Launch X-631 User manual

Launch X-631 Wheel Aligner Maintenance Manual Table of Content
X-631 Wheel Aligner
Maintenance Manual

Launch X-631 Wheel Aligner Maintenance Manual Table of Content
Table of Content
Preface......................................................................................................................................................................................0-1
Target Reader........................................................................................................................................................................0-1
Purpose .................................................................................................................................................................................0-1
Required Knowledge .............................................................................................................................................................0-1
Summary Table of Maintenance and Testing Items..............................................................................................................1-1
Maintenance and Testing for Cabinet Assembly...................................................................................................................2-1
Item1: Visual Inspection for Cabinet.........................................................................................................................2-1
Item2: Cabinet Wiring Inspection..............................................................................................................................2-2
Item3: Power Cable Inspection.................................................................................................................................2-3
Item4: Power Supply Switch Inspection ...................................................................................................................2-3
Item5: Charging Socket Inspection...........................................................................................................................2-4
Item6: Switch Power Supply Inspection ...................................................................................................................2-5
Item7: Power Strip Inspection...................................................................................................................................2-6
Item8: Computer Inspection and Cleaning ...............................................................................................................2-7
Item9: Mouse and Keyboard Inspection and Cleaning.............................................................................................2-8
Item10: Computer System Inspection and Disk Maintenance..................................................................................2-9
Item11: RF Emitter/Receiver Box Inspection..........................................................................................................2-10
Item12: Antenna and RF Cable Inspection.............................................................................................................2-11
Item13: Printer Inspection.......................................................................................................................................2-11
Maintenance and Testing for Measurement Probe Rod .......................................................................................................3-1
Item14: Visual Inspection and Cleaning for Probe Rod............................................................................................3-1
Item15: Level Bubble Inspection ..............................................................................................................................3-2
Item16: LCD Display Screen Inspection...................................................................................................................3-3
Item17: Battery Inspection........................................................................................................................................3-3
Item18: Wheel Clamp Axle Inspection......................................................................................................................3-4
Item19: Acrylic Panel and key-press Inspection.......................................................................................................3-5
Item20: Aluminum Frame Inspection........................................................................................................................3-5
Item21: Testing for Wireless Communication Function.............................................................................................3-6
Maintenance and Testing for Some Components.................................................................................................................4-1
Item22: Mechanical Turntable Inspection.................................................................................................................4-1
Item23: Wheel Clamp Inspection..............................................................................................................................4-2
Item24: Brake Pedal Depressor Inspection..............................................................................................................4-3
Item25: Steering Wheel Holder Inspection...............................................................................................................4-3
Probe Rod Calibration.............................................................................................................................................................5-1

Launch X-631 Wheel Aligner Maintenance Manual Preface
0-1
Preface
Target Reader
This maintenance manual is suitable for the following people: the first, the people who has some basic knowledge on
wheel alignment or people who has some automobile service and maintenance experience and is specializing in the work
of automobile maintenance; the second, people who is familiar to the wheel aligner products of Launch Tech Co., Ltd. and
has wealthy maintenance experience.
Purpose
The purpose to compile this manual is to serve the after-sales technical personnel of Launch Tech Co., Ltd., especially for
the technical personnel who have contacted the wheel aligner products for no long time, this manual provides the
corresponding knowledge on wheel alignment and technical support to them.
The main content of this manual is to introduce the wheel aligner of model X-631. In this manual, author describes the
wheel aligner by using a lot of practical pictures and explication to avoid unnecessary misunderstanding caused by
over-many special items. At the same time, the manual provides the detailed specifications of each key device for
servicing personnel looking up. Thus, the after-sales service personnel can rapidly grasp the wheel alignment products of
Launch Tech Co., Ltd.
Required Knowledge
In order to understand and grasp the content of this manual more rapidly, the related personnel should have the following
basic knowledge:
Basic computer knowledge (including the aspects of hardware and software), can assemble and operate computer
skillfully.
Basically trained on wheel alignment measurement, having the basic knowledge on wheel alignment.
Having the basic knowledge on electrical/electronic technology, can do it by him-self.

