD_6 G1 C958 SCBSY SCBSY I2CCK D D 9 9
0.1u 7 7 1 I2CDT R687 4.7k
33A_2 R688 4.7k
33M_1 BUFFER AMP 6 2
15M_1 15M_1 TC7SH126FU-F IC507 3.31V SCRXD 1 1 1 1
1 G VCC 5 SCTXD 9 9 8 9
DGND DGND DGND 3 2 INA 4 2 5 5 2 5 2 2 5
GND oUTY
C527 9 6 6 6 6
D 0.01u D 32K SCBSY SCBSY
9
CN549
X2_CLKIN CE CE X2_CLKIN 2 2 2 2 2
R603
3.33V 0 33A 2
13 13 13 13
E12 3.32V BUFFER AMP
DGND2 DGND3 E11 2 2 2 2 (2nd IF DET) 3.33V 13 2
DGND1 E10 L5 C547 0.1u 0.1u C729
DVDIo7 P6 C548 0.1u TC75W51FK(F) IC706
DVDIo5 DVDIo6 P11 C549 0.1u IC511 C707 R716 MIC AA 1 VDD 8
DVDIo4 L14 C550 0.1u C551 0.01u TC7SH08FU-F 3.33V 13 0.1u 0 7 ASQ DET
DVDIo3 H14 E13 C552 1u 3.31V R596 1 2 INA INB VCC 5 R114 R722 R725 68k 2
DVDIo2 DVDIo1 E7 10k 3 GND 4 0 450k C710 C732 68k 4 3 6 5 R748 0 R753 56k C742 0.1u 100k R766 C748 0.1u DTI
DVDD10 M5 N5 C554 0.1u C555 0.1u 3.31V 2 SM5023CNDH-G IC508 L77-3015-05 X502 oUTY 0.01u 0.01u VSS 1.67V AMP (SQ) BPF/BUFFER
DVDD9 P9 C556 0.1u 4 5 Q VSS 2 3 C530 0.01u 3 2 0.33V (CPS/FSX0) AND 1.67V LPF/SUM AMP MIC SUM2
DVDD7 DVDD8 P10 C557 0.1u 6 VDD XTN XT INHN 1 oUTPUT GND R594 D R707 ASQ BPF
DVDD6 N14 M14 C558 0.1u C559 0.01u 4 VCC VC 1 1k MIC VREF VREF 15k
DVDD5 G14 C560 1u (18.432MHz) BUFFER AMP C531 1.67V IC702 C744
DVDD4 DVDD3 F14 1.50V D ASQDET 0.1u D R714 TC75W51FK(F) 5 4 1.67V 0.1u
DVDD2 E8 E9 L511 15M BSHIFT BSHIFT D MOD R850 R705 100k 6 VSS 3 R739 TC7W53FK(F) IC708 13
DVDD1 GPIo11 B5 /H_L 0 100k 7 2 0 1 CoMMoN VCC 8 47k R767 C762 0.1u SSM3K15TE(F) SQL SWITCH
GPIo9 GPIo10 C6 B6 SBC 8 1 R731 2 3 INH VEE CH0 6 7 R768 C763 TXI (W/N)
GPIo8 A6 R680 1k SWITCH 1 1 1 1 1 VDD 0 4 GND CH1 5 A 47k 0.1u TXO SQ VOLTAGE
GPIo7 R8 U8 R681 1k Q903 D 50C LPF (MOD) C720 CONTROL
GPIo5 GPIo6 R7 R622 1k SSM3K15TE(F) /INAMT 3.31V MOD SMF 0.1u (TXO/TXI) AF SWITCH HSC119 D702
GPIo4 V10 T7 R682 1k 33M 33GPS SCSW(MIC) R843
GPIo3 GPIo2 U9 R683 1k /SCSW 470
GPIo1 V9 D D D /OVRB 13 33A_2 R : 2.25V
GPIo0 C11 T9 R618 1k /INT25P D501,502
SIMRST D12 R619 1k /IGN PROTECTION LINE 0.01u C734
SIMDT SIMCK C12 R620 1k /PSW /BINT 1SS388F D501 C828 D AF DETECTOR D704,705 Q704,705 2SC5383-T111 Q702 R : 0.20V
SYMTIM R5 R621 0 C621 9 1 2 D502 100p (LIMIT) LIMIT AMP NOISE
FSDET R6 R2 FRM_DET /SYMTIM 0.01u D 1SS388F RB706F-40 D704 R784 2SC4738(GR)F Q704
TRAMP TXRVE P3 TXC DSW 150k VREF VREF
TMoD M4 P2 /PRST W_/V 13
PSTIF PSTPA R1 R623 100k 13 D705 TC75W51FK(F)
PSTPLL N3 N2 MM RB706F-40 1
RXSLT RXRVE P1 MM2 /T_R R787 2
PSRRF L4 M2 RXC 270k 2SA1832(GR)F Q705 MUTE (MI2) C794 R703 10k R712 68k 4 3
PSRIF PSRPLL M3 6 450k 450k 450k 450K R779 MUTE (MI1) 2SJ243-A Q707 10u
