the part number of the SM421s Z DRIVER board is J91741303A ,This board contains two parts,+ x! V4 b7 a6 U6 q6 J/ r
Please provide the part number of two parts. 7 q0 @; T7 {1 t! _+ G. q3 @ * U1 O2 t8 \& ~* \ : z9 w/ ^4 p7 Y; D9 d# p: R7 O 6 p7 i/ v( V- M) a$ C1 C: U