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How to connect external DVD-ROM to computer
1. Prepare the external optical drive, and complete the connection.!! 2. Connect the cable of the optical drive according to the size of the interface...About April 2018 Hong Kong Electronics Fair（Spring Edition）Notice
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Nowadays, more and more data is burned into optical disks, which has become an important choice for many people to store large amounts of information....How to use the recorder correctly
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Laptop AC Adapter for Lenovo 20V 4.5A 90W 7.9X5.5mm
- Input (input): 100-240V (universal)
- Output (output): Voltage:20V Current:4.5A
- Power (power): 90W
- Interface:7.9X5.5mm
Laptop AC Adapter for Lenovo 20V 4.5A 90W 7.9X5.5mm
Input (input): 100-240V (universal)
Output (output): Voltage:20V Current:4.5A
Power (power): 90W
Interface:7.9X5.5mm
IBM X60,t60,r61i
Features:
1. Output short circuit protection
2. overload overvoltage protection filter
3. The use of imported components, high reliability
4. Good anti-jamming capability
5. DC ripple, high efficiency
6. Low temperature, long service life
7. The wide input voltage range, in line with the global standard
8. good insulation properties, high dielectric strength
9. Short circuit, overload, overvoltage protection
10. Full load high temperature burn-in, 100% burn-in test
Input (input): 100-240V (universal)
Output (output): Voltage:20V Current:4.5A
Power (power): 90W
Interface:7.9X5.5mm
IBM X60,t60,r61i
Features:
1. Output short circuit protection
2. overload overvoltage protection filter
3. The use of imported components, high reliability
4. Good anti-jamming capability
5. DC ripple, high efficiency
6. Low temperature, long service life
7. The wide input voltage range, in line with the global standard
8. good insulation properties, high dielectric strength
9. Short circuit, overload, overvoltage protection
10. Full load high temperature burn-in, 100% burn-in test
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