# Presentation: 197991

## Calorimeter Electronics

**System Overview**
**Present Status**
**Installation**
**Commissioning**
**Summary**

**Mike Tuts**
**Columbia University**
**Directors Review**
**December 7, 1999**

## Calorimeter Organization

## System Overview

**Goals**
**Comparable noise performance at high luminosity, small bunch spacing, as for Run I**
**Replace**
**Preamps, cables, shapers, power supplies, controllers, calibration system**
**Retain**
**Calorimeter unchanged**
**Infrastructure: crates, most backplanes, cooling, most cabling**

## New Calorimeter Electronics

**New Calorimeter Electronics**

- 24 Preamp
- Power
- Supplies

- 36 Shaper
- Power
- Supplies

- 56,064 preamp hybrids

- 72 Active
- Pulser
- Fanouts

- 1,168 preamp
- motherboards

- 56,064 30ohm
- 15’ coax cables

- 72 Back
- plane

- 56,064 shaper
- hybrids

- 1,168 shaper
- motherboards

- 72
- crate
- controllers

- 4,672
- SCA daughtercards

- 9,344 trig
- adders

- 13 Timing &
- Controls

- 2,336
- Trig
- drivers

- 13 Calibration
- Pulsers

- On Detector

- In
- Platform

- In
- Moveable
- Counting
- House

## Manpower

| Name | Type | FTE | Institution | Tasks |
| --- | --- | --- | --- | --- |
| Bassler | Phys | 0.5 | Paris | Calibration system |
| Bhattachargee | Phys | 0.5 | Stony Brook | Calibration software |
| Canelli | Phys | 0.5 | Rochester | Calibration software |
| Gao | Phys | 1 | Columbia | Preamp install/commiss |
| Groer | Phys | 1 | Columbia | Preamp & BLS install/commiss |
| Hays | Phys | 0.1 | Columbia | Preamp install |
| Machefert | Phys | 0.5 | Paris | Calibration system |
| McCarthy | Phys | 0.1 | Stony Brook | Calibration software |
| Olivier | Phys | 0.5 | Paris | Calibration software |
| Petroff | Phys | 0.2 | Orsay | Calibration system/Argon monitor |
| Schamberger | Phys | 1 | Stony Brook | BLS system,software,... |
| SB Postdoc | Phys | 1 | Stony Brook | Timing and Control |
| Tuts | Phys | 0.2 | Columbia | Preamps, management |
| TOTAL |  | 7.1 |  |  |

## Technical Manpower

**Paris/Orsay come as needed for pulser installation & commissioning**

| Name | Type | FTE | Institution | Tasks |
| --- | --- | --- | --- | --- |
| Bagby | EPhys | 0.1 | Fermilab | Preamps |
| De la Taille | EE | 0.1 | Orsay | Calibration fanout |
| Huffman | EE | 1 | Fermilab | Power supplies
 |
| Imbert | EE | 0.05 | Orsay | Pulser cables |
| Jacquier | EE | 0.2 | Orsay | Pulser fanout |
| Huppert | OE | 0.1 | Paris | Online software |
| Lebbolo | EE | 0.25 | Paris | Calibration pulser |
| Manzione | EE | 1 | Stony Brook | BLS system
 |
| Martin | EE | 0.2 | Orsay | Calibration fanout |
| Teho | Des | 0.5 | Columbia | Preamp cooling |
| TOTAL |  | 3.5 |  |  |
| Bailly | ET | 0.2 | Paris | Pulser boards |
| Cherry | ET | 1 | Fermilab | Power supplies |
| Contract Tech | ET | 1 | Fermilab | Power suplies, Installation |
| Cornebise | ET | 0.05 | Orsay | Pulser cables |
| Emery | ET | 0.5 | Fermilab | Power supplies, Infrastructure |
| Liston | ET | 1 | Fermilab | Installation |
| Valreau | ET | 0.2 | Paris | Pulser |
| TOTAL |  | 3.95 |  |  |

