Sony Service Engineer Interview Questions and Answers

Q1. Practical experience and customer service
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Q1. Basic knowledge
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Q1. About product knowledge
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Q1. About salary discussion
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Good gd

Nice one

Q1. Power on no display cause, No display diagnosis steps
Ans. 
Power on no display cause
• Check if the power cable is properly connected

• Ensure the monitor is turned on and functioning

• Verify if the graphics card is seated correctly

• Check if the display cable is securely connected

• Test the system with a different monitor or display
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Q2. No display diagnosis steps
Ans. 
Diagnosis steps for no display issue
• Check if the power cable is properly connected

• Ensure the monitor is turned on and the brightness is adjusted

• Inspect the video cable for any damages or loose connections

• Try connecting the monitor to a different device to rule out compatibility issues

• Check the graphics card or integrated graphics settings

• Restart the computer and check if the display comes back
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Q1. Function of VFD and it's working principles
Ans. 
VFD is a device used to control the speed of an electric motor by varying the frequency and voltage supplied to it.
• VFD stands for Variable Frequency Drive

• It converts AC power to DC power and then back to AC power at a variable frequency and voltage

• It allows for precise control of motor speed and energy savings

• Examples of VFD applications include HVAC systems, pumps, and conveyor belts
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Q2. All type of Chiller and basic difference between Screw and Centrifugal Chiller.
Ans. 
Screw and Centrifugal Chillers are two types of chillers used in HVAC systems. The basic difference lies in their compression technology.
• Screw Chillers use a rotary screw compressor to compress the refrigerant gas while Centrifugal Chillers use a centrifugal compressor.

• Screw Chillers are more efficient at part-load conditions while Centrifugal Chillers are more efficient at full-load conditions.

• Screw Chillers are suita...read more
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Q1. Details of previous organisation
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Aptitude and general knowledge check

Q1. Subject based questions
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Q2. Questions on sales too
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Last working question

Last working question

Q1. Salery discussion
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Q1. What is the BPO ?
Ans. 
BPO stands for Business Process Outsourcing.
• BPO involves contracting out specific business processes to a third-party service provider.

• It is commonly used for customer service, technical support, and back-office operations.

• BPO can help companies save costs, improve efficiency, and focus on core business functions.

• Examples of BPO companies include Accenture, IBM, and Infosys.
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Q2. What is the customer service ?
Ans. 
Customer service is the assistance and support provided to customers before, during, and after a purchase or interaction.
• Customer service involves addressing customer inquiries, concerns, and complaints.

• It includes providing information about products or services, helping customers make purchasing decisions, and resolving issues.

• Customer service can be provided through various channels such as phone, email, chat, or in...read more
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Q3. About your self and your hobbies
Ans. My name is Lakshmi Gupta basically I am from Hamirpur district but currently I am living in Indirapuram Ghaziabad because Ghaziabad is my in-law house. I am pursuing B.A LL.B from Mewar institute of law. Vasundhara Ghaziabad U.P. 201012 . Completed senior secondary studies from humanity securing (59%) from SP hiranand inter College Bewar. Hamirpur u.p 510201 Completed High school studies securing (64.3%) from Governme...read more
Answered by Lakshmi Gupta
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