Kyocera TASKalfa 620 - HDD Relay PWB

2KN/2KP
2-3-53
2-3-11 HDD relay PWB
Figure 2-3-21 HDD relay PWB block diagram
Figure 2-3-22 HDD relay PWB silk-screen diagram
HDD
HDDRPWB
Reset IC Regulator
3.3 V 1.8 V
INTRQ IORDYY DMARQ
RST RD WR ACK CS1 CS0 DA [2:0] DD [15:0]
Regulator
TX_N/P
RX_N/P
12 V
5 V
MPWB
HDD I/F circuit
DCPSPWB
YC2
YC1
YC3
U1
U4 U3
U2