Dropped signals or "No Service" errors require tracing the Antenna lines through the Band Pass Filters, Power Amplifier (PA) IC, and the RF Transceiver. Why You Need a "Better" Schematic Solution (Bitmaps)
Offers vast libraries of smartphone schematics and interactive traces.
Having a schematic diagram is a major step, but a successful repair often requires supplementary information. Here are a few other resources to help you get the most out of your download.
Octa-core (4x2.0 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver) GPU: Adreno 610 Power Management IC (PMIC): Primary Qualcomm PM6125
Check the primary power line () at the main power capacitor. It should read roughly 3.7V to 4.2V.
If the phone has no sound, look for the "Audio Codec" or "Speaker Amp" section in the schematic.
Having a Vivo U10 schematic diagram can be incredibly useful for various purposes:
If you find a low-res scan, request or convert to higher resolution PDF; use image-enhancement if necessary to read small labels.
Downloading a Vivo U10 schematic diagram is relatively straightforward. Here are some steps to follow:
Search reputable repair repositories and forums for “Vivo U10 schematic”, “Vivo U10 service manual”, “Vivo U10 board view”, or model-specific codes (include PCB revision numbers if known).