Changes for page 15 Fault Troubleshoot

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1		-16 Hardware Faulty Common Measures
	1	+16 Hardware Faulty Troubleshoot

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1		-XWiki.admin
	1	+XWiki.Stone

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1		-= **1 Faulty Display Troubleshooting** =
	1	+= **1 Display faulty** =
2	2
3	3	The following is mainly talking about the how to judge and treat the HMI when the users come across the faulty issue.
4	4
5		-There are mainly three kinds of most common display failures: 1. Black screen; 2. White screen, and 3. Blurry screen.
	5	+There are mainly three kinds of most common display failures:
6	6
	7	+1. Black screen;
	8	+1. White screen,
	9	+1. Blurry screen.
	10	+
7	7	In view of these three failure phenomena, the judgments and solutions are as follow.
8	8
9		-== **1.1 Black Screen** ==
	13	+== Black screen ==
10	10
11		--After the HMI is powered on, the screen is black, and the bepper keeps repeating a beep at a certain frequency, indicating that the power supply is insufficient. Please use the power supply with Voltage **DC12V~~30V**, Output current **500mA** and above.
	15	+After the HMI is powered on, the screen is black, and the bepper keeps repeating a beep at a certain frequency, indicating that the power supply is insufficient.
12	12
13		--After the HMI is powered on, the screen is always black, the beeper does not sound at all and all lights off:
	17	+* Please use the power supply with Voltage **DC12V~~30V**, Output current **500mA** and above.
14	14
15		-Check whether the power supply wiring is OK, is it the wiring has poor contact or not. And use the multimeter to test whether the terminal head of power supply has 12~~30V DC, pay attention to the positive and negative poles cannot be reversed.
	19	+After the HMI is powered on, the screen is always black, the beeper does not sound at all and all lights off:
16	16
17		--After the HMI is powered one, the screen can show the LOGO, the beeper beep once, the power light is on, and the screen is turning into black after loading into the project screen:
	21	+* Check whether the power supply wiring is OK, is it the wiring has poor contact or not. And use the multimeter to test whether the terminal head of power supply has 12~~30V DC, pay attention to the positive and negative poles cannot be reversed.
18	18
19		-Check whether the project is lost, redownload a normal project. After the HMI is restarted, whether it can back to normal;
	23	+After the HMI is powered one, the screen can show the LOGO, the beeper beep once, the power light is on, and the screen is turning into black after loading into the project screen:
20	20
21		-1) Normal download but still black: The underlying file is lost;
	25	+* Check whether the project is lost, redownload a normal project. After the HMI is restarted, whether it can back to normal;
	26	+** Normal download but still black: The underlying file is lost;
	27	+** Cannot download: The hardware flash issue;
22	22
23		-2) Cannot download: The hardware flash issue;
	29	+After the HMI is powered on, the screen is always black, the beeper has a beep, and the power light is on:
24	24
25		--After the HMI is powered on, the screen is always black, the beeper has a beep, and the power light is on:
	31	+* **Method 1: **Touch the screen see whether it can light on the TCH(touch) light.
	32	+** If the touch light does not turn on, it is mostly a motherboard problem, please replace a normal motherboard.
	33	+** If the touch light is on:
	34	+* It may be the lcd problem, please confirm whether the contact between the lcd and the motherboard is intact, and whether the lcd cable is oxidized.
	35	+** If it is confirmed that the contact is good and not oxidized, please try with a new lcd screen;
	36	+** If the replacement of the touch screen still does not work, it means the motherboard is faulty, please replace with a normal motherboard.
	37	+* **Method 2: **Click on the upper right corner of HMI to see if it can enter the backstage.
	38	+** If yes, it can enter the backstage interface, please check whether the LCD is in good contact, whether the cable is oxidized, or try to replace the normal LCD;
	39	+** If not, it cannot enter that interface, please replace a normal motherboard;
26	26
27		-**Method 1: **Touch the screen see whether it can light on the TCH(touch) light.
	41	+After the HMI is power on, the screen is always black, the beeper does not make a beep, and the power light is on:
28	28
29		-1) If the touch light does not turn on, it is mostly a motherboard problem, please replace a normal motherboard.
	43	+* **Method 1**: Touch the screen see whether it can light on the TCH(touch) light.
