Xiaomi redmi 8a Schematics
TOP
C3318
L2019
ANT3313
C2100
C3325
C3317
C3316
U2100
C3321
U3302
R3327
R3340 R3318
C3342
D3301
L3310
C3329
R3333
C3336
C3332
R3334
C3331
C3335
U3305
C3330
U2604
C2638
SH403
L2900
U2900
C2901
C2903
C2902
C2906
C2905
GND
GND
GND
#REFDES
C2055C2054C2056
D2013
C3305
R3331
C3319
R691
L2004
L2003
D2019
D2018
L2018
C2019
R2004
C3304
C3303
R3329
R3330
C2020
C2017
C2024
L2005
SH402
U2603
C2643
C2644
C2645
C2699
C2688
C2648
C2629
C2654
C2653
C2626
C2627
C2674
J2202
D1902
C2646
C2647
R1919 C1900
C2621
C2671
C2613
L2604
R2603
C1914
C2620
C2622
C2623
L2605
C2617
C2615
C2624
L2606
DAT0 DAT1
VSS
VDD CLK
CMD
DAT2 CD/DAT3
C1901
R2605
C2659
R2601
C2672C2614
R1900
C1909
C1910
R1918
C2670
C2619
C1929
C2604
C2605
U1901
C2606
R1917
L2600
C1927
C1930
C2600
C2601
C1921
L2613
C2651
C2650
C1902
L2601
R1903
C1905
R1902
C2602
C1923
U1900
R1914
L2616
L2602
C2655
C2656 C2658
C1924
C2607
L2603
C1928
C1931
R1913
C1925
C2657
U2602
R2642
U2600
R2668
PTH401
GND
RST
VCC
CLK
VCC
VCC
GND
GND
RST
CLK
RST
VCC
RST
I/O
J2201
VPP
VPP
GND
VPP
GND
I/O
VPP
J2200
GND
GND
C2630
L2607
L2611
L2610
U2605
C2631
C2639
C2640
R2609
C2633
C2634
C2635
C2637
L2615
U2601
C2661
C2660
C2673
R2611
L2608
L2617
U2607
C2628
L2609
R2608
C2662
J2203
DAT1DAT0
VSS
CLKVDD
CMD
CD/DAT3DAT2
GND
J2101
PTH404
*
D1301
GND
GND
R2217
Detect Switch Vcc
R2215
CLK
D2202
CLK
PTH402
I/O I/O
GND
C2300
U2300
GND
R2319
C2306
C1107
GND
GND
C1111
C2201
D2107
PTH405
ANT3311
R3099
R1910
R1911
C1919
C1920
R1912
C1922
SH401
D2106
TP2416
C1915
R2109
C1916
C1918
C1917
C2103
C2113
R2103
R604
R2100
R603
C2106
R2102
C1670
C1606
C1608
R1607
C1609
R1313
R1606
C1613
C1603
R1604
C1604
R1322
C1519
R1605
R1608
C1611
C1612
C1617
R1314
C1317
C1311
C1309
R1307
C1302
C1513
C1514
C1506
C1505
R502
C1301
C1501
R631
R1310
C1305
R630
R606
R605
C1504
L603
C603
L602
C601
L604
C604
R2218
R2214
R405
R2403
R2404
R613
R2216
R614
C2218
D2201
D2203
R701
C1206
R1203
C1207
C1110
C1211
C1214 C1215
C1202
C1101
C1103
L1201
C1109
R702
C1210
C1209
U1101
C1102
C1203
C1216
C1204
R1202
C1201
R1841
R1211
R1207
R612
L1101
D1101
U2301
R1839
R1840
R1204
R1206
R1205
R1212
C1213
C1108
R2315
R2312
D2321
C1827
C1106
R2316
D2322
C1826
C2203
C2202
C2207
C2204
C2208
C2209
C2206C2200
R2317
R2209
R2200
D2323
R2318
R2212
C2205
R2201
R2202
R2205
R2203
R2206
R2207
R2204
TP2420
TP1702TP1703
C2112
R1702
R1701
R2110
Q2100
R1300
C1307
NTC1301
R1706
R1707
R1710
R1704
R1703
R1711
U1301
R403
R1713
R1709
R1708
R1712
C1731
C1732
R1824
R2106
C985
R1837
R1817
R404
R407
C981
C401
R2210
R2211
R1311
U1001
C2111
R2107
R2108
D2105
R802R801R803
R804
D1800
C804
C801
C803
C802
R1825
R805
J2302
D2103
D2104
PTH403
R611
R1826
R1838
R401
ART FILM - Assembly_Top
C3I_MB_PCB_V4
TP2402
DOWN
PWR
TP2403
TP2401
UP
J2100
Bottom
ANT3300
24
ANT3100
C3120
ANT3101
R3113
C3155
R3103
SH405
L3102
U3202
C3202
C3200
C3205
R3202
J3100
L3201
C3105
U3200
U3101
L3101
R3114
R3102
R3101
L3100
R3100
U3100
C3104
C3101
SH406
C1724
TP2101
C1728
C1729
C1725C1723
C1736
C1704
C1706
C1722
C1727
C1730
C1733
C1716
C2102
C2101
C1721
C1708
C2107
C1707
C1735
C1717
C1720
C1702
C1703
R1816
C1718
C1709
C1711
C1713
C1719
R1812
C1734
C1701
C1714
U2101
R1705
C1813
C1710
C1705
C1715
C1828
C1408
C1812
C1737
R1807
C1814
C1407
C1815
R1814
D1806
U1800
L1800
C918
C919
C921
R1815
R2105
C933
C988
C1314
R1319
R912
C2110
C978
C976
C959
C958
C962
C961
C1312 C1313
R1316
C960
C2109
C972
C906
C941
C940
C924
C970
C984
C942
D2102
C968
C922
C969
