Disassembly/Repair of the mobile device ZTE Grand Era (ZTE Grand Era V985, U985) with each step description and the required set of tools.

Pry over the edges and remove the cover with antennas. This cover hides the screws securing the back cover

Using a screwdriver (Phillips 1.5 mm PH000), unscrew two screws securing the back cover.

Using a spudger or a plastic pick, carefully, around the edge, detach the back cover clips, and remove it.

Do not insert the tool deeply or bend it. Otherwise, the housing may be tampered with or damaged.

⚠️️ Be careful when opening the cover from the volume and power buttons side. Thin cable and fragile buttons are straightforward to damage.

Using a screwdriver (Phillips 1.5 mm PH000), unscrew the five screws.

Pry over the edge and remove the loudspeaker assembly with antennas.

Disconnect the battery connector as soon as possible. It is better to use a non-metal or plastic tool to avoid any damage.

ℹ️️ The ZTE Grand Era V985, U985 model has a battery Li3720T42P3h585651 with 2000 mAh capacity (aka rechargeable battery).

⚠️️ It is highly recommended to disconnect the connector to avoid possible short circuits during disassembly.

With extreme care, remove the battery because it is glued from the inside by the manufacturer.

⚠️️ On one side is located the inter-board cable, so be careful!

Disconnect the coaxial cable connector, inter-board cable.

Remove the sub-board. It may be glued to the frame or attached with attachments like latches or hooks, so be careful.

ℹ️️ The sub-board contains a charging port (Micro-USB), microphone, vibration motor, spring contacts for the speaker, inter-board cable, and antenna units.

⚠️️ It is not necessary to insert the tool underneath when removing the sub-board. Internal components could be damaged.

Pry up the connector of the display cable, touchscreen cable, and coaxial cable.

⚠️️ Be careful when removing the cables from the connectors, the cables are pretty thin, and it is easy enough to break them or damage the contact tracks inside.

Carefully remove the printed circuit board. There is no need to use a lever or try to reach the circuit board by force. Make sure that nothing is getting in the way or holding the circuit board.

The motherboard, also, may be attached with attachments like latches or hooks, be careful.

⚠️️ Do not bend the circuit board when removing it or push tools under it. Unbeknownst to yourself, you can damage components or cables from the inside.

ℹ️️ In the display frame remained: the earpiece speaker, coaxial cable.