RSSIT D8 N1 R615 0 MIC SUM1 470k Q706 2SJ243-A 3.29V APC SMF
VoINT VFRM D7 R616 0 /DINT /DWUP D 13 13 13 1 C764 22p R786 39k 0.1u C773 10k R796 C782 0.1u 10u C787 10u C795
MCo2 C7 C928 33A-2 3.29V
MCCS2 D10 0.01u C629 0.01u D 1.67V R : 3.3V 1.67V
MCCK2 D9 C8 R617 1k PLD 9 9 9 9 SUM AMP ME T : 0V
MCCX1 MCCR1 B7 DSP_ST /MCCSXCN /(MOD/DI) (AI/TONE/MI1 MI2) R798 C784 RXAF SMF
MCo1 C9 B8 HOST_RDY D IC709 680k 0.1u 1 1200p C708
MCI1 MCCK1 A7 MCDICN MCSCKCN MOD SUM TC75W51FK(F) R797 C783 R806 2 R713
MCCS0 B9 B10 /MCCSAF R789 330k 0.1u 5.6k 56k
MCI0 MCo0 D11 MCDOAF MCDIAF 9 R773 0 10
MCCK0 AGCDAC R3 A8 MCSCKAF /SCSW R774 680k VREF R708
470k 1.67V 68k
0.1u C541
BSCAN0 C704 10u C542 D D 9 1 2 CN595 6
BSCAN1 3p 9
D R701 R706 CONTROL (E23-1278-05) VCO (E23-1278-05) RX-FRONT (E23-1278-05) RX-IF GND DIGITAL GND
R691 100k 100k 68k 9 33A_2 9 9 CN506 CN509 CN611 CN512 CN516 CN527 CN540 CN543 CN502 CN504 CN508 R546 0 R562 0 R916 R534 0
R692 100k R917 0 C630
R610 CN612 CN614 RX-IF (E23-1278-05) TX-DRIVE (E23-1278-05) AVR (E23-1278-05) R548 0 R565 0 D 0 D 0.1u
1k CN503 CN505 CN507 CN510 CN520 CN542 R550 0 R574 0 C620
1 1 D D 0.01u
6 TX-MODULE (E23-1278-05) CN511 CN513 CN517 1 1 1 1
/DRST 2 2 10 10 10
6 9 9 9 9
R880 MI2 MI2
0 MI1 MI1
ME ME
T : 13.52V R : 13.60V
SB SB SB L401
IC715 LA4425A L402
R825 10k C801 1u 1u C802 R828 0 AMP AF POWER CN401 L403
13 13 13
2 2 13 R823 DTC363EU Q710 CN402
33A_ 2 AF Q709 4.7k MUTE AUDIO R662 470k D404 SURGE
33A_ 2 R833 100 SDO0 /INAMT /INAMT MUTE RT1N141U-T111 SWITCH R663 470k ABSORPTION
R729 100k R834 100 SCK0 50C /INT25P C591
C722 R835 100 /EVCS 0.01u LINE CN705 D412
47p IC514 (AID9) PROTECTION 2 1 SPI SB PREVENTION, REVERSE DC/DC VOLTAGE
7 2 1 1 TC7WBD125AFK 8 5.01V PA PA R831 0 3 4 SPO PA REGULATOR (33M)
8 VoUT3 VoUT4 VoUT2 24 VCO_MOD I2CCK A1 2 oE1 VCC oE2 7 HOR HOR HOR 5 4.93V 3.31V
10 9 VIN4 R2A20178NP IC719 VoUT1 22 23 I2CDT 3 4 B2 B1 6 5 19 20 SCL Io1.2 12 11 AO2 C810 6 GND
11 VIN5 VoUT5 VIN8 VIN1 21 GND A2 21 SDA VCC PCA9535BS IC517 Io1.1 Io1.0 10 AO1 AIO9 470p TX-RX UNIT (X57-8060-10) (B/2) : D-SUB25
C716 12 VoUT6 VoUT8 VoUT7 19 20 MP 23 22 INT EXPANDER I/O VSS 8 9 D901 D903 D907 D911
220p R727 1.67V 2 9 (I2CCK/I2CDT) LEVEL SHIFT 24 A2 A1 Io0.7 Io0.6 7 AIO8 AIO7 J701 PROTECTION LINE LINE PROTECTION LINE PROTECTION PROTECTION LINE
C718 220p 270k D/A EXT.SP (BER CK) D902 D904 (AUXIO1) D908 (AUXIO3) (AUXIO8) D912
Q701 R836 0 CONVERTER 2 PROTECTION LINE LINE PROTECTION LINE PROTECTION LINE PROTECTION
50C 33M REVERSE LINE R664 100k (BER DT) (AUXIO2) (AUXIO4) (AUXIO5)
