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参数资料
| 型号： | YP-NDUMP3 |
| 英文描述： | Programmable Logic IC; Logic Type:Programmable; No. of Macrocells:134; Package/Case:208-PQFP; Leaded Process Compatible:No; Number of Circuits:576; Peak Reflow Compatible (260 C):No; Mounting Type:surface mount RoHS Compliant: No |
| 中文描述： | MP3_ICs：MSM66Q573L MAS3507D DAC3550A UDA1360 |
| 文件页数： | 20/21页 |
| 文件大小： | 946K |
| 代理商： | YP-NDUMP3 |
Samsung Electronics
4-1
4. Troubleshooting
Symptoms
Possible Causes
Check Point
Action
No LCD
No Recording
Faulty recognition
of memory
Faulty switch
operation
Faulty down load
Faulty switch
operation
Faulty remote
control button
No Power
Replace Main &
Sub board
Replace LCD
Replace Z1
Check Vcc5
Check TP4 (High)
Replace (U14)
Replace Main & Sub
Soldering
Replace Flash Memory
Soldering
Replace Switch
Replace main board
Soldering
Replace Switch
Replace remote control
Faulty LCD
Faulty Z1, U15, U14
- Open or Short PCB
- Faulty Flash Memory
- L3(3V)
- U1 Pin 3,13,35,80(3V)
- J1 PIn 1 (3V)
- U1 Pin 98 (Signal)
- C66 (Signal)
- U15 PIn 5(3V)
- U14 Pin 11,12,13 & TP3(Signal)
- Ports between U2 and memory
chip (smart media card socket)
- Mechanical parts
- Check TP1, TP2
- Open/Short test of switch
- Mechanical parts
- Check between U1 and U17
- Cold soldering on J6
- U14 Pin 6,16(3V)
- Cold soldering on switch
- Open PCB pattern
- Open or Short on switch
- Open PCB pattern
- Open / Short test of switch
- Mechanical parts
- U1 Pin 17
- Faulty Remote control
- Cold soldering
- Open or Short on switch
- Faulty J6
相关PDF资料 |
PDF描述 |
|---|---|
| YP1018KJ | Programmable Logic IC; Logic Type:Programmable; No. of Macrocells:220; Package/Case:484-FBGA; Leaded Process Compatible:No; Number of Circuits:1728; Peak Reflow Compatible (260 C):No RoHS Compliant: No |
| YP1027KJ | FPGA, FLEX 10KS, 50K GATES, PQFP240; Logic IC family:FPGA; Logic IC Base Number:10; Logic IC function:EPF10K50S; Voltage, supply:2.5V; Case style:PQFP; Gates, No. of:50000; I/O lines, No. of:189; Pins, No. of:240; Temp, op. RoHS Compliant: Yes |
| YP102K0J | FPGA, FLEX 10KE, 30K GATES, FBGA256; Logic IC family:FPGA; Logic IC Base Number:10; Logic IC function:EPF10K30E; Voltage, supply:2.5V; Case style:FBGA; Gates, No. of:30000; I/O lines, No. of:176; Pins, No. of:256; Temp, op. RoHS Compliant: Yes |
| YP1047KJ | Programmable Logic IC; Logic Type:Programmable; Package/Case:256-BGA; Leaded Process Compatible:No; Number of Circuits:1728; Peak Reflow Compatible (260 C):No RoHS Compliant: No |
| YP1010KJ | Programmable Logic IC; Logic Type:Programmable; No. of Macrocells:220; Package/Case:484-FBGA; Leaded Process Compatible:No; Number of Circuits:1728; Peak Reflow Compatible (260 C):No RoHS Compliant: No |
相关代理商/技术参数 |
参数描述 |
|---|---|
| YPP-106 | 制造商:Hosa Technology 功能描述:Y Cable 1/4" TSF To Dual 1/4" TS 制造商:HOSA 功能描述:Y CABLE 1/4 TSF TO DUAL 1/4 TS |
| YPP-111 | 制造商:Hosa Technology 功能描述:Y Cable 1/4" TS To Dual 1/4" TSF 制造商:HOSA 功能描述:Y CABLE 1/4 TS TO DUAL 1/4 TSF |
| YPP-117 | 制造商:Hosa Technology 功能描述:Stereo Y-Cable 1/4" TRS To Dual 1/4" TSF 制造商:HOSA 功能描述:STEREO Y-CABLE CABLE 1/4 TRS TO DUAL 1/4 TSF |
| YPP-118 | 制造商:Hosa Technology 功能描述:Y Cable 1/4" TRS To Dual 1/4" TRSF 制造商:HOSA 功能描述:Y CABLE 1/4 TRS TO DUAL 1/4 TRSF |
| YPP-136 | 制造商:Hosa Technology 功能描述:Stereo Y-Cable 1/4" TRSF To Dual 1/4" TS 制造商:HOSA 功能描述:STEREO Y-CABLE CABLE 1/4 TRSF TO DUAL 1/4 TS |
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