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PLL SYNTHESIZER STEREO RADIO WITH 

COMPACT DISC PLAYER DIGITAL 

 

 

 

 

 

 

 

 

 

 
 
 
 
 
 
 
 
 

 
 
 
 
 

 

MODEL  NO :NXC929

NOBLEX

Summary of Contents for NXC929

Page 1: ...PLL SYNTHESIZER STEREO RADIO WITH COMPACT DISC PLAYER DIGITAL MODEL NO NXC929 NOBLEX ...

Page 2: ...ENTS Page Disassembly Instructions 3 Disassembly Diagram 4 Operation Check 5 Printed Circuit Boards 6 Schematic Diagram Main board 9 Schematic Diagram Key board 11 Electrical Parts List 12 Specifications 20 ...

Page 3: ... remove the Deck Front Bracket Remove two screws H from under the deck rear bracket then remove the Deck Rear Bracket 7 Remove two screws I from on the left side of the heat sink then remove the Power IC Bracket 8 Remove two screws J from on the left side of the heat sink 9 Remove two screws O from on the rear of the Rear right Cabinet then remove IC Bracket Remote the two screws L then to remove ...

Page 4: ...DISASSEMBLY DIAGRAM ...

Page 5: ... 74 dBμV Modulation MW 1 kHz 30 MOD FM Stereo 1 kHz 75 kHz DEV 45 for L only or R only pilot level 10 AF output level Power source voltage AF load impedance Balance Tone The signal strength read FM MW DC 14 4V Backup voltage is the same as this 4 ohm pure resistance Center position of level Center position in this section is voltage on the antenna ...

Page 6: ...PRINTED CIRCUIT BOARDS MAIN BOARD ...

Page 7: ...TOP VIEW PRINTED CIRCUIT BOARDS KEY BOARD ...

Page 8: ...BOTTOM VIEW PRINTED CIRCUIT BOARDS KEY BOARD ...

Page 9: ... L13 270NH D2 IN4001 R6 NC 0R C2 104 C33 104 C35 NC 474 C37 NC 474 B ACC RL RL FL FL FR FR RR RR ANT AUS R AUX L USB5V USBD USBD VDD5V REM LCD INH ENCODER LCD CE KEY2 LCD CLK KEY1 LCD DATA J67 9V J69 C38 104 R69 NC 4 7K C44 105 C50 105 C7 225 C55 225 C6 225 RES R694 100R Q12 8550 R16 10K R19 4K7 1 2 3 Q13 3875 C11 225 C15 225 D5 4148 D6 4148 RD J12 R1 100R R2 100R ZD2 2V7 R34 4K7 C815 225 R47 100K...

Page 10: ...T_SL 12 VOUT_SL 13 VOUT_FC 14 VOUT_FC 15 VOUT_TK 16 VOUT_TK 17 VOUT_LD 18 VOUT_LD 19 PVCC 20 NC 21 VCTL 22 GND 23 VIN_LD 24 NC 25 TRB_2 26 VIN_TK 27 BIAS 28 MUTE 29 30 U7 SA1466 C89 104 R159 1K R152 12K C83 102 R151 10K C84 104 R153 1K R149 2 4K C97 104 C98 104 R155 1K C64 104 R154 1K R182 2K R180 10R C141 104 D7 1N4148 R181 10R C145 104 Q8 9015 Q11 3904 VDD TX RX GND1 30M RST Q14 2SB1132 Q16 2SB1...

Page 11: ...ED7 LED8 R4 470R R17 NC R19 82K R16 22K BND SEEK R36 8K2 SEEK R37 12K R30 470R R31 1K R32 1K8 R33 2K7 R34 4K3 POWER DSP MODE 1 2 3 4 USB C5 104 R14 NC R35 6K2 1 LAMP 2 GND 3 LCD_DA 4 KEY1 5 LCD_CLK 6 KEY2 7 LCD_CE 8 VOL A_ENC 9 VOL B_LCD INH 10 REM 11 VDD 12 USB_D 13 USB_D 14 USB_5V 15 AUX_L 16 AUX_R 17 GND CON1 LED9 LED10 R5 470R LED11 LED12 R6 470R LED13 LED14 R7 470R LED15 LED16 R8 470R R18 47K...

Page 12: ...O 0000 main board board PCB 单面 PCB ISO座板 3000 3220系列 1 PCS 08 006477 1000 Plug capacitance E CAP 470uF 6 3V 20 Ф8X高5MM 插件 1 PCS C78 08 010107 1000 Plug capacitance E CAP 100uF 10V 20 Ф6X5 5 MM 插件 10 PCS C125 C48 C606 C24 C17 C3 C26 C31 EC23 EC2 08 016226 1000 Plug capacitance E CAP 22uF 16V 20 M4X5MM插件 4 PCS C618 C32 C73 C63 08 016338 1000 Plug capacitance E CAP 3300uF 16V 20 105 Φ13X21MM 插件 1 PCS...

Page 13: ... NPO 2 PCS C25 C81 09 063101 0300 SMT Capacitor CER CAP 0603 100PF 50V 5 NPO 2 PCS C817 C149 09 063102 0100 SMT Capacitor CER CAP 0603 1000PF50V 10 X7R 10 PCS C12 C13 C54 C83 C805 C806 C807 C808 C603 C604 09 063103 0100 SMT Capacitor CER CAP 0603 0 01UF 50V 10 X7R 3 PCS C38 C77 C85 09 063104 0000 SMT Capacitor CER CAP 0603 0 1u 16V 20 X7R 46 PCS C620 C621 C622 C623 C1 C2 C14 C27 C29 C36 C39 C43 C4...

Page 14: ...0000 SMT Resistor RES 100R 1 10W 5 0603 SMT 2 PCS R3 R95 07 063102 0000 SMT Resistor RES 1K 1 10W 5 0603 SMT 3 PCS R9 R10 R68 07 063103 0000 SMT Resistor RES 10K 1 10W 5 0603 SMT 3 PCS R8 R18 R61 07 063122 0000 SMT Resistor RES 1 2K 1 10W 5 0603 SMT 2 PCS R13 R79 07 063123 0000 SMT Resistor RES 12K 1 10W 5 0603 SMT 4 PCS R76 R83 R4 R47 07 063183 0000 SMT Resistor RES 18K 1 10W 5 0603 SMT 2 PCS R77...

Page 15: ...e MW 522 1620 kHz 9kHz Step Sensitivity MW 32 dBµ S N 20 dB Signal to Noise Radio More than 45 dB CD PLAYER Frequency Response 20Hz 20 000Hz Signal to Noise Radio More than 65 dB Channel Separation More than 60 dB T H D Less than 0 30 AUDIO AMPLIFIER GENERAL Output Power 4X40 W Speaker Output Impedance 4 ohm Power Source DC 12V Negative ground Note Specifications are subject to change without noti...

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