(OR G_RXD2) PREVENTION CURRENT (RXD2) PROTECTION R665 100k 5.00V
13 D506 R651 1k R667 100k R666 100k 12 13.60V
1 1 2SA1832(GR)F Q708 C799 RXD2 1SS416 R842 R668 100k XC6118C23CMR IC401
10k R755 0.1u OPT10 D507 CURRENT REVERSE 1k R669 100k A VSEN 4 VIN 3
DETECTOR (SQ) NOISE 1 R698 100k R700 R723 R849 OPT10 SWITCH G_RXD2 1SS416 PREVENTION (OR RXD2) CN600 CN901 R902 3.63V CD 5 VSS VoUT 2 1
D703 ASQ C652 47p IC720 100k 1k 0 R818 25P_TXD2 12 12 12 AIO6 30 AUXIO6/BER CK 1 100 13
C740 RB706F-40 1.5k R760 TC75S51FE(F) 33k OPT10SEL AIO6 C598 1000p 29 AUXIO7/BER DT 2 R903 100 C911 100p VOLTAGE DETECTOR (BINT)
4700p DI C781 1u 4 oUT IN- 3 C789 4.7u R821 0 AIO7 AIO7 C599 1000p R904 470 C912 100p 12 J901 /BINT
VSS 2 C790 10u R822 AIO1 C600 1000p 28 AUXIO1 3 R905 C913 100p 24 27
33A_ 2 5 VDD IN+ 1 C813 10u D706 D707 100 9 AIO2 27 AUXIO2 4 470 23 13 13
EMZ6.8N EMZ6.8N 50C IC513 RXD2/DI RXD2/DI 12 C601 1000p 26 RXD2/DI 5 C914 100p 10 25 12 12 25
DI SMF 9 1 TC7SET08FU-F INB 5 25 AUXIO3 6 R906 470 C915 100p 24 11 24
VREF 1.67V 2 LINE LINE TXD2 2 INA VCC 5.01V AIO3 C602 1000p R907 C916 100p 22 23 23
PROTECTION (DI) PROTECTION (DEO) 3 GND oUTY 4 R644 0 TXD2/AUXIO9 TXD2/AUXIO9 24 TXD2/AUXIO9 7 470 C917 100p 9 10 22 10
IC703 33A_2 33A-2 BUFFERAMP (TXD2) AIO4 23 AUXIO4 8 R908 470 21 9 22 9
VDD 7 8 VREF IC711 R810 OPT6 C603 1000p 22 AUXIO8 9 R909 470 C918 100p 21 8 21
R737 R744 C735 1 TC75W51FK(F) 8 1k AIO8 C604 1000p R910 C919 100p 8 8 20 20
6 5 47k 47k 4.7u VREF VDD 7 RX SUM VGS REC SEL PROTECTION LINE MC2850 D508 AIO5 C605 1000p 21 AUXIO5 10 R911 470 C920 100p 20 19 7
VSS 1.67V R923 1.67V 2 1.67V TC7W53FK(F) IC713 AIO9 R654 20 AUXIO9/CTS 11 470 4 6 19 6
LPF (APC/DEO) MOD_REF 47k 4 3 6 6 5 A GND 4 3 AO1 0 19 AUXO1 12 C921 100p 18 5 OVER DC SUPPLY
VSS 5 7 CH0 CH1 VEE INH 2 0 R650 TXD0 TXD0 C606 1000p 18 TXD0 13 R912 470 3 5 17 17 PROTECTION
DEO BUFF 1 SUM AMP (AF) / VREF 8 VCC CoMMoN 1 C797 0.1u AO 33M AO2 17 AUXO2 14 OVER DC D905 C909 100p 4 4 16 RT1N141U-T111 Q401
C717 0.1u 33A_2 VREF AO SWITCH 9 9 TC7WH126FU-F IC516 RXD0 RXD0 C607 1000p 16 RXD0 15 SUPPLY PROTECTION R913 470 2 16 3 3
IC701 R790 C788 1 G1 VCC 8 ME ME 14 15 ME GND 17 16 C910 100p 15 15 2
TC75S51FE(F) 220k 33A_2 0.1u 2 3 Y2 A1 G2 7 6 3.31V MI2 MI2 13 MI2 18 L901 19 6 2 1 14 SWITCH
1 IN+ 2 VDD 5 VREF VREF 33A_2 RXD3 4 GND Y1 5 DEO DEO 12 DEO 19 26 (OVER DC SUPPLY PROTECTION)
3 VSS 4 10 6 50C A2 IC518 C608 100p 11 GND 20 A
IN- oUT TC7W53FK(F) IC710 AFO BEFF CTS0 (RXDO/CTSO) LEVEL SHIFT 9 ADM202EARNZ 8 C614 10 50C 21 A A L902 A A A DC SWITCH
