GX-201KHF2/LHF2/RHF2/SHF2 COMPONENTS DESCRIPTION SYNTHESIZER UNIT (X14-694x-xx) Ref. No. Application / Function Operation / Condition / Compatibility IC11 FM diversity IC FM diversity switching (Only for GX-201JHF2/KHF2) IC12 AM noise canceller IC AM noise canceller IC13 2-piece ope-amp RDS noise amp (Only for GX-201LHF2/RHF2)
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GX-201KHF2/LHF2/RHF2/SHF2 COMPONENTS DESCRIPTION Ref. No. Application / Function Operation / Condition / Compatibility Q813 P-ON5V power supply switch For P-ON5V Q815 BU detection When BU ON, Lo output Q816 P-ANT circuit control switch When tuner, BU electric potential output Q817,818...
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GX-201KHF2/LHF2/RHF2/SHF2 MICROCOMPUTER’S TERMINAL DESCRIPTION SYSTEM MICROCONTROLLER IC : 703037AYGFM02 (X14 : IC81) Pin No. Pin Name Application Processing Operation Description SC_DATAIN Slave data output (Panel communication) (UART) 19200bps PLL_SDA F/E (+EEPROM) data input/output (I2C) 100kHz or less MECHA_SDA CD mechanism data input/output...
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GX-201KHF2/LHF2/RHF2/SHF2 MICROCOMPUTER’S TERMINAL DESCRIPTION Pin No. Pin Name Application Processing Operation Description NAVI_SW NAVI voice switching NAVI interruption : H, Normal : L NAVI_MUTE NAVI voice Frontch interruption mute (When switching) NAVI interruption start/release : L, Normal : H AM 9kHz step 747~900, 1125~1287, 1494~1629 : Hi,...
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GX-201KHF2/LHF2/RHF2/SHF2 MICROCOMPUTER’S TERMINAL DESCRIPTION Pin No. Pin Name Application Processing Operation Description REF_CON A/D port reference voltage output ACC ON : H, Other : L AVDD 5V electric potential AVSS GND electric potential AVREF A/D port reference voltage input 77~80...
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GX-201KHF2/LHF2/RHF2/SHF2 MICROCOMPUTER’S TERMINAL DESCRIPTION Pin No. Pin Name Application Processing Operation Description 43,44 Not used, Open Detect IGN signal. Lo : Communication permitted, IGN_DET External interruption 0 (IGN signal) Hi : Communication prohibited External interruption 1 Breakup condition output from Audio.
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GX-201KHF2/LHF2/RHF2/SHF2 MICROCOMPUTER’S TERMINAL DESCRIPTION Pin No. Pin Name Application Processing Operation Description Sub clock terminals for accommodating 2 clocks Sub clock terminals for accommodating 2 clocks Not used, Connected to GND GND connection terminal CPU main clock supply 3.9936MHz crystal is used.
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GX-201KHF2/LHF2/RHF2/SHF2 SECURITY CODE (GX-201RHF2) The audio security system has been set for GX-201REF2 As a result of confirmation, if the code is judged to be au- and GX-201RHF2. thentic, the system goes into normal operation. However, if the code is not judged to be authentic, then the system goes into the Security mode.
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GX-201KHF2/LHF2/RHF2/SHF2 PC BOARD (COMPONENT SIDE VIEW) SWITCH UNIT (GX-201KHF2/RHF2) X25-929x-xx (J74-1341-22) LOAD BAND TAPE DISP DISP A-STORE TONE TONE TONE BAL/FAD S129 F DEF F DEF S130 R DEF R DEF DOWN MODE...
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GX-201KHF2/LHF2/RHF2/SHF2 CDEJ SCAN TAPEEJ MDEJ NEWS SEEK SEEK DOWN Refer to the schematic diagram CLOSE/OPEN AIR for the values of resistors and ca- pacitors.
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GX-201KHF2/LHF2/RHF2/SHF2 R172 X25-929x-xx Ref No. Address SCR1 R140 SCR0 R139 R138 R129 FL(A)+B R181 C55 C16 R103 R182 R183 R184 R185 R164 R118 R163 R124 R110 R112 R109 R133 Refer to the schematic diagram for the values of resistors and ca-...
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GX-201KHF2/LHF2/RHF2/SHF2 PC BOARD (COMPONENT SIDE VIEW) SWITCH UNIT (GX-201LHF2/SHF2) X25-9292-72 (J74-1348-12) CDEJ SCAN TAPEEJ NEWS LOCAL SEEK SEEK DOWN DOWN CLOSE/OPEN AIR...
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GX-201KHF2/LHF2/RHF2/SHF2 LOAD BAND TAPE DISP A-STORE TONE TONE TONE BAL/FAD S129 F DEF F DEF S130 R DEF R DEF Refer to the schematic diagram MODE for the values of resistors and ca- pacitors.
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GX-201KHF2/LHF2/RHF2/SHF2 PC BOARD (FOIL SIDE VIEW) SWITCH UNIT (GX-201LHF2/SHF2) X25-9292-72 (J74-1348-12) R142 R107 R143 R133 HTR RX R116 R148 HTR TX ACC DET R170 R171 R112 R134 R109 R135 R124 R163 R164 R110...
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GX-201KHF2/LHF2/RHF2/SHF2 R111 C34 C35 R172 R125 X25-9292-72 Ref No. Address R140 R139 R138 R129 FL(A)+B FL(A)GND R103 R144 R118 R145 R183 R184 R185 R134 R135 R175 Refer to the schematic diagram for the values of resistors and ca- pacitors.
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GX-201KHF2/LHF2/RHF2/SHF2 PC BOARD (COMPONENT SIDE VIEW) CD PLAYER UNIT X32-5240-01 (J74-1249-02) R218 R202 C26 R36 R125 R121 R107 R118 R108 R122 R126 X32-5240-01 Ref No. Address Refer to the schematic diagram for the values of resistors and capacitors.
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GX-201KHF2/LHF2/RHF2/SHF2 PC BOARD (FOIL SIDE VIEW) CD PLAYER UNIT X32-5240-01 (J74-1249-02) FBAL GCTL TBAL VDET Vref TRCRS BU 5V D GND D OUT 12EJE SLED-/EJECT /CLK DATA SLED+/LOAD 8EJE R214 A +8V S 7.5V A GND S GND R101 R103...