Related Manuals for Eastern Times Technology JR1927M
Summary of Contents for Eastern Times Technology JR1927M
- Page 1 DOGNGUANG HONGYUANWEI TECHNOLOGY Co.,LTD Product specification Description： media player Model： JR1927M Customer Approved Approved Checked Prepared 批准 审核 制作 蓝焕祥...
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Page 2: Table Of Contents
List 1. Scope of application................. 3 2. Electrical parameters ................3 3. Function description ................3 4. Physical map ..................... 4 5. Block diagram ................... 4 6. Schematic diagram ................... 5 7. Structure size chart .................. 5 8. PCB wiring diagram .................. 6 9. -
Page 3: Scope Of Application
1. Scope of application Application product number: Application product name: Application component: body 2. Electrical parameters Working voltage: DC12V Working current: playing music ≤800mA Operating voltage range: DC8V~12V Storage temperature: -20~ +70℃ Working temperature: 0~+60℃ Relative humidity: 45%~85% 3. Function description 1. -
Page 4: Physical Map
5. Light button; When the machine is turned on, it is turned off by default. Press once to turn on the lights, and the white light is on at the same time; press the lights again to turn off, and the white light is off at the same time. 6. -
Page 5: Schematic Diagram
6. Schematics diagram 3401 +3.3V MP4-LB LINEIN IIC_DAT NP4喇叭 SD_DAT 内置收音机 CX40876R-7 FMIP SD_CLK SD_CMD USBDM FM_ANT USBDP +3.3V 2.2K 180nH ANT1 CONNECT 10pF IIC_CLK 3904 0Ω SD_DAT DACR PB0/ADC6 DACR B-OUT VSSIO SEG1/PA1 BT_ANT VDDLDO ROCK-OUT 功放 220uF VBAT SEG2/PA2 RTCVDD LINEIN... -
Page 6: Pcb Wiring Diagram
8. PCB Wiring diagram Top line Bottom line diagram... -
Page 7: Wiring Diagram
9. Wiring diagram 10. Packaging 1. Visual inspection after wave soldering is completed to check whether the appearance meets the requirements. There should be no false soldering, false soldering, short circuit, open circuit and other undesirable phenomena. There is no tin slag, tin bead and other sundries on the substrate, and the board surface is clean and tidy without stains. - Page 8 FCC Caution. (1)§ 15.19 Labelling requirements. This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.
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