Launch X-631 Wheel Aligner Maintenance Manual Summary Table of Maintenance and Testing Items
1-1
Summary Table of Maintenance and Testing Items
Client
Manufacturer
Launch
Service No.
Main unit serial No.
Maintenance and testing for cabinet assembly
1
Visual inspection for cabinet
2
Cabinet wiring inspection
3
Power supply inspection
4
Power supply switch inspection
5
Charging socket inspection
6
Switch power supply inspection
7
Power strip inspection
8
Computer inspection and cleaning
9
Mouse and keyboard inspection and cleaning
10
Computer system inspection and disk maintenance
11
RF emitter/receiver box inspection
12
Antenna and RF cable inspection
13
Printer inspection
Maintenance and testing for measurement probe rod
14
Visual inspection and cleaning for probe rod
15
Level bubble inspection
16
LCD display screen inspection
17
Battery Inspection
18
Wheel clamp axle inspection
19
Acrylic panel and key-press board inspection
20
Aluminum frame inspection
21
Testing for wireless communication function
Maintenance and testing for some components
22
Mechanical turntable inspection
23
Wheel clamp inspection
24
Brake pedal depressor inspection
25
Steering wheel holder inspection
26
Result Adjustment: √ OK Δ Handle at site R Return to Factory

Launch X-631 Wheel Aligner Maintenance Manual Testing for Cabinet Assembly
2-1
Maintenance and Testing for Cabinet Assembly
Item1: Visual Inspection for Cabinet
Check cabinet portiere and door for damage and well movement, and check its surface for serious scratch, etc.
Cabinet door
inspection—Check
the cabinet door for
distortion and for
smooth opening
and shutting.
Surface
inspection—Check
the surface for bad
conditions, such as
distortion, paint
removing and rust,
etc.

Launch X-631 Wheel Aligner Maintenance Manual Testing for Cabinet Assembly
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Item2: Cabinet Wiring Inspection
Check if the wiring inside the cabinet is abnormal:
Check if it is removed by others;
Check if the connection screw is loose;
Check if the cable cover is damaged.

Launch X-631 Wheel Aligner Maintenance Manual Testing for Cabinet Assembly
2-3
Item3: Power Cable Inspection
Item4: Power Supply Switch Inspection
Front side
Connection on back side
Note: 1. Check if ship-shape switch switches flexibly and the power supply indicator is lit;
2. Check if the connection on the back side is fastened.
Check power supply cable for
damage and plug for distortion
Power strip down-lead
Power supply in-lead

Launch X-631 Wheel Aligner Maintenance Manual Testing for Cabinet Assembly
2-4
Item5: Charging Socket Inspection
Front side —Check if 6pin flange plug plugs and pulls flexibly
Back side —Check if the cable is broken
Charging socket connection picture
6pin flange socket female
Red for Positive and Black for
Negative; Output Voltage: 9.3V

Launch X-631 Wheel Aligner Maintenance Manual Testing for Cabinet Assembly
2-5
Item6: Switch Power Supply Inspection
Note: 1. Check if the power supply switch is loose;
2. Test with multi-meter if the output voltage of the switch power supply is 9.3±0.1V. If the deviation of output
voltage is too large, please adjust the small potentiometer beneath the switch power supply to correct it.
Output voltage adjusting
potentiometer

Launch X-631 Wheel Aligner Maintenance Manual Testing for Cabinet Assembly
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Item7: Power Strip Inspection
Note: 1. Check if the power strip is loose and each switch switches well;
2. Test with multi-meter if the output voltage of the power strip is normal (AC220V±10%).

Launch X-631 Wheel Aligner Maintenance Manual Testing for Cabinet Assembly
2-7
Item8: Computer Inspection and Cleaning
Note: 1. Open the chassis, clear away the dust inside the switch power supply and on the main-board with
wind gun;
2. Check if each connector and memory bank is loose.
1
2
3
4
11
5
7
6
8
9
10

Launch X-631 Wheel Aligner Maintenance Manual Testing for Cabinet Assembly
2-8
1
Serial port 2
7
Parallel socket
2
Voltage switching shift (110V/220V)
8
Serial port 1
3
Power socket
9
Mouse socket
4
Sound box socket
10
Keyboard socket
5
USB Socket
11
NIC Socket
6
Monitor data socket
Note: 1. Pull each connector, check carefully if the pins are in good condition;
2. Clear away the dust inside the sockets and plugs.
Item9: Mouse and Keyboard Inspection and Cleaning
Note: Clear away the dust and dirt on the keyboard
and mouse;
Check if there is dirt on the emitter/receiver of
photoelectric mouse. If there is, please clear it
away.
鼠标背面
Clear away the dirt on the emitter tube

