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DM303
Autool DM303 User Manual
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acc
uracy
.
Do
not oper
ate the instr
ument in t
he high temp
erature, hi
gh
humidi
ty envir
onment. Es
pecia
lly
, do not stor
e the instr
ument
in the wet envi
ronment
, as the instr
ument p
er
form
ance may
deter
iorate if b
eing wet
ted.
Clean
the in
strum
ent enclo
sure wit
h a wet cloth and a g
entle
deterg
ent, and do not u
se abrasi
ve agents or s
olvents.
2
6
8
Table of Contents
English
4
Table of Contents
4
Cautions
6
Safe Operation Guidelines
6
Product Introduction
8
Overview
8
Composite Indicator
8
Product Structure
10
Structure Diagram
10
Button Function
11
Cable Number
12
Operations Instruction
13
Functional Operation Guidelines
13
Voltage Measurement
13
Oscilloscope
14
Current Measurement
16
Resistance Test
17
Automotive Circuit Test
18
Car Start-Up Test
21
Injector Test
22
Automobile Relay Test
24
Analog Signal Test
25
Ignition Pulse Signal Test
27
K Line Data
28
CAN Bus Data
30
Frequency Measurement
31
Other Problems
32
Software Upgrading
32
Equipment Identification Number
32
Maintenance Service
33
Maintenance
33
Disclaimer
34
Warranty
34
Warranty Access
34
Return & Exchange Service
35
Return & Exchange
35
汉语
36
注册商标
38
版权信息
38
安全规程
39
注意事项
39
产品简介
40
综合指标
40
产品结构
42
按键功能
43
操作说明
45
电压测量
45
电流测量
47
电阻测量
48
汽车电路测试
50
汽车启动测试
52
喷油嘴测试
53
模拟信号测试
56
K线数据
58
频率测量
61
其它问题
62
设备识别号
62
软件升级
62
维修保养
63
保修方式
64
退换货
65
退换货服务
65
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Autool DM303 Specifications
General
Brand
Autool
Model
DM303
Category
Multimeter
Language
English
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