Forward Muon System VME Power Supply Failure History

Started at 02/15/2002

Last update 06/25/2008

Current editor: V.Malyshev

Color legend: Pixel MDT Central

Number legend: Total number (Subsystem-number). Subsystems: 1 - Pixel, 2 - MDT, 3 - Central

Number
Total (Subsystem)		 Date Crate Problem Comment
2002
1 (2-1) 02/15/02 MDT MDSB2 (SBWT) +5V/40A slave 22:06 during shot setup (SS) or Run
2 (2-2) 02/27/02 MDT MDSB2 (SBWT) -5V/20A master 19:25 during beam studies
3 (1-1) 03/18/02 Pixel, 299 (SCW) +5V/40A master 12:52, during SS
4 (2-3) 04/01/02 MDT MDSC3 (SCWB) Mainframe, PCB:
E/D CONTROL
Q5 - IRFBC30
F1 - Fuse BUSS, 1A		 15:15, during SS
5 (1-2) 05/26/02 Pixel, 299 (SCW) -5V/20A master No info found
6 (2-4) 06/06/02 MDT MDSC3 (SCWB) -5V/20A master No info found
7 (1-3) 07/15/02 Pixel, 299 (SCW) Mainframe, PCB:
E/D CONTROL
Q5 - IRFBC30
F1 - Fuse BUSS, 1A		 00:12, during run
8 (2-5) 07/19/02 MDT MDSC3 (SCWB) +5V/40A master 16:27 during beam studies
9 (2-6) 10/11/02 MDT MDSC1 (SCET) No problem found
2003
10 (3-1) 02/09/03 CMSC 0x50 Input crate AC Fuse fail,
GMA Fuse, 15A Current rating,
Power Inlet with fuse holder was replaced also
11 (1-4) 04/10/03 Pixel, 96 (SABEB) +5V/40A master 06:06, during run
12 (1-5) 04/11/03 Pixel, 92 (SABWT) +5V/40A slave 13:29, during SS
13 (2-7) 04/26/03 MDT MDNA3 (NAWB) +5V/40A slave 01:36 during beam studies
14 (1-6) 04/27/03 Pixel, 92 (SABWT) +5V/40A slave 02:15, scraping down
15 (1-7) 05/17/03 Pixel, 279 (NCW) -5V/20A master 14:30, during SS
16 (1-8) 06/04/03 Pixel, 90 (SABET) +5V/40A slave 1, slave 2 16:08, during SS
2004
17 (1-9) 01/18/04 Pixel, 72 (NABWT) +5V/40A slave 1 (new module) 07:00, during run
18 (2-8) 03/02/04 MDT MDSB2 (SBWT) Mainframe, PCB:
E/D CONTROL
Q5 - IRFBC30
F1 - Fuse BUSS, 1A		 07:15, during scraping
19 (2-9) 03/09/04 MDT MDSC2 (SCWT) -5V/20A master 22:30, during scraping
20 (1-10) 03/12/04 Pixel, 299 (SCW) Mainframe, PCB:
E/D CONTROL
Q5 - IRFBC30
F1 - Fuse BUSS, 1A		 11:15, during run
21 (1-11) 03/24/04 Pixel, 76 (NABEB) Input crate AC Fuse fail, GMA Fuse,
15A Current rating		 6:15, between stores
22 (1-12) 06/27/04 Pixel, 96 (SABEB) Mainframe, PCB:
E/D CONTROL
Q5 - IRFBC30
F1 - Fuse BUSS, 1A		 14:15, during SS
23 (2-10) 07/08/04 MDT MDNA4 (NAEB) Mainframe, PCB:
E/D CONTROL
Q5 - IRFBC30
F1 - Fuse BUSS, 1A		 ~9:30, during SS
24 (1-13) 07/29/04 Pixel, 72 (NABWT) +5V/40A slave Time???, during SS
According logbook LVPS failed
between 23:30 07/27/04 and 1:15 07/28/04.
LVPS replaced at 07/29/04
25 (1-14) 08/17/04 Pixel, 299 (SCW) ??? (In muo logbook at 7:00:59 written "crate SCW",
at 19:24:46 "crate 0x94") +5V/40A slave (?)		 -6:30, during run
2005
26 (2-11) 02/23/05 MDT MDNA4 (NAEB) Modified LVPS Mainframe, PCB:
E/D CONTROL
Q5 - IRFBC30A
F1 - Fuse BUSS, 1A and control IC SG3842M		 18:51, during SS
27 (1-15) 05/05/05 Pixel, 76 (NABEB) After power outage input AC fuse blow
and fuse holder destroyed		 At the morning, between stores
28 (3-2) 07/14/05 Central, CWS -5V/20A, master ~0:40, during quench
29 (2-12) 11/01/05 MDT MDSC2 (SCWT) Modified LVPS -5V/40A, master -15:00, during end of store beam studies
30 (1-16) 11/15/05 Pixel,298 (SCE) Modified LVPS No problem found
(second time, the same LVPS see line 9)		 between stores
31 (2-13) 12/26/05 MDT MDNA2 (NAWT) Modified ??? LVPS Mainframe, PCB: E/D CONTROL
Q5 - IRFBC30
F1 - Fuse BUSS, 1A		 SS??? Runs 213305-213333 after that
2006