	44	+** If the touch light does not turn on, it is mostly a motherboard problem, please replace with a normal motherboard;
	45	+** If the touch light is on:
	46	+* It may be the lcd problem, please confirm whether the contact between the lcd and the motherboard is intact, and whether the lcd cable is oxidized.
	47	+** If it is confirmed that the contact is good and not oxidized, please try with a new lcd screen;
	48	+** If the replacement of the touch screen still does not work, it means the motherboard is faulty, please replace with a normal motherboard.
	49	+* **Method 2: **Click on the upper right corner of HMI to see if it can enter the backstage.
	50	+** If yes, it can enter the backstage interface, please check whether the LCD is in good contact, whether the cable is oxidized, or try to replace the normal LCD;
30	30
31		-2) If the touch light is on:
32		-
33		-It may be the lcd problem, please confirm whether the contact between the lcd and the motherboard is intact, and whether the lcd cable is oxidized. If it is confirmed that the contact is good and not oxidized, please try with a new lcd screen;
34		-
35		-If the replacement of the touch screen still does not work, it means the motherboard is faulty, please replace with a normal motherboard.
36		-
37		-**Method 2: **Click on the upper right corner of HMI to see if it can enter the backstage.
38		-
39		-1) If yes, it can enter the backstage interface, please check whether the LCD is in good contact, whether the cable is oxidized, or try to replace the normal LCD;
40		-
41		-2) If not, it cannot enter that interface, please replace a normal motherboard;
42		-
43		--After the HMI is power on, the screen is always black, the beeper does not make a beep, and the power light is on:
44		-
45		-**Method 1**: Touch the screen see whether it can light on the TCH(touch) light.
46		-
47		-1) If the touch light does not turn on, it is mostly a motherboard problem, please replace with a normal motherboard;
48		-
49		-2) If the touch light is on:
50		-
51		-It may be the lcd problem, please confirm whether the contact between the lcd and the motherboard is intact, and whether the lcd cable is oxidized. If it is confirmed that the contact is good and not oxidized, please try with a new lcd screen;
52		-
53		-If the replacement of the touch screen still does not work, it means the motherboard is faulty, please replace with a normal motherboard.
54		-
55		-**Method 2: **Click on the upper right corner of HMI to see if it can enter the backstage.
56		-
57		-1) If yes, it can enter the backstage interface, please check whether the LCD is in good contact, whether the cable is oxidized, or try to replace the normal LCD;
58		-
59	59	-After the HMI is power on, the screen is always black, the beeper does not make a beep, and the power, touch and com light all three are light on:
60	60
61		-**Method 1**: Click on the upper right corner of HMI to see if it can enter the backstage.
	54	+* **Method 1**: Click on the upper right corner of HMI to see if it can enter the backstage.
	55	+** If yes, it can enter the backstage interface, it means it is a hardware issue, please replace the motherboard;
	56	+** If not, it cannot enter that interface, it means the firmware is lost, please replace the motherboard;
	57	+* **Method 2**: Connect to the PC by a USB-B cable:
	58	+** If it can be recognized USB, it means a hardware problem, please replace the motherboard;
	59	+** If not recognized, it means that the firmware files are missing, please replace the motherboard;
62	62
63		-1) If yes, it can enter the backstage interface, it means it is a hardware issue, please replace the motherboard;
	61	+== Blank screen (White screen) ==
64	64
65		-2) If not, it cannot enter that interface, it means the firmware is lost, please replace the motherboard;
	63	+Please make sure the voltage used is **DC12V~~30V**, Output current **500mA** Powered by switching power supply and above, and the wiring is correct.
66	66
67		-**Method 2**: Connect to the PC by a USB-B cable:
	65	+After the HMI is powered one, the screen can show the LOGO, the beeper beep once, the power light is on, and the screen is turning into blank after loading into the project screen:
68	68
69		-1) If it can be recognized USB, it means a hardware problem, please replace the motherboard;
	67	+* Check whether the project is lost, redownload a normal project. After the HMI is restarted, whether it can back to normal;
	68	+** Normal download but still blank: The underlying file is lost;
	69	+** Cannot download: The hardware flash issue;
70	70
71		-2) If not recognized, it means that the firmware files are missing, please replace the motherboard;
	71	+After the HMI is powered on, the screen is always blank, the beeper has a beep, and the power light is on:
72	72
73		-== **1.2 Blank Screen (White Screen)** ==
	73	+* **Method 1**: Touch the screen see whether it can light on the TCH(touch) light.
