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HCAL Status HCAL Status HCAL Status CMS HCAL Status Jim Freeman Simulation Workshop on CMS Calorimetry, Ooty, Feb 18 20, 2002 1 Outline Outline Outline Absorber Optics Status at CERN HPDs Front End Electronics

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SLIDE 1

Simulation Workshop on CMS Calorimetry, Ooty, Feb 18 – 20, 2002 1

HCAL Status HCAL Status HCAL Status

CMS HCAL Status

Jim Freeman

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SLIDE 2

Simulation Workshop on CMS Calorimetry, Ooty, Feb 18 – 20, 2002 2

Outline Outline Outline

  • Absorber
  • Optics
  • Status at CERN
  • HPDs
  • Front End Electronics
  • Higher Level readout
  • Radioactive Source Test Milestone
  • HF
  • Summer 2002 Testbeam
  • Longer Term Schedule
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SLIDE 3

Simulation Workshop on CMS Calorimetry, Ooty, Feb 18 – 20, 2002 3

HB wedge design HB wedge design HB wedge design

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SLIDE 4

Simulation Workshop on CMS Calorimetry, Ooty, Feb 18 – 20, 2002 4

Absorber Absorber Absorber

HB- at SX5 at CERN

  • 17 HB+ wedges at CERN in

Building 186. (Wedge 16 being repaired)

  • Optics installed, QC Testing

in progress

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SLIDE 5

Simulation Workshop on CMS Calorimetry, Ooty, Feb 18 – 20, 2002 5

HB Wedges at Bldg 186 HB Wedges at Bldg 186 HB Wedges at Bldg 186

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SLIDE 6

Simulation Workshop on CMS Calorimetry, Ooty, Feb 18 – 20, 2002 6

HB- wedge 16 Damage HB HB-

  • wedge 16 Damage

wedge 16 Damage

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SLIDE 7

Simulation Workshop on CMS Calorimetry, Ooty, Feb 18 – 20, 2002 7

HE + at Minsk HE + at Minsk HE + at Minsk

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SLIDE 8

Simulation Workshop on CMS Calorimetry, Ooty, Feb 18 – 20, 2002 8

Megatile design, top view Megatile Megatile design, top view design, top view

Components are the machined scintillator plates, cover plates, fiber assembly (WLS spliced to clear fiber, optical connector) pigtails

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SLIDE 9

Simulation Workshop on CMS Calorimetry, Ooty, Feb 18 – 20, 2002 9

Megatile cross-sectional view Megatile Megatile cross cross-

  • sectional

sectional view view

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SLIDE 10

Simulation Workshop on CMS Calorimetry, Ooty, Feb 18 – 20, 2002 10

Protvino - Pig Tail QC Protvino Protvino -

  • Pig Tail QC

Pig Tail QC

RMS of the light yield transmission is less than 5%.

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SLIDE 11

Simulation Workshop on CMS Calorimetry, Ooty, Feb 18 – 20, 2002 11

Megatile Manufacture -HE Megatile Megatile Manufacture Manufacture -

  • HE

HE

10 megatiles/day at Protvino

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SLIDE 12

Simulation Workshop on CMS Calorimetry, Ooty, Feb 18 – 20, 2002 12

HB Megatile Production HB Megatile Production HB Megatile Production

CMS HCAL Production

18 36 54 72 90 108 126 144 162 180 198 216 234 252 270 288 306 324 342 360 378 396 414 432 450 468 486 504 522 540 558 576 594 612 630

week of

Mega tiles

Scintillator "Goal" Final Assy. "Goal" Covers "Goal" Scintillator Machined Covers Machined Completed Megatiles

18 megatiles per layer 17 layers per wedge 18 wedges per HB 2 HB's

80% 490 tiles 90% 551 tiles 100% 612 tiles

P r e pa r e d by: T odd Ne be l

week ending 09/30/01

( HB+ / HB-) HB- left Scint=576 94% (1 00% / 88%) 1 2% left Co ver=61 2 1 00% (1 00% / 1 00%) 0% left Tile=573 94% (1 00% / 88%) 1 2% left

L09 Delay for Quartz fiber

Scheduled to be completed end of 01. Total labor estimate ~ 1.8 M$

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SLIDE 13

Simulation Workshop on CMS Calorimetry, Ooty, Feb 18 – 20, 2002 13

Installation at CERN Installation at CERN Installation at CERN

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SLIDE 14

Simulation Workshop on CMS Calorimetry, Ooty, Feb 18 – 20, 2002 14

Optics Factory at FNAL Optics Factory at FNAL Optics Factory at FNAL

  • HB Optics factory in final phase. Will be

finished in 2 weeks.

  • Reduce staffing from 13 to 5.
  • Factory will redirect to work on

components for RBX’s, HV, LV, electronics components.

