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How to make Samsung Download Mode USB JIG

Samsung Download Mode JIG

How to make Samsung Download Mode USB JIG. When your portable Samsung Android has been bricked, the ROM reflash is the only way to get the phone back. You need to boot your phone in download mode with the key combination (mostly Volume Down + Power + Home) to reflash with new ROM. The key combination won’t work out sometimes. Helpless! The alternative is USB JIG. A USB JIG or Do-it-Yourself can be purchased.

Disclaimer:

It’s just for an idea. You do it at your own risk or you get advice from an expert. I am not responsible for any loss/damage caused by making or using this idea.

Requirements:

  1. MicroUSB Male Pin.
  2. 301 Kilo Ohms Resistors or 3 Nos. of 100K + 1 No. of 1K.
  3. Knife, Soldering Iron, tweezer will make your work easier.

How to make Samsung Download Mode USB JIG

Micro USB Male Connector
Micro USB Male Connector

MicroUSB Male pin and resistors will start the download mode of your mobile.

  • Connecting the 301 K resistor between the 4 and 5 pins is the USB JIG that forces your phone to boot in Download Mode. The pattern is shown in Fig (1).
How to choose Micro USB for Samsung Download Mode Jig
How to choose Micro USB for Samsung Download Mode Jig
  • Buy a Micro USB Pin or purchase a charger adapter that costs Maximum Rs.20/- Second may be useful to house the resistor in it. There are two types of adapters on the market as shown in Fig. (2) And (3). Both are okay. The issue is the number of pins.

Also Read: Bypass iCloud Activation Lock using DNS Method for iPhone & iPad

  • Check the number of Pins before you buy. Because 4th Pin won’t be available in some of the charger adapters that aren’t helpful to us. Compare them in Fig. (4).
How to Prepare Micro USB Pin
How to Prepare Micro USB Pin
  • Use Knife or Tweezer to bisect the case (fig. 5). There are going to be two pins, one being a male Micro USB and a female Nokia charger or others as you procured. Use Soldering Iron to trim the cables and separate the Micro USB Pin (Fig. 6).

Also Read: How To Remove FRP Google Lock on Samsung Galaxy Note 10

  • Only Pin No. 5 and 4 to be used alone. To prevent any short circuit, remove the other pins except 4, 5 by using tweezer or Needle. Be cautious¬†as Pin No. 4 or 5 may come with the other pins (Fig. (7) & (8)).
Samsung Download Mode Jig Wiring
Samsung Download Mode Jig Wiring
  • The pins are so small. Insert two thin pins into the Pin No. 4 chamber, 5 tightly along with the exiting one, so we can solder the resistors easily (Fig. (9)). The JIG can work well between 300 K and 400 K, the typical price is 301K. Solder three 100K resistors and 1K resistor one by one (Fig. (10) & (11)). As shown in the image, bend the resistors as shown in Fig. (12) so we can house in the case.
Housing the Resistor of Jig
Housing the Resistor of Jig
  • Solder the resistor series between Pin No. 4 & 5 of MicroUSB Pin as shown in Fig (13), place them tightly in the case (Fig. (14)) Fig. (15)). Wrap it with a sticker and write any marks (Fig. (16) for some others to avoid missing handling. Now the JIG for the USB is ready.

First Remove Battery Before Using Jig

  • Take your phone, remove the battery, and wait a minute. Then insert the portable battery¬†and do not click any buttons.
Testing Samsung Download Mode Gig
Now Testing Samsung Download Mode Gig
  • Simply insert and hold the USB JIG in the USB port/charger pin for a few seconds. Congratulations, in’ Download mode,’ your mobile has begun. Remove the USB JIG immediately when you see the Download screen and plug the USB Data cable with the computer and install new firmware etc. using ODIN or other tools you are familiar with.

Also Read: Bypass iCloud Activation Lock using DNS Method for iPhone & iPad

  • If even after 10 seconds your phone has no answer, check the wiring again and do the steps from 17. Now, it’s going to work out otherwise, your mobile has been bricked tough and the RIFF BOX-JTAG technique can help.

Also Read: How to unlock android phone pattern lock without factory reset

Disclaimer:

It’s just for an idea. You do it at your own risk or you get advice from an expert. I am not responsible for any loss/damage caused by making or using this idea.

Also Read: Unlock iCloud Activation Lock using 3Unlocker without Apple ID

Ahsan MuGhaL

Hi, This is Ahsan Mughal CEO at Google Gangs belongs to Narowal, Pakistan. I work as a Blogger, Youtuber, Graphic Designer, Web Designer, Video Editor, Seo Expert, etc having experience more than 5 years.

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