Changes for page 15 Fault Troubleshoot

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

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1		-XWiki.Stone
	1	+XWiki.admin

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1		-= **1 Display faulty** =
	1	+= **1 Faulty Display Troubleshooting** =
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:
	5	+There are mainly three kinds of most common display failures: 1. Black screen; 2. White screen, and 3. Blurry screen.
6	6
7		-1. Black screen;
8		-1. White screen,
9		-1. Blurry screen.
10		-
11	11	In view of these three failure phenomena, the judgments and solutions are as follow.
12	12
13		-== Black screen ==
	9	+== **1.1 Black Screen** ==
14	14
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.
	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.
16	16
17		-* Please use the power supply with Voltage **DC12V~~30V**, Output current **500mA** and above.
	13	+-After the HMI is powered on, the screen is always black, the beeper does not sound at all and all lights off:
18	18
19		-After the HMI is powered on, the screen is always black, the beeper does not sound at all and all lights off:
	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.
20	20
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.
	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:
22	22
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:
	19	+Check whether the project is lost, redownload a normal project. After the HMI is restarted, whether it can back to normal;
24	24
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;
	21	+1) Normal download but still black: The underlying file is lost;
28	28
29		-After the HMI is powered on, the screen is always black, the beeper has a beep, and the power light is on:
	23	+2) Cannot download: The hardware flash issue;
30	30
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;
	25	+-After the HMI is powered on, the screen is always black, the beeper has a beep, and the power light is on:
40	40
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:
	27	+**Method 1: **Touch the screen see whether it can light on the TCH(touch) light.
42	42
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;
	29	+1) If the touch light does not turn on, it is mostly a motherboard problem, please replace a normal motherboard.
51	51
	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	+
52	52	-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:
53	53
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;
	61	+**Method 1**: Click on the upper right corner of HMI to see if it can enter the backstage.
60	60
61		-== Blank screen (White screen) ==
	63	+1) If yes, it can enter the backstage interface, it means it is a hardware issue, please replace the motherboard;
62	62
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.
	65	+2) If not, it cannot enter that interface, it means the firmware is lost, please replace the motherboard;
64	64
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:
	67	+**Method 2**: Connect to the PC by a USB-B cable:
66	66
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;
	69	+1) If it can be recognized USB, it means a hardware problem, please replace the motherboard;
70	70
71		-After the HMI is powered on, the screen is always blank, the beeper has a beep, and the power light is on:
	71	+2) If not recognized, it means that the firmware files are missing, please replace the motherboard;
72	72
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;
	73	+== **1.2 Blank Screen (White Screen)** ==
82	82
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:
	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.
84	84
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;
	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:
94	94
95		-== Blurry screen ==
	79	+Check whether the project is lost, redownload a normal project. After the HMI is restarted, whether it can back to normal;
96	96
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.
	81	+1) Normal download but still blank: The underlying file is lost;
98	98
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:
	83	+2) Cannot download: The hardware flash issue;
100	100
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;
	85	+-After the HMI is powered on, the screen is always blank, the beeper has a beep, and the power light is on:
104	104
105		-After the HMI is powered on, the screen is always blurred, the beeper has a beep, and the power light is on:
	87	+**Method 1**: Touch the screen see whether it can light on the TCH(touch) light.
106	106
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;
	89	+1) If the touch light does not turn on, it is mostly a motherboard problem, please replace with a normal motherboard;
116	116
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:
	91	+2) If the touch light is on:
118	118
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;
	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;
128	128
129		-= **2 USB faulty** =
	95	+If the replacement of the touch screen still does not work, it means the motherboard is faulty, please replace with a normal motherboard.
130	130
	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	+
131	131	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.
132	132
133		-== PC USB Port ==
	173	+== **2.1 PC USB Port** ==
134	134
135		-See whether the problem is from PC Port, if change another one USB port, can it be OK?
	175	+-See whether the problem is from PC Port, if change another one USB port, can it be OK?
136	136
137		-== USB Cable ==
	177	+== **2.2 USB Cable** ==
138	138
139		-See whether the problem is from cable, if change another one cable, can it be OK?
	179	+-See whether the problem is from cable, if change another one cable, can it be OK?
140	140
141		-== HMI USB-B Port ==
	181	+== **2.3 HMI USB-B Port** ==
142	142
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?
	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?
144	144
145		-* See whether Device Manager can detect the USB.
146		-* Run the PIStudio as Administrator.
	185	+1) See whether Device Manager can detect the USB.
147	147
148		-== When Happen Issue ==
	187	+2) Run the PIStudio as Administrator.
149	149
150		-First time usage and it happened: It probably the pseudo welding problem.
	189	+== **2.4 When Happen Issue** ==
151	151
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.
	191	+-First time usage and it happened: It probably the pseudo welding problem.
153	153
154		-= **3 Touch faulty** =
	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.
155	155
	195	+= **3 Faulty Touch Troubleshooting** =
	196	+
156	156	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.
157	157
158		-== Calibrate rool ==
	199	+== **3.1 Calibrate Tool** ==
159	159
160	160	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:
161	161
162	162	[[**Video Link**>>https://drive.google.com/file/d/1diec_1Pa3ZbaKRY8YCm6L7iO8lJBU4I7/view?usp=sharing]]
163	163
164		-== Calibration settings ==
	205	+== **3.2 Calibration Settings** ==
165	165
166	166	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.
167	167
168	168	(% style="text-align:center" %)
169		-[[image:calibrate.png||height="428" width="700" class="img-thumbnail"]]
	210	+[[image:calibrate.png||class="img-thumbnail" height="428" width="700"]]
170	170
171		-== Touch board ==
	212	+== **3.3 Touch Board** ==
172	172
173	173	-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.
174	174