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SLIDE 15

Simulation Workshop on CMS Calorimetry, Ooty, Feb 18 – 20, 2002 15

HPD Delivery Schedule HPD Delivery Schedule HPD Delivery Schedule

Letter of Intent received by DEP Oct 12, 01 Spare Tubes (20) Dec 20, 01 Spare Tubes (30) Mar 1, 02 HB- (72) May 12, 02 HE- (72) Aug 23, 02 HB+ (72) Nov 3, 02 HE+ (72) Jan 28, 03 HO (146) Jun 23, 03 So far, 20 at Minnesota. ~ on schedule First Production HPD

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SLIDE 16

Simulation Workshop on CMS Calorimetry, Ooty, Feb 18 – 20, 2002 16

HPD Anti-Reflective Coating HPD Anti HPD Anti-

  • Reflective Coating

Reflective Coating

3 layer coating on top of HPD Diode.

100 nm A l A l A l kapton

Aluminum with no anti-reflective coating New Diode Structure

Bias Voltage

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SLIDE 17

Simulation Workshop on CMS Calorimetry, Ooty, Feb 18 – 20, 2002 17

RBX Status RBX Status RBX Status

  • HB RBX in production (Mississippi).

Should be complete by April 02.

  • ODU’s for HB complete (Notre Dame) 2-

3% rms.

  • HE RBX in design. Design should be

complete by April 02

  • Production of HE RBXs late spring
  • HE ODUs to be built in ND factory in

summer.

  • Design HO RBX. Build over summer
  • HO ODUs in fall (ND)
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SLIDE 18

Simulation Workshop on CMS Calorimetry, Ooty, Feb 18 – 20, 2002 18

HB RBX Assembly HB RBX Assembly HB RBX Assembly

Full RBX with 19 ch RMs RBX Interior -- HV distributor and backplane

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Simulation Workshop on CMS Calorimetry, Ooty, Feb 18 – 20, 2002 19

Readout Module (RM) Overview Readout Module (RM) Readout Module (RM) Overview Overview

I N T E R F A C E B O A R D

H P D

ODU

FIBERS In

6 CHANNEL FRONT END READOUT CARD

12 COAX HV CABLE 12 COAX 12 COAX

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Simulation Workshop on CMS Calorimetry, Ooty, Feb 18 – 20, 2002 20

RBX Readout Module RBX Readout Module RBX Readout Module

Interface Card HPD Mount

  • The readout module (RM) integrates the HPD, front end electronics,

and digital optical drivers.

Electronics cards HV Optical Sorter ODU

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Simulation Workshop on CMS Calorimetry, Ooty, Feb 18 – 20, 2002 21

ODU production at Notre Dame ODU production at Notre ODU production at Notre Dame Dame

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Simulation Workshop on CMS Calorimetry, Ooty, Feb 18 – 20, 2002 22

ODU QC ODU QC ODU QC

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Simulation Workshop on CMS Calorimetry, Ooty, Feb 18 – 20, 2002 23

FE/DAQ Readout FE/DAQ Readout FE/DAQ Readout

QIE QIE QIE QIE QIE QIE CCA CCA CCA TX TX

Shield Wall

C P U D C C H T R H T R H T R H T R H T R H T R LEVEL 1 TRIGGER TTC DDU/FED HPD

CONTROL MODULE FE READOUT MODULE

VR 1600 Mbit/s

L1 Accept

1 Gbit/s 16 1600Mbit/s fiber per HTR

18 HTRs per HCAL Readout Crate

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SLIDE 24

Simulation Workshop on CMS Calorimetry, Ooty, Feb 18 – 20, 2002 24

FE Channels FE Channels FE Channels

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Simulation Workshop on CMS Calorimetry, Ooty, Feb 18 – 20, 2002 25

FE Status FE Status FE Status

Past 6 months

  • Tested proto CCA Asic – looks good
  • Tested proto QIE Asic
  • Does not run at 40MHz (easy fix)
  • Noise levels under study
  • 3000e- rms with soldered coax connections btw HPD

and QIE

  • HB Backplane layout complete
  • Proto GOL (serializer) tested - OK
  • Gigabit Ethernet protocol
  • 1600 Mbits/s
  • Proto VCSEL and custom package tested – ok
  • Rad qualified “glue” logic parts
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Simulation Workshop on CMS Calorimetry, Ooty, Feb 18 – 20, 2002 26

CMS QIE Status CMS QIE Status CMS QIE Status

Full chip submitted 3/13/01 Received 5 wafers 6/1/01 Testing shows chip fully functional

  • Chip does not run at 40 MHz
  • Noise as a function of input capacitance being

studied

  • Noise of 3000e- rms achieved with soldered

coax connections btw HPD and QIE

Goal is to submit production part by April ‘02

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SLIDE 27

Simulation Workshop on CMS Calorimetry, Ooty, Feb 18 – 20, 2002 27

CCA Status CCA Status CCA Status

CCA submitted June 25, 2001 25 parts back Oct 11, 2001 Chips under test

  • Problem with reads/writes to internal registers
  • Problem with writes fixed with repair on chip

(jumped out inverter)

  • Problem with reads under study
  • Other than reads, the CCA appears to be fully

functional

Engineering run chip submitted on Feb

  • 11. Due back April 8.
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SLIDE 28