	74	+** If the touch light does not turn on, it is mostly a motherboard problem, please replace with a normal motherboard;
	75	+** If the touch light is on:
	76	+* It may be the lcd problem, please confirm whether the contact between the lcd and the motherboard is intact, and whether the lcd cable is oxidized.
	77	+** If it is confirmed that the contact is good and not oxidized, please try with a new lcd screen;
	78	+** If the replacement of the touch screen still does not work, it means the motherboard is faulty, please replace with a normal motherboard.
	79	+* **Method 2: **Click on the upper right corner of HMI to see if it can enter the backstage.
	80	+** If yes, it can enter the backstage interface, please check whether the LCD is in good contact, whether the cable is oxidized, or try to replace the normal LCD;
	81	+** If not, please replace the motherboard;
74	74
75		--Please make sure the voltage used is **DC12V~~30V**, Output current **500mA** Powered by switching power supply and above, and the wiring is correct.
	83	+After the HMI is powered on, the screen is always blank, the beeper does not make a beep, and the power light is on:
76	76
77		--After the HMI is powered one, the screen can show the LOGO, the beeper beep once, the power light is on, and the screen is turning into blank after loading into the project screen:
	85	+* **Method 1**: Touch the screen see whether it can light on the TCH(touch) light.
	86	+** If the touch light does not turn on, it is mostly a motherboard problem, please replace with a normal motherboard;
	87	+** If the touch light is on:
	88	+* It may be the lcd problem, please confirm whether the contact between the lcd and the motherboard is intact, and whether the lcd cable is oxidized.
	89	+** If it is confirmed that the contact is good and not oxidized, please try with a new lcd screen;
	90	+** If the replacement of the touch screen still does not work, it means the motherboard is faulty, please replace with a normal motherboard.
	91	+* **Method 2: **Click on the upper right corner of HMI to see if it can enter the backstage.
	92	+** If yes, it can enter the backstage interface, please check whether the LCD is in good contact, whether the cable is oxidized, or try to replace the normal LCD;
	93	+** If not, please replace the motherboard;
78	78
79		-Check whether the project is lost, redownload a normal project. After the HMI is restarted, whether it can back to normal;
	95	+== Blurry screen ==
80	80
81		-1) Normal download but still blank: The underlying file is lost;
	97	+Please make sure the voltage used is **DC12V~~30V**, Output current **500mA** Powered by switching power supply and above, and the wiring is correct.
82	82
83		-2) Cannot download: The hardware flash issue;
	99	+After the HMI is powered one, the screen can show the LOGO, the beeper beep once, the power light is on, and the screen is turning into blurred after loading into the project screen:
84	84
85		--After the HMI is powered on, the screen is always blank, the beeper has a beep, and the power light is on:
	101	+* Check whether the project is lost, redownload a normal project. After the HMI is restarted, whether it can back to normal;
	102	+** Normal download but still blurry: The underlying file is lost;
	103	+** Cannot download: The hardware flash issue;
86	86
87		-**Method 1**: Touch the screen see whether it can light on the TCH(touch) light.
	105	+After the HMI is powered on, the screen is always blurred, the beeper has a beep, and the power light is on:
88	88
89		-1) If the touch light does not turn on, it is mostly a motherboard problem, please replace with a normal motherboard;
	107	+* **Method 1**: Touch the screen see whether it can light on the TCH(touch) light.
	108	+** If the touch light does not turn on, it is mostly a motherboard problem, please replace with a normal motherboard;
	109	+** If the touch light is on:
	110	+* It may be the lcd problem, please confirm whether the contact between the lcd and the motherboard is intact, and whether the lcd cable is oxidized.
	111	+** If it is confirmed that the contact is good and not oxidized, please try with a new lcd screen;
	112	+** If the replacement of the touch screen still does not work, it means the motherboard is faulty, please replace with a normal motherboard.
	113	+* **Method 2: **Click on the upper right corner of HMI to see if it can enter the backstage.
	114	+** If yes, it can enter the backstage interface, please check whether the LCD is in good contact, whether the cable is oxidized, or try to replace the normal LCD;
	115	+** If not, please replace the motherboard;
90	90
91		-2) If the touch light is on:
	117	+After the HMI is powered on, the screen is always blurred, the beeper does not make a beep, and the power light is on:
92	92
93		-It may be the lcd problem, please confirm whether the contact between the lcd and the motherboard is intact, and whether the lcd cable is oxidized. If it is confirmed that the contact is good and not oxidized, please try with a new lcd screen;
	119	+* **Method 1**: Touch the screen see whether it can light on the TCH(touch) light.