LPF (RXAF) C745 0.01u 120k R764 R776 330k CoMMoN 1 VCC 8 1.67V LEVEL SHIFT RXD0 D509,510 10 R2oUT T2IN T2oUT R2IN 7 1u DI/RTS DI/RTS C609 1000p 9 DI/RTS 22 25 5 (IGN)
0.1u C749 0.01u C752 150k R777 3 INH 2 CH0 6 7 TC75S51FE(F) IC714 REVERSE CURRENT 11 12 R1oUT T1IN C2- 5 V- 6 C615 1u AFO AFO 8 AFO 23 17 CN403 RT1N140U-T111 Q403
SCSW(RXAF) R756 R758 C747 R771 C753 R778 4 VEE GND CH1 5 A 2 1 IN+ VDD 5 50C PREVENTION 14 13 R1IN C2+ 3 4 C610 100p 7 SB 24 16 IGN R401 2 1 1M
TC7W53FK(F) IC707 15k 10k 0.01u 100k 0.01u 390k 2 VSS 26P_RD 15 T1oUT GND C1- 2 V+ C616 2A F501 5 6 SB SB 25 26 GND
R738 1k 5 A GND 4 (AI TONE OPT9/VREF) AF SWITCH C785 R805 3 IN- oUT 4 16 VCC C1+ 1 1u 4 SB 27 PREVENTION REVERSE CURRENT A REVERSE PREVENTION CURRENT
7 6 CH1 VEE 3 2 10 SIDE TONE MUTE 0.1u 82k C792 47p 50M IC515 5.02V 5.01V RS-232C C613 1u 3 2 SB SB 29 28 (SB) (SB)
8 CH0 VCC CoMMoN INH 1 R814 1 G1 TC7WT126FU-F 8 DRIVER 1 NC/RSSI 30 A A A 15
TONE SWITCH SSM3K15TE(F) Q703 R782 15k R785 10k C775 0.1u R791 560k 100k 50MC RTS0 2 A1 VCC 7 SUPPLY OVER DC QSX6 Q901 Q902 QSX6
RXAF/RXEI SWITCH R769 4 3 Y2 Y1 G2 5 6 9 PROTECTION 470 R901 470 R914
4.7k GND A2 DC SWITCH
9 LEVEL SHIFT (TXDO/RTSO) (AUXO1) A OVER DC SWITCH (AUXO1) DC A OVER DC
1 TXD0 PROTECTION SUPPLY SUPPLY PROTECTION
1 1 1 2 R636 0
10 1 26P_TD
2
9 9 9 9 9 9
MI2 MI2 9
1 2 MI1 MI1 1 2 1 2 1 2 MI1 MI1 1 2 1 2 9 1 2 9 2 1 MI1 9 MI1 1 2 9
ME ME ME ME ME ME
C973 C975 IC102
L19 OTHER : 0V TA : 3.60V BUFFER AMP BUFFER AMP (RF) 2p 3p RA45H76871101
D3 D7,10 D927 220n 100 R58 (VCO) 1.88V Q10 2SC5636 4.83V L919 C938 2p 1.5p C967 5p C969 C970 47p C971 47p 5.6n L914 5.6n L915 1p C977
IC405 +B CONTROL FREQUENCY CONTROL FREQUENCY VCO 1 MODULATION TX VCO C66 R62 3.75V C79 C82 FL : 7.60V FL : 2.17V FH : 2.18V
T : 13.49V R : 13.59V LT1616ES6-PBF 4 3 50M R40 L6 C50 R84 D7 C59 L18 6p R976 C74 150k 3p 33p R938 100 FH : 7.55V
L404 5 VIN SHDN GND FB 2 5.02V 0 10u 150p 0 1SV278F C862 12p 17.5n MCH3914(8)-H Q5 0 0.5p C982 2p D101 FL : 5.97V FL : 2.04V TX DRIVE AMP Q151 L159 C169 C165 L160 L161 C121 C245 Vgg
6 SW BooST 1 1SS388F D409 50M 1.5p 2SC5636 Q9 T/R SWITCH FH : 5.60V FH : 2.02V RD01MUS1-T113 1.5n 47p R168 12 10p 8.2n 8.2n 47p R102 10 47p
D405 REVERSE 4.62V 2.5p C173 2p C564 T : 4.91V R : 7mV FH : 1.05V FL : 1.08V TX PRE-DRIVE AMP Q150 4p C158 R159 12 10p C112 C155 4p C116 7p R103 10
PROTECTION L405 L152 2SK3077F
IC405,D407,409 22u L40 C146 2p L921 10n C107 100p C160 2p C163 5p C167 1.5p C168 47p L450 5.1n L451 5.1n C182 15p HVC131 D101 C151 5p R152 33 C152 47p C648 4p C153 6p 6.8n