Simulation Workshop on CMS Calorimetry, Ooty, Feb 18 – 20, 2002 28

CCA ASIC Repair CCA ASIC Repair CCA ASIC Repair

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SLIDE 29

Simulation Workshop on CMS Calorimetry, Ooty, Feb 18 – 20, 2002 29

Radioactive Source Vertical Slice Radioactive Source Vertical Radioactive Source Vertical Slice Slice

  • Exercise a single channel of HCAL readout

from scintillator to computer

  • Radioactive Source
  • Scintillator
  • Optical Fiber
  • HPD
  • QIE
  • Digital optical readout
  • HTR
  • DCC
  • Computer
  • First complete ~40Mhz readout of HCAL

Channel

  • Successful demonstration of radioactive

source measurement for calibration.

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Simulation Workshop on CMS Calorimetry, Ooty, Feb 18 – 20, 2002 30

QIE under test QIE under test QIE under test

QIE

Test

Board

TTCrx

Clock distributor

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Simulation Workshop on CMS Calorimetry, Ooty, Feb 18 – 20, 2002 31

DAQ System DAQ System DAQ System

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Simulation Workshop on CMS Calorimetry, Ooty, Feb 18 – 20, 2002 32

Radioactive Source Test Radioactive Source Test Radioactive Source Test

Shift of 180 electrons

Response as source is removed from scintillator

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Simulation Workshop on CMS Calorimetry, Ooty, Feb 18 – 20, 2002 33

HF Status HF Status HF Status

  • 10 HF absorber wedges finished. 5 at

CERN

  • Fiber ordered. First delivery to CERN
  • Phototubes ordered.
  • Expect first complete wedge (fibers,

pmts) at CERN in early June 02.

  • Expect to test in H2 test beam this

summer.

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Simulation Workshop on CMS Calorimetry, Ooty, Feb 18 – 20, 2002 34

First Production HF Wedge First Production HF Wedge First Production HF Wedge

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Simulation Workshop on CMS Calorimetry, Ooty, Feb 18 – 20, 2002 35

Idea to use HO for muon trigger, vertical slice trigger Idea to use HO for Idea to use HO for muon muon trigger, vertical slice trigger trigger, vertical slice trigger

Expect ~ 2 p.e.

  • f noise and ~ 8

p.e. of signal for a single muon at normal incidence.

Toy montecralo with 5000 e- noise, 8 pe/mip in HO

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SLIDE 36

Simulation Workshop on CMS Calorimetry, Ooty, Feb 18 – 20, 2002 36

Testbeam Motivation Testbeam Testbeam Motivation Motivation

  • HB- assembled in September 01
  • HB+ will be assembled in September 02
  • Only chance for testing production

wedges with fast (engineering run ASICS) electronics is Summer 02.

  • Desire to test 2 to 4 production wedges

from HB+.

  • Get absolute calibrations to carry from

H2 to UX5.

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SLIDE 37

Simulation Workshop on CMS Calorimetry, Ooty, Feb 18 – 20, 2002 37

Testbeam Goals Testbeam Testbeam Goals Goals

  • Prepare test beam DAQ to read out prototype

HTR cards.

  • Electronics will be 6-channel RBX cards,

using first run QIE and engineering run CCA. GOL and fiber-optic readout.

  • Rochester ECAL module on table, with new

motion mechanism.

  • Take ~ 4 production wedges into beam.
  • Measure radioactive source fingerprints.
  • Scan with pions as function of eta and phi.
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SLIDE 38

Simulation Workshop on CMS Calorimetry, Ooty, Feb 18 – 20, 2002 38

Testbeam Responsibilities Testbeam Testbeam Responsibilities Responsibilities

  • H2 Test beam beamline, DAQ – Laza
  • RBX FE cards – Terri Shaw
  • RBX mechanics, optics – Randy Ruchti
  • Check out / test RBX’s – Anatoly Ronzhin
  • System integration FE card to HTR – Jim

Rohlf

  • Radioactive source system – Virgil
  • Calibration System --Vasken, Sergey Los
  • Refurbish table – George Ginther
  • ECAL Module, new motion – Pawel
  • HV System – Sergey Los
  • HPD checkout and setup – Arjan Heering
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SLIDE 39

Simulation Workshop on CMS Calorimetry, Ooty, Feb 18 – 20, 2002 39

Testbeam Conclusions Testbeam Testbeam Conclusions Conclusions

  • Test Beam 2002 very important goal for

HB group.

  • Only chance to test production wedges
  • Important step in system integration in

preparation for SX5 activities in late 02, early 03.

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SLIDE 40

Simulation Workshop on CMS Calorimetry, Ooty, Feb 18 – 20, 2002 40

Conclusions Conclusions Conclusions

  • HCAL absorber and optics making good

progress

  • Front end and Higher level electronics

progressing

  • Finished with absorber, optics.
  • HPDs under control
  • ASICs under control
  • HF fibers and pmts ordered.
  • Looking forward to test beams in summer 02
  • Install electronics Spring 03
  • Vertical Slice Tests in SX5 in 03