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Noblex NXR1009 Service Manual

Noblex NXR1009 Service Manual

Pll synthesizer stereo radio with compact disc player digital

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NOBLEX
PLL SYNTHESIZER STEREO RADIO WITH
COMPACT DISC PLAYER DIGITAL
MODEL NO :NXR1009

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Summary of Contents for Noblex NXR1009

  • Page 1 NOBLEX PLL SYNTHESIZER STEREO RADIO WITH COMPACT DISC PLAYER DIGITAL MODEL NO :NXR1009...
  • Page 2: Table Of Contents

    C O N T E N T S 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: Disassembly Instructions

    D I S A S S E M B LY I N S T R U C T I O N S 1. Using the unlock key that came with the unit or a similar tool, unlock the Mounting Box and remove toward the rear of the unit.
  • Page 4: Operation Check

    O P E R AT I O N C H E C K GENERAL SPECIFICATIONS OF SIGNAL Standard frequency 98.1 MHz (87.5, 108.0 MHz) 1000 kHz (522, 1620 kHz) Signal output 60 dBμV 74 dBμV Modulation 1 kHz 30% MOD. FM Stereo 1 kHz 75 kHz DEV.
  • Page 7: Printed Circuit Boards

    PRINTED CIRCUIT BOARDS MAIN BOARD...
  • Page 9: Schematic Diagram (Main Board)

    SCHEMATIC DIAGRAM (MAIN BOARD) VOL1 KEY1 VOL-B_INH TM1621 VOL-A_ENCODER LAMP+ CON1 LAMP+ LAMP+ 470R LCD_DA LCD_DA KEY1 KEY1 KEY1 LCD_CLK LCD_CLK KEY2 KEY2 USB_5V LCD_CE LCD_CE USB_D- 470R USB_D+ VOL-A_ENCODER VOL-A_ENC VOL-B_INH VOL-B_LCD-INH KB_VDD KB_VDD USB_D- USB_D- USB_D+ USB_D+ USB_5V USB_5V AUX_L AUX_L...
  • Page 10: Electrical Parts List

    ELECTRICAL PARTS LIST MAIN BOARD Part No. Part name Description Q’ty Unit Position SI4731 radio RSD-3227Y-4731 RSD3227Y配SI4731收音主板需增件 Motherboard 04-327680-0100 SMT crystals 晶体 32.768KHE Φ3X8MM 插件 PCS X1 07-012022-0000 SMT Resistor RES 2.2R 1/4W ±5% 1206 SMT PCS R25 07-063047-0000 SMT Resistor RES 4.7R 1/10W ±5% 0603 SMT PCS R46 07-063100-0000 SMT Resistor...
  • Page 11 08-016107-0000 SMT Capacitor E.CAP100U/16V±20% SMD Φ6.3*7 PCS C4 EC1 08-016476-0210 SMT Capacitor E CAP 47U/16V±20%SMDΦ5MM*5.5 PCS EC3 EC4 EC7 EC10/19/C38, 08-025106-0010 SMT Capacitor E CAP 10U/25V±20%SMDΦ4.5MM*5 PCS EC18 09-063102-0100 SMT Capacitor CER CAP 0603 1000PF PCS C21 C22/54 C805 C806 C807 C808 C2/8/20/25/30/31/39/40/41/45/53/58/60/62/9 09-063104-0000 SMT Capacitor CER.CAP 0603 0.1u/16V±20% X7R...
  • Page 12 LED backlight 17-097418-9010 LED 背光片 74X18X3.1MM白色插件 PCS LED shee 18-010035-0100 Microphones headФ3.5MM CD JACK 3PIN(PJ-359) PCS AUX1 18-030004-0111 USB earphone USB座 6PIN/高10MM 180度直插 PCS USB Pins negative 28-268193-0000 3227 LCD负显68X19.3X1.93MM PCS LCD1 black film LCD Patch 34-M17200-1000 connectors 接触器17P P2.0MM立式总高度6.2 PCS CON1 (male) White 40...
  • Page 13: Specifications

    SPECIFICATIONS FM TUNER Frequency Range ..............FM 87.5 - 108.0 MHz (50kHz Step) Sensitivity ....................FM 10dBµ (S/N=30dB) Stereo Separating (FM) ................... 30 dB (at 1kHz) Signal to noise ratio (FM) ................Better than 50 dB MW TUNER Frequency Range ..............MW 522- 1620 kHz (9kHz Step) Sensitivity ...................