Dc-Dc Converter (Ddc_A#0); Dc-Dc Converter (Ddc_A#1); Dc-Dc Converter (Ddc_A#2); Dc-Dc Converter (Ddc_A#3) - Fujitsu SPARC Enterprise M5000 Service Manual

Location
Number Component
1 Top cover
2 CPU module (CPUM#0)
3 CPU module (CPUM#1)
4 CPU module (CPUM#2)
5 CPU module (CPUM#3)
6 172-mm fan (FAN_A#1)
7 172-mm fan (FAN_A#0)
8 172-mm fan (FAN_A#3)
9 172-mm fan (FAN_A#2)
10 Backplane unit (BPU_B - includes IOBP,
Power distribution board, bus bar)
11 172-mm fan backplane (FANBP_C)
12 CD-RW/DVD-RW backplane (DVDBP_B)
13 Tape backplane (TAPEBP)
14 Hard disk drive backplane (HDDBP#1
IOU#1)
15 Hard disk drive backplane (HDDBP#0
IOU#0)
16 Hard disk drive (HDD#1 IOU#0)
17 Hard disk drive (HDD#0 IOU#0)
18 Hard disk drive (HDD#3 IOU#1)
19 Hard disk drive (HDD#2 IOU#1)
20 Tape drive unit (TAPEU)
21 CD-RW/DVD-RW Drive Unit (DVDU)
22 Front-panel
23 Power supply unit (PSU#0)
24 Power supply unit (PSU#1)
25 Power supply unit (PSU#2)
26 Power supply unit (PSU#3)
Location
Number Component
32 I/O unit (IOU#1)
33 DC-DC Converter Riser (DDCR IOU#1 Not
shown)
34 DC-DC Converter (DDC_B on DDCR on
IOU#0 Not shown)
35 DC-DC Converter (DDC_A#0 IOU#1 Not
shown)
36 PCI cassette (PCI#0 IOU#1)
37 PCI cassette (PCI#1 IOU#1)
38 PCI cassette (PCI#2 IOU#1)
39 PCI cassette (PCI#3 IOU#1)
40 PCI cassette (PCI#4 IOU#1)
41 PCI cassette (PCI#4 IOU#0)
42 PCI cassette (PCI#3 IOU#0)
43 PCI cassette (PCI#2 IOU#0)
44 PCI cassette (PCI#1 IOU#0)
45 PCI cassette (PCI#0 IOU#0)
46 Extended System Control facility unit
(XSCFU)
47

DC-DC Converter (DDC_A#0)

48

DC-DC Converter (DDC_A#1)

49

DC-DC Converter (DDC_A#2)

50

DC-DC Converter (DDC_A#3)

51 DC-DC Converter (DDC_B#0)
52 DC-DC Converter (DDC_B#1)
53 Motherboard unit (MBU_B)
54 Motherboard carriage
55 Memory board (MEMB#7)
56 Memory board (MEMB#6)
57 Memory board (MEMB#5)
Appendix A Components List A-5