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BASIC TROUBLESHOOTING GUIDE 

PROBLEM 1: THE UNIT HAS NO POWER 
1.  Check if the unit is switched ON. 
2.  Check the fuse. Replace with the same type if fuse is blown. 
3.  Check the power cord and make sure there are no disconnections. 
4.  Verify that the unit is properly connected to the power source. 
 
PROBLEM 2: TEMPERATURE IS NOT INCREASING 
CASE  1:  Tip  temperature  does  not  increase,  display shows  the  word 
“Err1” 
 
SOLUTION: 
The solder Iron is not connected or its connection is loosely connected 
to the main station. Plug the solder iron firmly and lock into position. 
 
CASE 2: Solder Iron is properly connected, display still shows “Err1” 
SOLUTION: 
The  heating  element  may  have  been  damaged.  Replace  heating  ele-
ment. Or check the wirings of the solder iron pen. 
 
CASE  3:  Solder  Iron  is  properly  connected,  Display  shows  low  tem-
perature levels then switches to “Err2” 
SOLUTION: 
The  heating  element  is  damaged.  Replace  heating  element.  Or  check 
the wirings of the solder iron pen. 
 
 
PROBLEM 3: SOLDER IRON  TIP IS OVERHEATING 
Description: Solder iron tip is getting too hot. 
 
SOLUTION: 
Digital offset settings might be adjusted too high causing overheat pro-
tection. Repeat the steps in page 8 under DIGITAL OFFSET
Ensure that the maximum temperature is only at  480C.  
 
 
PROBLEM  4:  OTHER  PROBLEMS  NOT  MENTIONED  IN  THIS 
DOCUMENT 
SOLUTION: 
Contact authorized service station. 

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TABLE OF CONTENTS 

 

Product Description 

……………………………………  

Package Inclusion 

……………………………………  

Safety Precautions 

……………………………………  

Specifications 

 

……………………………………  

Functions and Features 

………………………………  

Control Panel Guide  ……………………………………  

Operating Guidelines   ……………………………… ….   7— 12 

              Menu  structure    ………………..    7 

          

Initial Procedures ………………..    7 

 

 

Temperature Control …………….   8 

              Digital Offset ………………………   8 

 

 

Quick Jump Feature …………….    9 

 

 

Sleep Function …………………… 10 

 

 

System Lock ………………………  11 

 

 

Temperature Scale ………………  12 

              Power  LED   ………………………   12 

 

 

 

Care and Maintenance  ……………………………. ...       13 

Basic Troubleshooting Guide  ………………………. …..     14 

Replacement Soldering Iron Tips……………………. …..     15

 

Summary of Contents for INT9378

Page 1: ...n City Guangdong Province P R China http www aoyue com Thank you for purchasing the Aoyue Int9378 Soldering Station Please read the manual before using the unit Keep manual in accessible place for fut...

Page 2: ...afety Precautions section explains the hazards of using any type of soldering or reworking device Please read carefully and observe the guidelines in order to maximize usage and minimize the risk of i...

Page 3: ...d Display shows low tem perature levels then switches to Err2 SOLUTION The heating element is damaged Replace heating element Or check the wirings of the solder iron pen PROBLEM 3 SOLDER IRON TIP IS O...

Page 4: ...when soldering Standard temperature settings are 350 to 400 degrees Celsius Cleaning Always clean the soldering tip before use to remove any residual solder or flux adhering to it Use a clean and mois...

Page 5: ...is decided that the recently changed setting should not be saved into system memory repeatedly press the set button until the display shows the word CncL cancel Press the decrease button to exit syste...

Page 6: ...on to save and exit from the system configuration mode F SYSTEM LOCK The System lock feature disables adjustment to both temperature and system configuration The display will show SAFE when system loc...

Page 7: ...control buttons Sleep timer is configurable via the following method 1 With the unit turned On Press and hold the SET button to enter the system configuration mode 2 Repeatedly press the SET button un...

Page 8: ...tem configuration mode Wait for the display to change to 01 meaning current tool 01 9 4 Press the set button again to scroll to the Digital offset function The display shows a number with an A as its...

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