32 (2-14) 01/29/06 MDT MDSA4 (SAEB) Modified ??? LVPS Mainframe, PCB: E/D CONTROL
Q5 - IRFBC30
F1 - Fuse BUSS, 1A		 SS??? Runs 214674-214813 after that
33 (1-17) 07/03/06 Pixel, 72 (NABWT) Modified LVPS +5V/40A, master between stores around 10 AM
(TEV investigations)
34 (3-3) 10/21-25/06 Scintillators test stand +5V/40A, master
35 (1-18) 11/11/06 Pixel, 279 (NCW) Modified LVPS !!!two modules
+5V/40A, slave
+5V/40A, slave		 Close to beginning of store
(after two hours of running)
36 (2-15) 12/04/06 MDT MDSB2(SBWT) Modified LVPS !!!two modules
+5V/40A, master
+5V/40A, slave		 ~23:15-23:45 During SS
37 (1-19) 12/20/06 Pixel, 92 (SABWT) Modified LVPS +5V/40A, slave Close to beginning of store
(like line 35)
38 (2-16) 12/22/06 MDT MDSC4(SCEB) None modified LVPS Mainframe, PCB:
E/D CONTROL
Q5 - IRFBC30
F1 - Fuse BUSS, 1A		 During store
2007
39 (1-20) 02/19/07 Pixel, 70 (NABET) Modified LVPS +5V/40A, master Between store, during SS
with problematic proton loading
40 (2-17) 02/23/07 MDT SAWT (MDSA2) None modified, running since 2001 +5V/40A, slave About midnight during shot setup
41 (1-21) 03/16/07 Pixel NABWT (Mofified) +5V/40A, slave mother board Shot setup
42 (1-22) 03/29/07 Pixel NCW (Modified) Motherboard Shot setup
43 (2-18) 04/02/07 MDT SBWT Motherboard Shot setup
44 (1-23) 05/21/07 Pixel NABWB (Crate 74) Modified Motherboard (fuse, not inspected yet) Close to beginning of store
(after 0.5 hour of running)
45 (2-19) 06/02/07 MDT SBWB LVPS MP4-76517 (s/n:167010118)
is replaced by MP0-7000 (s/n: 4100057057)
(Failured PS is not inspected yet)		 Middle of store
46 (2-20) 07/24/07 MDT NAEB No info about problem No info
Shutdown.
Pixels:
Crate NCE LVPS Model: MP4-76517, s/n: 16 7014 118 is replaced by Model:MP0-7000, s/n: 4100059057
Crate NABEB LVPS Model: MP4-76517, s/n: 16 6984 118 is replaced by Model:MP0-7000, s/n: 4100056057
Crate SABEB LVPS Model: MP4-76517, s/n: 16 6989 118 is replaced by Model:MP0-7000, s/n: 1600562037
Crate SABET LVPS Model: MP4-76517, s/n: 16 6985 118 is replaced by Model:MP0-7000, s/n: 4100058057
Crate SABWB LVPS Model: MP4-76517, s/n: 16 7014 118 is replaced by Model:MP0-7000, s/n: 1600502057
Crate SABWT LVPS Model: MP4-76517, s/n: 16 6971 118 is replaced by Model:MP0-7000, s/n: ?
Crate SCE LVPS Model: MP4-76517, s/n: 16 6975 118 is replaced by Model:MP0-7000, s/n: 4100354086
Crate SCW LVPS Model: MP4-76517, s/n: 16 7009 118 is replaced by Model:MP0-7000, s/n: 4100211087
Crate SABEW MP4-76517 s/n: 16 6988 118
47 (2-21) 11/03/07 MDT NCET (running since 2001, none modified) Motherboard (None modified LVPS Mainframe, PCB:E/D CONTROL Q5 - IRFBC30, F1 - Fuse BUSS, 1A) During store
2008
48 (1-24) 01/29/08 Pixel NCW (x279) (Modified, NEW) Motherboard (Mainframe, PCB:E/D CONTROL Q5 - IRFBC30, F1 - Fuse BUSS, 1A) During store
49 (2-22) 02/08/08 MDT SBWT (Modified, NEW) +5V, slave During store
50 (2-23) 03/11/08 MDT SCEB (Modified) Motherboard (Mainframe, PCB:E/D CONTROL Q5 - IRFBC30, F1 - Fuse BUSS, 1A) During store
51 (2-24) 03/28/08 MDT NAET (running since 2001, none modified) +5V, slave During scraping
52 (1-25) 06/17/08 Pixel NCW (x279) (Modified, NEW) Not tested yet
LVPS MP0-7000 (s/n:4100210087)
is replaced by MP0-7000 (s/n: 4100217078)		 Within ~30 mins after beginning of store
53 (1-26) 06/23/08 Pixel SCW (Modified, NEW) +5V, control;
LVPS MP0-7000 (s/n:4100211087)
is replaced by MP0-7000 (s/n: 4100271048)		 Within 15-20 mins after beginning of store