## Parts Counts & Status

| System | Part | Quant. | In hand |
| --- | --- | --- | --- |
| Preamp | Cables | 2,400 | 2,400 |
|  | Hybrid | 60,000 | 59,000 |
|  | Motherboard | 1,250 | 1,100 |
|  | Power supply | 24 | 19 |
| Shapers (BLS) | SCA | 25,000 | 19,000 |
|  | Shaper Hybrid | 60,000 | 50 |
|  | Daughtercard | 5,000 | 10* |
|  | Trigger sum | 10,000 | 1* |
|  | Trig driver | 2,500 | 1* |
|  | Backplane | 80 | 80 |
|  | Motherboard | 1,250 | 10 |
|  | Power supply | 36 | - |
| Calibration Syst. | Passive fanout | 72 | 72 |
|  | Plug ins | 1150 | 1150 |
|  | Cables | 144 | 96 |
|  | Pulser | 13 | 13 |
|  | Interface  | 13 | 1 |
| Timing & Fanouts |  | 13 | 1* |

- *= prototype;         ***red italics indicates critical path***
***Green = production,****** ******yellow=pre-production,****** red=prototypes***

**~14 systems/cards types; ~170,000 boards**

## Existing Infrastructure

**Preamp system:**
**Crates & backplanes on calorimeter**
**Cabling from preamp to shapers (BLS)**
**Water cooling lines**
**AC power**
**1553 rack monitor system**
**BLS system**
**Racks (some modifications to accommodate some cable trays)**
**Crates**
**Cabling from BLS to ADCs**
**2 of 3 backplanes on 9U crate**
**Cooling system**
**AC power**
**1553 rack monitor system**
**ADC system**
**Unchanged**

## New Infrastructure Status - completed

**30******** signal cables from calorimeter to preamps**
**Done, handful of known bad channels to be repaired**
**New Pulser cables from platform to preamp boxes (CC,ECN)**
**Done, terminated, dressed & tested**
**Power supply cable harness (CC, ECN)**
**Done, needs to be tested**
**Preamp power supply magnetic shielding (~300G)**
**Tested during solenoid field tests**
**Boxes constructed, installation in Dec-Jan**

## New Infrastructure  Status - needed

**ECS infrastructure**
**Awaits placement of ECS on platform, could do some earlier with access off platform**
**Preamp box cooling**
**Tests indicate present cooling not-optimal, looking into higher throughput fans, improved heat exchanger, better distribution**
**Designer/engineer started on problem**
**BLS crate rework**
**Need to replace one of three backplanes (required for new SCA control lines)**
**BLS Power supply rework**
**Need to modify existing BLS supply voltage rails and current trips, still need to test prototype mods **

## Remaining Installation Tasks

**Preamp system**
**Barcode preamp hybrids (60,000)**
**Populate & barcode preamp motherboards (13 species of preamp to produce different preamp motherboard types**
**Test/burn-in 100 boards for 1 week**
**Install in preamp boxes on detector (1,200 preamp motherboards)**
**Maintain history database based on barcode info**
**Preamp Power supplies**
**Install in magnetic shield boxes (24), crane up to preamp boxes**
**Hookup AC & water**
**Verify voltage rails**
**Hookup rack monitor system**

## Remaining Installation Tasks

**Calibration system**
**Install pulser modules (13)**
**BLS system**
**Populate and barcode BLS motherboards (1,200) with shaper hybrids (60,000), SCA daughtercards (5,000), trigger adders (10,000), trigger drivers (2,500)**
**Verify BLS backplane operation**
**Install and burn-in BLS motherboards in groups of 100**
**BLS Power supplies**
**Install modified supplies (72), requires craning into position**
**Verify voltage rails**

## Completed Commissioning Tasks

**Pulser**
**Cable mapping completed**
**In process of commissioning calibration system (pulser, active fanout) by checking waveform in situ**
**Preamp power supply**
**Verified operation in magnetic field in situ**
**Readout chain**
**Have readout new preamps (5,000ch), pulsers (1), BLS cards (48ch) with PC based DAQ in 5k test stand**
**Coherent noise**
**Peds & sigmas**
**Gains**
**Software**
**Read out old preamps through new online data path (computed means & sigmas, histograms)**
**Developing online database (ongoing)**
**Determination of zero-suppression thresholds**
**Computation of calibration constants**

