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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
Summary of Contents for TASKalfa 620
Page 1: ...SERVICE MANUAL Published in August 2009 842KP112 2KPSM062 Rev 2 TASKalfa 620 820 ...
Page 4: ...This page is intentionally left blank ...
Page 10: ...This page is intentionally left blank ...
Page 144: ...2KN 2KP 1 3 106 This page is intentionally left blank ...
Page 308: ...2KN 2KP 1 5 88 This page is intentionally left blank ...
Page 412: ...2KN 2KP 2 3 60 This page is intentionally left blank ...
Page 435: ...1 1 INSTALLATION GUIDE INSTALLATION GUIDE FOR SIDE FEEDER ...
Page 442: ...INSTALLATION GUIDE FOR LARGE SIZE SIDE FEEDER ...
Page 460: ...INSTALLATION GUIDE FOR DOCUMENT FINISHER ...
Page 475: ...INSTALLATION GUIDE FOR CENTERFOLD UNIT ...
Page 490: ...INSTALLATION GUIDE FOR MULTI JOB TRAY ...
Page 501: ...INSTALLATION GUIDE FOR PUNCH UNIT ...
Page 512: ...INSTALLATION GUIDE FOR STOPPER GUIDE ...
Page 515: ...INSTALLATION GUIDE FOR PRINTING SYSTEM ...
Page 518: ...INSTALLATION GUIDE FOR SCAN SYSTEM ...
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