CONVERTER (50M) DC/DC D4 D8,11,12 OTHER : 3.95V TA : 20mV L21 R153 C86 2SC5108(Y)F Q420 R : 3mV
FREQUENCY CONTROL FREQUENCY CONTROL VCO 2 VCO Q6 270n C69 33 50C L36 1.86V 3p T : 3.45V
R41 L7 C51 R85 D8 C58 L17 MCH3914(8)-H 5p R977 C76
33M IC408 33A 33A 0 10u 150p 0 1SV305F 7p 22n 0 0.5p R : 2.18V T : 4.21V R171
5.02V 1 XC6204B332M-G 5 3.34V SSM6L05FU-F Q416 3.32V 10k 80T 80T
2 VSS VIN VOUT 50MC 33A_2 R111 RF BUFFER AMP T/R SWITCH
3 CE NC 4 2SA1955A-F Q412 3.78V 1.50V 15M 100k SWITCH (VCO) T/R 80T L107 Gate Bias
VOLTAGE D408 DC SWITCH (50MC) 15M Q8
REGULATOR (33A) DC SWITCH (50IF) MC2848-T111 R352 L41 D14 SSM3J05FU-F T : 0V R : 2.86V L108
SBC_2 43mV 0 2.12V TX MODULATION SSM6L05FU-F Q7 T/R SWITCH (VCO) L109
1.92V REVERSE SSM3K15TE(F) Q410 R53 80T 80T
CURRENT (OR 33M/SBC_2) PREVENTION DC SWITCH (50MC) 0.1u C54 47k 470k R56 1.8k R142 R : 0V T : 7.84V
1.56V IC5 50R R261 4.7k NJM12904RB1 IC103
3.31V 3.31V VOLTAGE REGULATOR (15M) R27 TC75W51FK(F) 4.16V L10 R83 4.16V 100 R984 1 8
33M 47k 1 VDD 7 8 5.01V 0 TA : 3.30V AoUT A-IN 2 BoUT V+ 7
Q405 3.31V SCTAM1 2 R44 OTHER : 1mV DRAIN BAIAS PROTECTION R136 27k 3 B-IN 6 R147
2SA1955A-F DC SWITCH Q406,411 Q411 3.31V 33BU R25 0 R29 0 390 R35 R37 10k R34 1k 3 4 6 5 0 2SC5383-T111 Q4 Fin Fin GND 4 A+IN B+IN 5 100k L119
(SCTAM1) DC SWITCH (33BU) 2SA1955A-F D410,411 3.00V CV VSS 1.64V RIPPLE R981
3.30V SSM6N17FU Q406 R422 2.87V PREVENTION, REVERSE VCO MODULATION/ FILTER R : 1.83V R : 4.75V C263 47p 1k
10k D410 DC/DC BUFFER AMP (CV) VCO_MOD T : 0V R339 C344 T : 0V C267 AUTO POWER
1SS388F BATT CHK 47 100p 2SC5636 Q208 R : 1.21V 2.5p LP : 3.30V HP : 1mV CONTROL F-L : 0.66V
T : 0V F-H : 0.61V
/BINT BUFFER AMP (LOCAL)
C415 VOLTAGE /RST 2
100p REGULATOR (80C) SB D2 DA221
13.59V Q404 13.58V NJM78M08FA-ZB IC403 7.92V 80C 1 RIPPLE XC221A1200MRG IC4 5.01V
2SJ645 1 IN oUT 3 80C 7.91V FILTER 7.34V VoUT 1 5 R36 R : 4.89V C215
DC SWITCH (SB) 2 GND Q407 T : 7.86V R : 6mV R80 2SC5383-T111 Q1 R81 2 VSS 10M L35 R346 22k R204 47 560n L202 100p 2
8.02V 12A02CH 80T 80T 0 0 3 VDD 4 R76 470k 33C L33 R207 330k R332 0 10p C211 L204 47n C220 47p C222 0.01u C223 0.01u R : 4.94V
REVERSE D406 4.7k R423 DC SWITCH (80T) R : 6mV IN+ IN- 1.08V 3.28V R213 0.01u C208
REVERSE CURRENT (BLVL) PREVENTION CURRENT T : 3.28V BUFFER AMP (VCO TUNE) D2 BYPASS L905 1k Q203 2SC5636 IF IC R : 4.97V CMY210 IC716
PREVENTION D403 TXC DIODE 100n C17 0.01u C16 0.01u TK10931VTL-G IC202 R997 0 L215 18n 4 3
1SS416 1.73V Q408 80R RT1N141U-T111 Q413 VCO TUNE C210 1 OSC<B> RFin 24 0 R345 C234 0.01u 100k R237 5 VCC GND_2 LoIN GND_1 2