C928
C929
C403
C927
C911
C905
C402
C964
C965
C992
C902
C912
C926
C930
C991
C977
C907
C957
C934 C963
C908
C974
C989
C932
C990
C943
C980
C913
C983
C931
C973
C966
C979
C925
C909
C910
C954
C950
C944
C987
C982
C916
C947
C948
C946
C955
C949
C952 C923
C917 C953
C935
C805
C967
C986
C903
C951
C904
C975
C901
C971
C938
C939
C1802
R1822 R1823
C1803 C1824C1806
J1801
E1804
E1800
E1802
E1803
C1816
C1817
C1825
R1836
R1828
R1835
R1834
R1833
R1831
R1832
R1827
1
H=0.79
L3001
C3003
C3334
C3333
R3001
L3309
R3003
L3308
13
12
L3002
C3013
C3007
C3203C3204
C3001
C3000
C3009
R3203
C3002
U3000
C3100
C3102
C3015
C3014
C3006
C3005
C3008 C3012
C3011
C3004
B3003
C3010
X1302
C1310
R1315
R1325
C1602
C1615
C1605
C1616
R1321
C1601
B1601
C1614
C1316
C1512
C1303
C1518
C1503
C1610
L1403
C1406
C1502
C1413
U1201
C920
L1406
C1412
L1405
C1404
C1414
C1403
C1402
L1407
C937
C936
L1402
L1401
C914
C915
TP2409
RX
E1801
R1829
R1830
- +
J1902
LED1900
C1517
C1508
C1511
C1306
C1515
C1510
C1308
C1509
C1507
C1410
C1411
L1404
C1409
- +
C1405
C1516
LED1901
D1401
C2016
SH404
D2317
TX
C1105
TP2407
C1104
L2006
D1903
R1901
C2011
TP2406
CC
R2402R2401
C2003
D2400
D2401
U2000
1P8
TP2422
C2010
TP2004
C2305
R2334
R2333
R2310
B2000
D2325
C2304
TP2408
C2006
D2318
BOOT
ANT2002
ANT2003
SH407
R2823
C2818
U2806
L2844
U2803
R2817
L2846
R2822
C2817
U2807
L2827
R2818 R2819
C2840
C2820
C2819
C2839
L2825
L2832
L2826C2829
TP1902
J1900
U2812
L2876
U2810
L2847
L2849
C2834
U2704
C2833
L2877
L2721
L2719
L2759
C2717
L2731
C2787
L2757
U2707
C2723
L2730
L2750
C2756
C2748
13
12
C2749
U2715
C2744
L2751
L2752
H=0.79
U2714
L2754
L2739
U2710
1
24
J1901
L2761
C2731
C2733
L2738
C2754
L2760
C2014
L2002
L2001
C2015
C2002
C2000
C2001
C2009C2008
C2005
B2001
D2320
R1916
C2313
C2212
C1926
J2303
R2724
R2725
C2211
L2744
R666
R2388
R667
C2316
C2314
VBAT
TP2405
TP2400
TP2413
GND
J2301
VBUS
ANT3302
U2002
ANT3301
L3325
C3328
C3306
R3335
C3339
L3366
C3337
L3311
L3323
C3340
L3314
L3306
L3315
L3303
C3341
C3338
L3312
L3302
R3301
L3304
L3301
U3301
R3307
R3302
C3302
J2800
C2800L2803
R2825
U2801
R2824
L2833
C2801
C2803
C2802
C2828
L2831
C2805
R2820
L2804
U2805
C2804
L2801
U2811
C2832
C2843
L2824
R2814
L2835
C2821
C2522
C2822
R2816
L2830
R2815
L2724
C2719
L2725
L2734
C2721
C2742
C2728
L2743
L2746
C2730
L2735
R2788
L2740
C2738
C2732
C2739
C2776
U2709
C2755
R2720
L2753
L2755
U2708
R2789
U2716
R2723
L2745
C2737
C2736
C2735
C2741
R2767
U2713
R2768
L2742
C2740
TP2415
TP2421
DM
DP
R3314
R3311
R3310
C3300
U2815
C2808
C3301
L2809
L2802
L2820
L2841
C2836
C2831
C2838
L2842
L2843
L2736
L2780
L2778
L2777
U2702
L2775
C2053
U2813
C2837
L2718
L2720
U2703
D2326
L2822
L2838
C2841
C2835
L2840
L2839
U2500
C2779
R2783
L2781
L2772
L2773
C2716
R2709
R2707
R2712
ID
C2816 C2809
U2808
U2804
C2824
C2826
U2814
L2837
C2842
L2836
L3200
C2502
C2506
R2602
L2612
L2715
C2632
C2743
L2717
C2782
C2714
C2770
L2771
C2774
U2700
R2711
C2709
D2327
ON
U3300
R2716
L2813
R2705
L2817
R2717
L2808L2821
R3309
R3308
U2809
C2708
L2700
R3303
R3205
L3313
C2823
C2813
C2815
C2825
U3201
C2710
L2819
C3201
R2813
R3204
L3202
J2701
C2514
C2523
R2506
C2521
C2518
R2500
R2504
C2519C2515
C2520C2524
R2503
R2505
R2508
C2517
C2516
J3300
C2500
C2501
C2513
C2512
C2504
C2505
C2503
C2641
L2711
L2701
L2702
C2703
U2711
L2708
R2700
C2711
C2508
L2703
L2500
C2509
C2507
U2501
C2511
R2501
R2502
C2751
C2707
C2706
C2705
L2762
R2702
R2706
C2704
C2713
R2704
C2701
C2700
TP2411
TP2410
Bottom
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