Launch X-631 Wheel Aligner Maintenance Manual Testing for Cabinet Assembly
2-9
Item10: Computer System Inspection and Disk Maintenance
Check if the hardware
configuration is normal
(if it is not normal, the
yellow exclamatory
mark will be
displayed )
Check if the files in
hard disk are normal
Hard disk maintenance
(clear the disk and tidy
up the disk fragments
with the tools equipped
by Windows XP itself)

Launch X-631 Wheel Aligner Maintenance Manual Testing for Cabinet Assembly
2-10
Item11: RF Emitter/Receiver Box Inspection
Cover-opened picture
Note: 1. Check RF box and connecting cable for damage;
2. Open the cover, and then check the antenna base and connection base for oxidation and rust;
3. After plugging the USB plug, the power supply indicator is lit;
4. Receiver indicator (Green) and emitter indicator (Red) will flash continuously during communication.
Power supply indicator
Receiver indicator
Emitter indicator
Antenna down-lead

Launch X-631 Wheel Aligner Maintenance Manual Testing for Cabinet Assembly
2-11
Item12: Antenna and RF Cable Inspection
Note: Check if RF cable and cupula antenna are damaged, and check if the connectors and antenna plastic bush are
fastened firmly.
Item13: Printer Inspection
1. Check and clear away the oil dirt and dust inside the printer;
2. Check if the nozzle is blocked by self-testing of the printer.
1. Check if power cable and USB connecting cable
are damaged;
2. Check if the power supply box is distorted, and the
contacts are in good condition.
Color cartridge
Black-white cartridge
Printer power supply
USB connecting cable
Printer power supply
connecting cable

Launch X-631 Wheel Aligner Maintenance Manual Maintenance and Testing for Measurement Probe Rod
3-1
Maintenance and Testing for Measurement Probe Rod
Item14: Visual Inspection and Cleaning for Probe Rod
1．Clear away the oil dirt on the film;
2．Clear away the oil dirt on each surface and inside the gaps.
Check and clear away the oil dirt
inside the charging socket.
Clear away the oil dirt on the filter
with the cloth with soft nap.

Launch X-631 Wheel Aligner Maintenance Manual Maintenance and Testing for Measurement Probe Rod
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Item15: Level Bubble Inspection
Note: 1. Check if the liquid inside the level bubble is normal, and if the glass body is broken;
Clear away the oil dirt and dust inside the
wheel clamp axle and cable trough
Level bubble

Launch X-631 Wheel Aligner Maintenance Manual Maintenance and Testing for Measurement Probe Rod
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Item16: LCD Display Screen Inspection
Note: 1. In case of switching off, check if there are black dots on LCD screen, and check if the LCD screen is
broken;
2. In case of switching on, check if there are bad conditions such as disorder codes, etc.;
3. Check if backlight indicator is lit or not by pressing the backlight indicator key-press at the right end.
4. Check key-press for good hand feeling and for fault, and check if there is oil dirt inside the gaps.
Item17: Battery Inspection
Note (Remove four locking screws at rear cover, and then open it):
1. First, check if the battery casing is damaged, and check if its down-lead is damaged or not;；
2. Test the battery voltage with multi-meter, and compare it with the electricity quantity displayed on LCD
screen to see if the deviation is large or not.

Launch X-631 Wheel Aligner Maintenance Manual Maintenance and Testing for Measurement Probe Rod
3-4
Note: According to the above figure, plug two black leads of the battery together, connect two probes of
multi-meter (at AC/DC shift) to the other two red leads respectively (to form a complete serial circuit), and
then plug the charging cable of the probe rod. Check if the charging current is normal or not (If the battery
has no electricity, the charging current is about 600mA; if the electricity quantity of the battery is sufficient,
the charging current is only between 20 and 100 mA).
Item18: Wheel Clamp Axle Inspection
Note: Clear the wheel clamp axle, check if it is rusty, and lubricate it with appropriate oil
Current shift
Wheel clamp axle

Launch X-631 Wheel Aligner Maintenance Manual Maintenance and Testing for Measurement Probe Rod
3-5
Item19: Acrylic Panel and key-press Inspection
Note: 1. Check the surface of Acrylic panel and key-press, and then test each key-press for good hand feel;
2. Check if the function of each key is normal or not (Up and Down key can be tested by cooperating with
computer measurement program).
Item20: Aluminum Frame Inspection
Note: 1. Check if probe rod aluminum bracket arm is distorted and damaged or not;
2. Check if there is crack at the transition corners of aluminum bracket arm.
Backlight lamp
Previous
Next
Run-out compensation N/A
Power supply
Probe rod arm
Check if there are
cracks or not