Q402 12A02CH 80R 2nd LOCAL BUFFER AMP (X3) 0.1u 3 2 OSC<E> GND 23 22 C232 0.1u R : 4.34V 4p C94 6 IF/RF RF/IF 1
RT1N141U-T111 DC SWITCH R424 4.7k DC SWITCH (80R) T : 0V R : 7.91V 33C R210 10 4 MIXo COMPo 21 R227 100k Q204
(SB) VOLTAGE REGULATOR (50C) C482 TEMPERATURE SENSOR 13 CPoUTMAIN 6 5.00V C225 R338 0 5 AMIFi VCC COMPi NAMPo 20 R223 2SC3356(R23) R258 0 270n L910 0.01u C964 L217 8.2n 1ST MIXER
R408 3.29V 7.92V TA7805F-NQ IC404 5.02V 50C RT1N141U-T111 Q414 T : 1mV R : 3.25V 100p LM73CIMKX-0 IC1 3.30V 14 NC_1 NC_2 VCCCPMAIN 4 5 0.1u C217 0.1u 6 AMIFdecp NAMPi 19 270k C341 R334 IF AMP 1st
10k 1 IN oUT 2 50C R918 4 SMBCLK VDD 3 15 16 NC_3 IC3 LD/PSMAIN FVCoMAIN 3 CF201 WIDE R216 C228 0.1u 7 FMIFi AGC 18 1u 0 R230
3 GND 12A02CH Q409 T : 0V R : 5.00V R919 100 6 5 ALERT GND 1 2 17 NC_4 NC_5 SKY72310-362 FVCoMAIN 2 1 3.25V 0.1u C330 R343 0 L72-1027-05 C331 0 C218 4.7u 8 FMIFdecp1 AGCAMPo 17 1k
50R 1 100 SMBDAT ADDR 18 NC_6 PLL IC VCCECT/CML 0.22V W5K : 0.90V IN oUT 0.1u CF SWITCH C219 4.7u C227 82p 9 FMIFdecp2 RFAGCo 16 R234 10k
R425 4.7k DC SWITCH (50R) 100p C483 3.20V 1.22V CF D201 DAN235E D201 NW : 0V W4K : 0.90V (W/N) D202 CD201 11 10 LIMo RSSIo 15 14
RXC L77-3016-05 X1 (19.2MHz) BUFFER AMP C92 L1 (W/N) SWITCH DV : 0V DN : 0.90V DAN235E 12 QUADi AMSW 13 22k R228
RT1N141U-T111 Q415 VC VCC 2SK3737-5 Q11 0.01u 4.7u R6 4.7k R10 0 W5K : 0V NARROW CF202 L79-1850-05 R215 FMDETo AMDETo
1 1 IC406 1 C88 L32 SWITCH NW : 0.90V W4K : 0V C332 R344 IN L72-1041-05 oUT C333 3.3k
5.01V TK71733S 3.28V 33C GND oUTPUT 0.01u 0.64V 3.30V C19 100p (W/N) DV : 0.90V DN : 0V 0.1u 0 0.1u Q212 EMD9 TC75W51FK(F) IC203
1 2 GND VIN VoUT 5 33C C20 100p Q201 R238 5 VSS 4
3 oN/oFF NP/VREF 4 C21 100p 100p C28 RT1P141U-T111 R209 10 10k 6 2 3
4.73V VOLTAGE R92 LOCK : 3.14V SWITCH W5K : 5mV R : 4.98V 7
REGULATOR (33C) 1.64V 0 R : 1.96V T : 0V UNL : 0.30V (W/N) DN : 5mV NW : 3.29V W4K : 5mV 8 VDD 1 R 4.33V
IC407 33C 2nd LOCAL R13 Q202 DV : 3.29V SWITCH WIDE/NARROW C365 3.33V BUFFER AMP C366 2SC3356(R23) Q205
5.01V 1 XC6204B332M-G 5 3.30V 33GPS SWITCH 47k RT1N441U-T111 2 100p (RSSI/VAGC) 100p 1st
2 VSS VIN VOUT 33GPS W5K : 2.86V W4K : 2.86V R : 1.38V L72-1040-05 CF203 IF AMP
3 CE NC 4 DN : 2.86V NW : 0.26V C212 R212 0.1u C230 oUT IN RAGC VAGC
VOLTAGE DV : 0.26V 0.1u 0 BUFFER AMP
1 REGULATOR (33GPS) (2nd IF DET)
2 2 2 2 2 2 2 2 2
9 2 2 9 9 MI1 MI1 9 9 9 MI1 MI1 9 9 9 MI1 MI1 9
ME ME ME ME ME ME
POWER MODULE LCD
FL : 13.40V FH : 13.41V DISPLAY UNIT (X54-3680-10)
TX POWER 8.00V 7.97V
DETECT D103 80C Q910 12A02CH LCD KEY
D109 HSB88AS-E ANTENNA SWITCH TX/RX LED 7.27V LCD