## Remaining Commissioning Tasks

**Fill calorimeter **
**Argon monitoring **
**Preamp system**
**Readout pulser & peds using old BLS**
**Locate/replace dead channels**
**Locate/repair bad cables**
**Pulser system**
**Program pulser interface board (PIB)**
**Develop GUI for pulser controls**
**Integrate into D0 online system**
**BLS system**
**Readout pulser & peds with complete single new BLS crate**

## Remaining Commissioning Tasks

**Commissioning Software**
**“****EXAMINE” **
**Pulser readout, histogram, peds, sigmas**
**Data readout, hit maps, histogram, peds, sigmas**
**“****CALIB”**
**Determiation of zero suppression thresholds**
**Integration into D0 calibration environment**
**Database development**
**Tests**
**Coherent noise sudies**
**Crosstalk measurements**
**Dead channel monitoring**
**Single channel pulsing**
**Linearity measurements**
**Mapping verification**
**Trigger verification**

## Technician Manpower

**Peak profiles from resource loaded MS Project schedule**
**Caveat that definition of peak profile may show anomalous spike**
**~All techs are Fermilab Electrical techs (ETF)**
**Identified ETFs are Cherry(1) + Liston(1) + ContractTech(1)-evaluating resumes + Emery/replacement = 3.5ETF**
**~0.5 FTE French Tech for pulser **
**Expect some underestimation ~1-2 ETF?**

- 3.5 FTE

**Install, checkout**
**Preamps, pulsers, PS**

**Install, checkout**
**BLS system**

- Physicists commission new
- Preamps and pulser
- with single new BLS crate

## Engineering Manpower

**Peak profiles from resource loaded MS Project schedule**
**Caveat that definition of peak profile may show anomalous spike, also includes some construction for BLS**
**Engineering FTEs in hand from Fermilab(1), Paris+Orsay(~1 at FNAL), Stony Brook(1), Columbia(0.5)**

- Fermilab EE FTE

- University EE FTE

- 1 FTE

- 2.5 FTE

**Dec 99**

**Dec 99**

- BLS construction

**Install, checkout**
**BLS system**

**Install, checkout**
**Preamp, pulser system**

## Physicist Manpower

**From MS Project cost loading**
**Software effort for commissioning not well represented yet in schedule**
**Mainly covers installation and initial checkout**
**Identified manpower 7.1 FTE Physicists**

- Install, checkout
- Preamps, pulsers

- Install, checkout
- BLS system

- Physicists commission new
- Preamps and pulser
- with single new BLS crate
- Missing from Project

- 7.1 FTE

**Dec 99**

## Calorimeter Timeline

**Calorimeter Timeline**

**CC     cosmics**

**ECN    cosmics**

**End toroids installed**

**Hookup ECS**

**Cosmic Ray Commissioning**

**Phase I:                ****Central muon, DAQ, RECO, trigger, tracker front-end **

**Phase II:****              Fiber tracker, trigger,  preshowers, VLPCs, CTT, forward muon**

**Phase III:****                    Full Cosmic Ray Run (add TRIG, SMT, CAL)**

**Install/checkout CAL BLS**

**Run II begins:      Mar 1, 2001**

**Roll   in          **

**Remove shield wall           **

**Beam-ready **

**Platform moves           **

**Install/checkout pulser system**

**Install/checkout preamp system**

**System test CC, ECN with all preamps, pulser and single BLS crate**

**Fill Cryostat**

## Summary

**Installation is underway**
**Pulser: now**
**Preamps: Jan ‘00**
**BLS: Aug/Sept ‘00**
**Ready with CC full electronics on Sept/Oct ’00 timescale for Cosmic Ray commissioning**
**Manpower**
**Names largely identified**
**Some tech shortages during peak periods (Mar/Apr ’00), 2 techs – look into resource levelling**
**End game driven by availabilty of South end calorimeter**

| Type | Have (FTE) | Additional need |
| --- | --- | --- |
| Techs | 4 | ~1-2 |
| Engineer | 3.5 | ~0 |
| Physicists | 7.1 | ~0 |