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- SM-A21S NETWORK
Network section schematic for the Samsung SM-A21s, a smaller 1.93 MB PDF. It covers the cellular radio part of the board, typically the RF transceiver, power amplifiers…
Schematic · 1.93 MB · 2 Apr 2026Schematic pdf—1.93 MB - SM-A21S LCD LIGHT
Backlight circuit schematic for the Samsung SM-A21s, a 3.82 MB PDF. It covers the LCD light section, typically the backlight driver, its boost inductor and diode, and…
Schematic · 3.82 MB · 2 Apr 2026Schematic pdf—3.82 MB - SM-A21S BACK CAMERA 2MP MACRO
Macro camera schematic for the Samsung SM-A21s, showing the 2MP macro module circuit, PDF, 3.82 MB.
Schematic · 3.82 MB · 2 Apr 2026Schematic pdf—3.82 MB - SM-A21S SD CARD
Memory card slot schematic for the Samsung SM-A21s, provided as a 3.81 MB PDF. It documents the microSD reader circuit, typically the slot supply, data and clock lines…
Schematic · 3.81 MB · 2 Apr 2026Schematic pdf—3.81 MB - SM-A21S COMPONENT NAME
Component name sheet for the Samsung SM-A21s, a 3.81 MB PDF from the schematic set. Judging by the title, it identifies board parts by designator so a component named in…
Schematic · 3.81 MB · 2 Apr 2026Schematic pdf—3.81 MB - SM-A21S WIFI BT GPS
Wireless section schematic for the Samsung SM-A21s, covering WiFi, Bluetooth and GPS, in a 3.82 MB PDF.
Schematic · 3.82 MB · 2 Apr 2026Schematic pdf—3.82 MB - SM-A21S BACK CAMERA 8MP ULTRAWIDE
Ultrawide rear camera schematic for the Samsung SM-A21s, covering the 8MP module, as a 3.83 MB PDF.
Schematic · 3.83 MB · 2 Apr 2026Schematic pdf—3.83 MB - SM-A21S TOUCH SCREEN
Touch screen circuit sheet for the Samsung SM-A21s, a PDF schematic of 3.82 MB. It shows the display and touch connector side relevant to the touch panel, typically the…
Schematic · 3.82 MB · 2 Apr 2026Schematic pdf—3.82 MB - BACK CAMERA 48MP WIDE
Rear camera schematic for a 48MP wide main camera, PDF of 3.82 MB. The name itself does not state the phone model; the file size matches the Samsung SM-A21s sheets, but…
Schematic · 3.82 MB · 2 Apr 2026Schematic pdf—3.82 MB - SM-A21S ON OFF VOL
Power and volume button schematic for the Samsung SM-A21s in PDF form, 3.82 MB. It shows the key circuit for the on/off and volume controls, usually the side-key…
Schematic · 3.82 MB · 2 Apr 2026Schematic pdf—3.82 MB - A20s SIM CARD-@phoneschematic
Schematic excerpt covering the SIM card circuit of an A20s handset, presumably the Samsung Galaxy A20s, in a 2.82 MB PDF.
Schematic · 2.82 MB · 27 Dec 2023Schematic pdf—2.82 MB