(TX) TX/RX LED (BUSY) LIGHT BACK SW
FWD T : 1.55V R : 7mV R : 0V T : 0.78V R :0V T : 5.00V Q905 Q906 R : 5.00V T : 0V D915-926 D927-936 CN905
C940 C941 D103 C186 L112 L113 L114 R890 ANT RT1N141U-T111 RT1N141U-T111 Q908 BACK LIGHT LCD KEY BACK LIGHT
6.0p 100p MA4PH633 100p 8n 8n 8n 0 R924 RT1N141U-T111
1k
REV R925 T : 1.86V R :0V T : 0V R :1.98V 4.99V
DETECT TX POWER "PF4" VOL UP 1k 5C 0.76V
HSB88AS-E D108 ABSORPTION SURGE TX/RX LED Q909,911 UPA672T-A Q913 R976
R922 BLC1 0V RT1N141U-T111 Q909 (LCD BACK LIGHT) DIMMER SW 0
DA2J101 D922 R973 D920,921,925,926 ANTENNA CN902 2 CH UP "PF3" VOL DOWN 1k GREEN RED DIMM SSM3K15TE(F) Q911 33C
4.7k SWITCH SP 1 R919 16 5.00V 3.30V 3.30V
REVERSE CURRENT PREVENTION R923 1k 10k RESET LCD
80T (TX POWER DET) 80T CH DOWN "PF2" "PF1" 8.00V 7.87V XC6209B502P-G IC903 5.02V XC6204B332M-G IC904 3.31V SW
F-H : 1.18V F-L : 1.17V 2.52V R918 4 VIN CE 3 VOLTAGE L903 1 VIN VOUT 5 L908
TH1 10 VSS 2 REGULATOR (5C) 2
30 CN597 SPO SPO CN901 1 D908,911,912 KEY MATRIX 5 VoUT NC 1 3 VSS CE NC 4
28 29 SPO SPO 2 3 5.02V VOLTAGE BUS BUFFER (A1-A2) (D0-D7) BUS BUFFER
R983 C580 27 SPO SPO SPO SPO 4 REGULATOR (33C) 20
33k 100p 25 26 SPO SPO 5 6 3.12V 15 15 15 16 15
R980 R250 L906 SPO C581 24 SPO GND SPO GND 7 PSW POWER 33C 33C
0 0 L79-1928-05 C932 100p D923,924 80C 100p 23 80C 80C 8 80C 80C
RF LEVEL PROTECTION FOR SAW FILTER C582 22 SB SB 9 5C 5C 5C 5C
SB 100p 21 SB SB 10 AF BUFFER AMP (AFO) TC7SH08FU-F IC908
R630 1k C583 100p 19 20 NC NC 11 12 IC902 4 oUTY GND 3
/PSW 18 GND PSW /PSW GND 13 1 IN+ TC75S51FE(F) 5 5.02V 5 INA 1 2 15 15
2 C584 100p 17 GND GND 14 1000p C919 2 VDD 5.02V VCC INB 5C L905
C585 16 MIC MIC 15 C918 0.1u R913 82k R915 3 VSS 4 AND GATE R952
9 100p 15 16 47k IN- oUT (TXD1/RXD0) 0
C586 14 ME ME 17 AFOSW 16 16 AFOSW 16
AFO 0.01u 13 AFO GND AFO GND 18 0 R901 BLC2 BLC2 BUCNT1
12 /PRST /PRST 19 /PRST /PRST BUCNT2
L218 33p C95 R20 L220 L221 C587 100p 11 GND GND 20 5C 19
6.8n 22 10n 10n DC SWITCH SSM6N17FU Q501 9 10 GND GND GND GND 21 22 TXD 5C TXD 19 19
R : 4.31V 8 GND GND 23 RXD RXD DM/KVL LCDADJ LCDADJ 2 1 DIMM LCDADJ
L907 R : 7.23V /PRST PTT/TXD0 17 17 17 C967 1000p R944 100k 3 4 /LCDRST
12p C96 8.2n L8 15p C235 R38 0 C113 9p C929 10p L79-1928-05 1.5p C99 OVER DC D907 DUAL BUS IC907 R996 5 AFOSW WP
C126 L27 C140 R87 C588 SUPPLY PROTECTION REVERSE CURRENT D910 (RXD0/RXD1) BUFFER TC7WH126FU-F 4.7k R945 0 6 BYTE
Q2 100p 5.6n 100p 0 100p 7 SHIFT SHIFT 25 24 PREVENTION(HK/RXD) 5 6 A2 Y1 GND 3 4 19 R946 0 7 CNVSS
R : 0.38V 3SK293-F LNA R : 1.79V 50C 6 50C NC 26 C917 7 G2 Y2 2 8 9 BLC2 BLC1