	120	+** If the touch light does not turn on, it is mostly a motherboard problem, please replace with a normal motherboard;
	121	+** If the touch light is on:
	122	+* It may be the lcd problem, please confirm whether the contact between the lcd and the motherboard is intact, and whether the lcd cable is oxidized.
	123	+** If it is confirmed that the contact is good and not oxidized, please try with a new lcd screen;
	124	+** If the replacement of the touch screen still does not work, it means the motherboard is faulty, please replace with a normal motherboard.
	125	+* **Method 2: **Click on the upper right corner of HMI to see if it can enter the backstage.
	126	+** If yes, it can enter the backstage interface, please check whether the LCD is in good contact, whether the cable is oxidized, or try to replace the normal LCD;
	127	+** If not, please replace the motherboard;
94	94
95		-If the replacement of the touch screen still does not work, it means the motherboard is faulty, please replace with a normal motherboard.
	129	+= **2 USB faulty** =
96	96
97		-**Method 2: **Click on the upper right corner of HMI to see if it can enter the backstage.
98		-
99		-1) If yes, it can enter the backstage interface, please check whether the LCD is in good contact, whether the cable is oxidized, or try to replace the normal LCD;
100		-
101		-2) If not, please replace the motherboard;
102		-
103		--After the HMI is powered on, the screen is always blank, the beeper does not make a beep, and the power light is on:
104		-
105		-**Method 1**: Touch the screen see whether it can light on the TCH(touch) light.
106		-
107		-1) If the touch light does not turn on, it is mostly a motherboard problem, please replace with a normal motherboard;
108		-
109		-2) If the touch light is on:
110		-
111		-It may be the lcd problem, please confirm whether the contact between the lcd and the motherboard is intact, and whether the lcd cable is oxidized. If it is confirmed that the contact is good and not oxidized, please try with a new lcd screen;
112		-
113		-If the replacement of the touch screen still does not work, it means the motherboard is faulty, please replace with a normal motherboard.
114		-
115		-**Method 2: **Click on the upper right corner of HMI to see if it can enter the backstage.
116		-
117		-1) If yes, it can enter the backstage interface, please check whether the LCD is in good contact, whether the cable is oxidized, or try to replace the normal LCD;
118		-
119		-2) If not, please replace the motherboard;
120		-
121		-== **1.3 Blurry Screen** ==
122		-
123		--Please make sure the voltage used is **DC12V~~30V**, Output current **500mA** Powered by switching power supply and above, and the wiring is correct.
124		-
125		--After the HMI is powered one, the screen can show the LOGO, the beeper beep once, the power light is on, and the screen is turning into blurred after loading into the project screen:
126		-
127		-Check whether the project is lost, redownload a normal project. After the HMI is restarted, whether it can back to normal;
128		-
129		-1) Normal download but still blurry: The underlying file is lost;
130		-
131		-2) Cannot download: The hardware flash issue;
132		-
133		--After the HMI is powered on, the screen is always blurred, the beeper has a beep, and the power light is on:
134		-
135		-**Method 1**: Touch the screen see whether it can light on the TCH(touch) light.
136		-
137		-1) If the touch light does not turn on, it is mostly a motherboard problem, please replace with a normal motherboard;
138		-
139		-2) If the touch light is on:
140		-
141		-It may be the lcd problem, please confirm whether the contact between the lcd and the motherboard is intact, and whether the lcd cable is oxidized. If it is confirmed that the contact is good and not oxidized, please try with a new lcd screen;
142		-
143		-If the replacement of the touch screen still does not work, it means the motherboard is faulty, please replace with a normal motherboard.
144		-
145		-**Method 2: **Click on the upper right corner of HMI to see if it can enter the backstage.
146		-
147		-1) If yes, it can enter the backstage interface, please check whether the LCD is in good contact, whether the cable is oxidized, or try to replace the normal LCD;
148		-
149		-2) If not, please replace the motherboard;
150		-
151		--After the HMI is powered on, the screen is always blurred, the beeper does not make a beep, and the power light is on:
152		-
153		-**Method 1**: Touch the screen see whether it can light on the TCH(touch) light.
