XOCECO PS-32HU35, Service Manual

3 

too big screw. 
1.20 Care must be taken to guard against dust during assembling or dismantling, especially to avoid 
dirt from falling in between the screen and the glass lest it should harm the receiving and viewing 
effect.  
1.21 There is piece of insulator stuck on the rear chassis corresponding to the power supply board. 
It is used to isolate the cool part from the hot part. Please take care to keep it intact lest it should 
become a potential safety trouble.     
1.22 In addition to plasma screen, the glass is a part of high value. It has such functions as 
anti-radiation, adjustment of color temperature etc. Please handle it carefully. 

Alignment instructions

1. Test equipment 

PM5518 (video signal generator) 
VG-848 (VGA and HDMI signal generator) 
CA100 (color analyzer) 

2 Alignment flow-chart 

The alignment flow-chart is shown as fig-1 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

Fig-1 adjustment flow-chart 

3 Unit adjustments 

Connect all the boards according to wiring diagram, connect with power and observe the display. 

Method for entering factory menu:

 press “INPUT”, “2”, “5”, ”8” and “0” in turn to enter factory 

menu; press “CH+” and “CH-” to select adjustment items and press “VOL+” and “VOL-” to adjust 
value items, press “MENU” 

repeated

ly to exit. 

Method for software upgrading: 

When software upgrading please enter factory menu first, enter 

ISP item of OPTION, set ISP to 1 and you can begin to upgrade. After upgrade finished, it needs to 

Check DDC, HDCP KEY, FLASH and POWER control IC 

Factory initialization setup 

IF channel AFT voltage of TV and AGC voltage adjustment 

White balance adjustment 

ADC correction of VGA and YPbPr 

Performance check 

Preset ex-factory