C589 100p 5 NC 5C 0.1u 5.02V 5C 5C 5.02V 8 VCC A1 1 G1 BUCNT2 C946 100p
D504 4 3 TXD TXD 28 27 TC7W66FK-F IC901 R947 470k
RXD1 1SS416 C825 2 GND RXD RXD GND 29 1 8 ON HOOK /PRST /PRST R948 10k 10 RST2
SCRXD R633 CURRENT REVERSE 100p 1 GND GND 30 IN oUT1 2 oUT IN1 CoNT1 VCC 7 : 0V R949 1k 12 11 Xout
0 (RXD) PREVENTION GND CoNT2 4 3 oUT_IN2 IN_oUT2 5 6 IC905 13 Xin VSS
LINE PROTECTION Q901 BUS BUFFER (TXD0) 4 TC7SH126FU-F oUTY 3 TXD1 RXD1 C947 0.1u 14 5.02V
33M C910 C912 (SB) AFO/BLC SW SSM3K15TE(F) AFO SW Q902 Q904 GND 2 TXD0 RXD0 18 18 18 R950 47k 15 /NMI VCC1
100p 100p RT1N441U-T111 HK/RXD0 SW RT1N441U-T111 5 VCC INA G 1 BUCNT1 2.23V R942 0 17 16 LDM
SCTXD TXD1 J901 8 DM/KVL C911 100p DM/KVL DM/KVL R905 1k 5.02V TH901 17 DM/KVL R943 18 DM/KVL
C590 7 HK/RXD 5.01V HK/RXD HK/RXD 100k -t° PTT/TXD0 1k 19 /PTT 12KEY_1
R245 0.01u 5 6 MIC ME 5.01V R929 R941 21 20 12KEY_2
100k C246 L71-0649-05 XF202 9 TC7SET08FU-F IC512 PTT/TXD 4 PTT/TXDO PTT/TXDO R906 LM2682MMX IC906 DC/DC CONVERTER (N100C) 470k IC909 120k 22 12KEY_4 12KEY_3
0.01u R320 R256 oUT IN R257 4 oUTY GND 3 E SB 2 3 13.52V 330 R933 4.86V 5 GND VoUT 4 LMC7101BIM5 24 23 12KEY_5
0 180 3 6 0 5 INA 2 1 1 BLC/AFO 5.01V R902 100 7 6 VIN C2- 3 2 4 INPUT- INPUT+ 3 2 25 12KEY_6 12KEY_7
50C 5.01V VCC INB D901 D904 1k LINE PROTECTION 8 NC C1+ C1- C2+ 1 5 V+ 1
(AND ITXD1/SCTXD) LEVEL SHIFT ABSORPTION SURGE SURGE ABSORPTION (PTT/TXDO) C935 -9.69V V- OUTPUT
D902 (DM/KVL) (BLC/AFO) D903 4.7u25 + (LCD CONTRAST ADJ) BUFFER AMP
ABSORPTION SURGE SUPPLY OVER DC 5C
(HK/RXD) PROTECTION
9 MI1 9 MI1 9 33C
ME ME DGND
-4.29V
C956 0.01u 20
C955 33C-2
100p 29LV16BT7KDDA IC913 FLASH MEMORY
A1 25 A0
/CS0 26 CE 23 A1 24 A2
R900 0 27 VSS1 A2 22 A3 A4 A3
/RD 29 28 oE A4 20 21 A5
D0 D8 30 DQ8 DQ0 A5 19 A6 A7 A6
D1 31 32 DQ1 A7 18 17 A8
D9 D2 33 DQ2 DQ9 A18 A17 16 A19 /CS1
D10 35 34 DQ10 RY/BY 15 14
20 3.30V D3 D11 36 DQ3 DQ11 NC3 NC2 13 10k R986
/CS3 C962 D4 37 38 VCC DQ4 WE RESET 12 11 /WR
L907 0.1u D12 40 39 DQ12 NC1 10 9
21 D5 D13 41 DQ5 DQ13 A19 A8 8 /CS2 A9
D6 43 42 DQ6 6 7 A9 A10 21
D14 D7 44 DQ14 DQ7 A10 A11 5 A11 A12
D15 46 45 DQ15/A-1 A12 4 3 A13
15 R992 47 BYTE VSS2 A13 A14 2 A14 A15
0 A17 48 A16 A15 1 A16
5.02V
20
D937
REVERSE PREVENTION CURRENT
20 21 (SRAM WR)
D11 75 D11
D12 73 74 D12
D14 D13 72 D14 D13
D15 71 70 D15
A1 A0 69 A1
A2 67 68 A2
A4 A3 66 A3 A4
IC911 A5 64 65 A5
30620MCP497GU MCU A6 A7 63 A6 A7
VSS 62 61
A8 60 A8
A9 VCC2 59 A9
A10 58 57 A10
A12 A11 55 56 A11 A12
A13 A14 54 A14 A13
A15 52 53 A15
A16 A17 51 A17 A16
20 21
18 L906 21
DGND