154		-
155		-1) If the touch light does not turn on, it is mostly a motherboard problem, please replace with a normal motherboard;
156		-
157		-2) If the touch light is on:
158		-
159		-It may be the lcd problem, please confirm whether the contact between the lcd and the motherboard is intact, and whether the lcd cable is oxidized. If it is confirmed that the contact is good and not oxidized, please try with a new lcd screen;
160		-
161		-If the replacement of the touch screen still does not work, it means the motherboard is faulty, please replace with a normal motherboard.
162		-
163		-**Method 2: **Click on the upper right corner of HMI to see if it can enter the backstage.
164		-
165		-1) If yes, it can enter the backstage interface, please check whether the LCD is in good contact, whether the cable is oxidized, or try to replace the normal LCD;
166		-
167		-2) If not, please replace the motherboard;
168		-
169		-= **2 Faulty USB Troubleshooting** =
170		-
171	171	This document is mainly teaching that how to locate the problem if the HMI cannot be detected when connect to PC by the USB cable. Totally there are 3 aspects need to consider: PC USB port, HMI USB port, USB cable.
172	172
173		-== **2.1 PC USB Port** ==
	133	+== PC USB Port ==
174	174
175		--See whether the problem is from PC Port, if change another one USB port, can it be OK?
	135	+See whether the problem is from PC Port, if change another one USB port, can it be OK?
176	176
177		-== **2.2 USB Cable** ==
	137	+== USB Cable ==
178	178
179		--See whether the problem is from cable, if change another one cable, can it be OK?
	139	+See whether the problem is from cable, if change another one cable, can it be OK?
180	180
181		-== **2.3 HMI USB-B Port** ==
	141	+== HMI USB-B Port ==
182	182
183		--See whether the problem just happen on the single one HMI, if at the same condition of PC and cable, is it able to detect the others HMI?
	143	+See whether the problem just happen on the single one HMI, if at the same condition of PC and cable, is it able to detect the others HMI?
184	184
185		-1) See whether Device Manager can detect the USB.
	145	+* See whether Device Manager can detect the USB.
	146	+* Run the PIStudio as Administrator.
186	186
187		-2) Run the PIStudio as Administrator.
	148	+== When Happen Issue ==
188	188
189		-== **2.4 When Happen Issue** ==
	150	+First time usage and it happened: It probably the pseudo welding problem.
190	190
191		--First time usage and it happened: It probably the pseudo welding problem.
	152	+Already used for a while, USB is OK and fine before: Maybe it is caused by interference from the site, check all the devices whether are well grounded or not.
192	192
193		--Already used for a while, USB is OK and fine before: Maybe it is caused by interference from the site, check all the devices whether are well grounded or not.
	154	+= **3 Touch faulty** =
194	194
195		-= **3 Faulty Touch Troubleshooting** =
196		-
197	197	This document is mainly teaching that how to locate the problem if the HMI cannot exit the calibration screen. Totally there are 3 aspects need to consider: calibrate tool, calibration settings, touch board.
198	198
199		-== **3.1 Calibrate Tool** ==
	158	+== Calibrate rool ==
200	200
201	201	Please do not use the finger to calibrate the screen, it is the most imprecise method to do so. Please use the pen or screwdriver to calibrate it. When finish the five coordinates, please notice whether there is a pop-up tips on the middle screen. If it is succeed, it will show green tips, while not, it will show a red one. Please refer to the following video:
202	202
203	203	[[**Video Link**>>https://drive.google.com/file/d/1diec_1Pa3ZbaKRY8YCm6L7iO8lJBU4I7/view?usp=sharing]]
204	204
205		-== **3.2 Calibration Settings** ==
	164	+== Calibration settings ==
206	206
207	207	Connect the HMI to PC Download tool. Please try to delete the exists calibration file and try to calibrate again. See whether it can help or not.
208	208
209	209	(% style="text-align:center" %)
210		-[[image:calibrate.png||class="img-thumbnail" height="428" width="700"]]
	169	+[[image:calibrate.png||height="428" width="700" class="img-thumbnail"]]
211	211
212		-== **3.3 Touch Board** ==
	171	+== Touch board ==
213	213
214	214	-If HMI is on the cabinet, please uninstall it from cabinet and try again. If lock too tight on the cabinet, it will influent the touch operations.
215	215