Electrical English

• Unit 2 Instructions

• Teacher: 杜立红

Teaching procedure

ⅠGreet students and check

up attendance Ⅱ.Warm upⅢ.Study the Writing: Instructions Ⅳ.Do some exercises Ⅴ. Sum up Ⅵ.Arrange the homework

Review the last lesson Warm-up

• Ask students to answer the following questions:

1.What’s name of our college? 2.Which department are you in ? 3.What’s your major?

Ask students to tell the structure of product instruction in Chinese

Warm-up

Step1: Introduce the Instructions

• 产品说明书是厂商用来帮助客户正确使用所购物品的小册子。可以用三个不同的英语单词表示说明书，即 Instructions, Directions, Descriptions 。产品说明书通常由标题（包括副标题）和正文两大部分组成。正文部分一般介绍产品的使用范围、使用方法及注意事项等。

Step 2:Study the sample• 1.Ask students to read the sample .• 2.Ask students to translate the sample one by one. • 3.Remind students of paying attention to the following key points: Next Page medium wave band short wave band external power source pay attention to control knobs frequency tuning “on-off” switch counterclockwise portable

insert antenna volume control a plug with cords for external power source

The sample of the instruction

Hong Xing” Model 454 is a portable, 2-band radio receiver. It’s frequency range covers a medium wave band and a short wave band. On the left side of the receiver, there are two jacks, one for the earphone, and the other for the external power source, making it suitable for different uses.

• Specifications• Wave Range:• M.W. 525-1600 K Hz (550-185m)• S.W. 3.6-12 M Hz (75-25m)• 1. Power Source: Four 2 size cells may be

applied to the power source in this set. When inserting them into the cabinet, please pay attention to their polarities and put them into right position so as to avoid possible damage to the parts.

• 2. Control Knobs: There are two control knobs at the right side of the set. The upper one is for frequency tuning, and the lower one is the “on-off” switch and it is also for volume control. Turn the lower knob counterclockwise and the set is on. Turn it further and the volume increases.

• 3. Accessories include an external antenna, a plug with cords for external power source and a midget earphone. Return

Step3 :Study the useful words and patterns used in instructions

• 1). Directions/Instructions/Descriptions

说明书• 2). Technical date 技术资料• 3). Main specification 主要规格• 4). Operation instructions/Guide/Manual

使用说明书• 5). Directions for maintenance 保养须知

• 6). Warning/Caution/Note 警告 / 注意• 7). modern and compact in construction 结构新颖紧凑• 8). attractive in appearance 造型美观• 9). It’s safe, stable and easy to operate, repair and maintain. 安全可靠工作平稳 , 易于操作 , 保养维修方便• 10).Quality is guaranteed by assuring the responsibility for repairing, or replacing the goods or making refunds.

Step4:Study the Instruction of TV• 1. To learn the new words.• 2. Ask students to read the instruction of TV • 3.

Ask student to translate the instruction, paying attention to key points

• 4. Ask students to paraphrase the instruction , using the key phrases .

Next Page

The instruction of TV • Never repair, modify or disassemble the

TV by yourself. If may cause a fire or an electric shock. Consult a service technician for inspection and repairs.

When a malfunction occurs, or if smoke or strange smells comes from the TV, turn off the TV and remove the power plug from the outlet immediately.

• Make sure that the smoke has stopped, then contact a service technician. If the TV is still used in this condition, it may cause a fire or an electric shock.

• If the TV is dropped or the cabinet is damaged, turn off the TV and remove the power plug from the outlet immediately. If the TV is still power used in this condition, it may cause a fire or an electric shock. Contact a service technician for inspection.

Return

Key points of the instruction of TV repair, modify or disassemble the TV fire or an electric shock consult a service technician when a malfunction occurs turn off the TV

remove the power plug Return Make sure a service technician If the TV is dropped or the cabinet is damaged

Step5:Study the Instruction of VTR

• 1. Ask students to read the instruction

• 2. Ask student to translate the instruction

Next Page

The Instruction of VTR• This VTR can be used with a power

(mains) voltage of 100 to 110V, 115 to 127V, 200 to 220V or 230 to 250V.Be sure to check your local power (mains) voltage. Turn the voltage selector located on the bottom of the VTR to your desired power (mains) voltage with a screwdriver until the selector clicks.

Return

Ⅳ.Do some exercises

Task1:

Translate the following expressions into English

1. 要确保 2. 做出改进 3. 特制的 4. 确保安全使用 5. 最大容量 6. 小心保存 7. 失灵 8. 保持清洁 9. 防腐蚀 10. 零部件

Click here to find the answers

Task 2:

Ask students to do Exercise .Ⅱ• 1.Divide students into 6 groups ,and the members

of each group discuss together. • 2.Try to understand the general idea • 3.Group leader give statements • 4.The teacher makes comments on students’ work

Next Page

Answers of Task 1• 1. to make sure that • 2. to bring about improvement in • 3. specially made • 4. to ensure safe use • 5.maximum capacity • 6.to keep with care • 7.to go out of function • 8.to keep clean • 9.to avoid corrosion • 10.component parts Return•

Sum up

• Review the words and expressions.

• The structure of instruction

• Give summary of the language points.

Arrange the homework

• P12 Exercise .Ⅱ• Please read the passage about the

instruction of TV sets, and try to translate it into Chinese.

• Instructions This type of TV sets, modern in design and attractive in appearance, is carefully manufactured to provide full satisfaction. These instructions are showing you how t

he set is operated. Operation 1.ON-OFF: Connect the lead-in of the set the mains. Push the ON-OFF SWITCH&VOLUME CONTROL and the set is on. Push it until a “click” is heard and the se

t is shut off. 2.ADJUSTMENT OF VOLUME: Turn the ON-OFF SWITCH & VOLUME CONTROL clockwise and the volume increases. Turn it counterclockwise and the volu

me decreases.

• THE USE OF EARPHONE: insert the earphone plug into the jack and the speaker is silenced automatically and listening through the earphone can he enjoyed.• POWER SOURCE: This set can be operated on the 220 volts, 50 HZ. Unite the AC line cord and insert its plug into the socket.• Directions for Maintenance• Don’t install the set in a location near heat sources, such as radiators and stoves, or in a place subject to excessive dust, mechanical vibration or shock.• Avoid placement and operation in direct sunlight or in very humid places.• Take care to allow adequate air circulation on all sides to prevent internal heat build-up.• Don’t open the cabinet, inside which are present dangerously high voltages.• Words for reference:• radiator [ 'reidieitə ]  n. 暖气片,散热器• humid[ 'hju:mid ]  a. 潮湿的 • circulation [ .sə:kju'leiʃən ]  n. 流通 ,循环

3.THE USE OF EARPHONE: insert the earphone plug into the jack and the speaker is silenced automatically and listening through the earphone can he enjoyed.

4.POWER SOURCE: This set can be operated on the 220 volts, 50 HZ. Unite the AC line cord and insert its plug into the socket.

• Directions for Maintenance Don’t install the set in a location near heat sources,

such as radiators and stoves, or in a place subject to excessive dust, mechanical vibration or shock.

Avoid placement and operation in direct sunlight or in very humid places.

Take care to allow adequate air circulation on all sides to prevent internal heat build-up.

Don’t open the cabinet, inside which are present dangerously high voltages. Back