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This teardown is not a repair guide. To repair your Huawei Watch 3, use our service manual.

  1. Huawei Watch 3 Chip ID, Huawei Watch 3 Chip ID: step 1, image 1 of 3 Huawei Watch 3 Chip ID, Huawei Watch 3 Chip ID: step 1, image 2 of 3 Huawei Watch 3 Chip ID, Huawei Watch 3 Chip ID: step 1, image 3 of 3
    • They juicy top of the motherboard offers the following silicon:

    • GF2EE1-16G-X 2 GB LPDDRx SDRAM Memory ??? (manufacturer?) with HiSilicon Hi6262 Kirin 710 Application Processor layered underneath

    • HiSilicon Hi6556 GFCV100 likely Power Management IC

    • HiSilicon Hi6D05 Power Amplifier Module

    • Airoha AG3335SD RFSoC GPS receiver

    • HiSilicon Hi1132—which is basically the Kirin A1 (running an ARM Cortex-M7-SoC) w/ Bluetooth controller

    • Texas Instruments BQ25601 single cell battery charger

    • What we don’t see is a Hi6262 / Kirin 710

  2. Huawei Watch 3 Chip ID: step 2, image 1 of 3 Huawei Watch 3 Chip ID: step 2, image 2 of 3 Huawei Watch 3 Chip ID: step 2, image 3 of 3
    • part 2

    • HiSilicon Hi6353 RF transceiver

    • HiSilicon Hi6H03S LNA/RF switch

    • STMicroelectronics ST54H NFC controller

    • Omnivision Group (formerly Will Semiconductor) WAS4646C 2:1 SPDT analog switch

    • Cirrus Logic CS35L36A audio amplifier

    • X-Powers AC107 2-ch. audio capture analog-to-digital converter

    • HiSilicon Hi656211 power management

  3. Huawei Watch 3 Chip ID: step 3, image 1 of 1
    • CMJRD11G04G 16 GB NAND Flash (likely)

    • Ambiq Micro AMAP42 Apollo4 SoC

    • Runic RS7222 USB 2.0 DPDT Analog Switch (maybe ?)

CChin

Member since: 06/10/20

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