Ask LENOVA L340

[nishanthm]

Star Rating

5.00 star(s)

Hi,

Laptop Model: Idea pad
L340-15IWL

Motherboard Model:
FV741/FV540/FG5NO
FG540/FG548/FG740

Problem:
1. Power LED solid GLOW after Power up....
2. No Display
3. Fan is Running


Voltages Level:
+5VALW --> OK
+3VALW --> OK
+VCC_GT --> 640mV
+CPU_CORE --> 705mV
+VCCSA --> 0.8V
+1.2V --> OK
+1.05VALW --> OK
+USB_VCC1 --> 5.106V
Battery Charging -->OK



What will be the issues... Help me out this problem.... Is that BIOS Flash or any Power Issues...?



Regards,
Nishanth M

 

[ThienBui]

you need try BIOS before

 

[nishanthm]

you need try BIOS before

I am trying to enter the Bios while startup (F2 Key) No display.
Display itself not turning at startup....Even I press NUM LOCK Key, LED of the NUM LOCK is not responding...

Help me to how to solve this problem...

Regards,
Nishanth M

 

[ThienBui]

I am trying to enter the Bios while startup (F2 Key) No display.
Display itself not turning at startup....Even I press NUM LOCK Key, LED of the NUM LOCK is not responding...

Help me to how to solve this problem...

Regards,
Nishanth M

need Programming BIOS new

 

[nishanthm]

need Programming BIOS new

Hi,
Please share the bin file for my model…

 

[ThienBui]

BIOS - L340-15IWL, L340-17IWL, V340-17IWL, L340-15IWL Touch BIOS NM-C091

L340-15IWL, L340-17IWL, V340-17IWL, L340-15IWL Touch BIOS, Whiskey Lake, 8th ATCNXXWW, BIOS NM-C091 L340-17IWL Laptop (ideapad) boardview Lenovo V340-17IWL - NM-C091 REV1.0 Boardview Lenovo L340-15IWL NM-C091 Rev.1.0 photo HD Schematics...

vinafix.com

 

[nishanthm]

Still the problem remains same No display and no response....
I flashed the bios also...

 

[ThienBui]

Still the problem remains same No display and no response....
I flashed the bios also...

same problem is BIOS good, next Please check hardware.

 

[nishanthm]

same problem is BIOS good, next Please check hardware.

I checked all the voltage levels.. it seems to be fine...
Is there any protection signal is blocking the processor to work...

Voltages Level:
+5VALW --> OK
+3VALW --> OK
+VCC_GT --> 640mV
+CPU_CORE --> 705mV
+VCCSA --> 0.8V
+1.2V --> OK
+1.05VALW --> OK
+USB_VCC1 --> 5.106V
Battery Charging -->OK

please help me to solve the problem...

Regards.,
Nishanth M

 

[ThienBui]

Hardware that needs to be checked in person cannot be helped online

 

[nishanthm]

Hardware that needs to be checked in person cannot be helped online

then what will be the solution... Please help me out of this problem...