Full chain tests at DAB Andrei Nomerotski, 11/18/2002

1
Full chain tests at DAB Andrei
Nomerotski, 11/18/2002

• Configuration Hybrid Jumper Cable Junction
  Card Twisted Pair Cable Adapter Card
  Interface Board SASEQ
• Status full chain working! Things we spent some
  time on
• Polarity of 3.3 V at AC
• IB software setup now same as Control Room
• IB firmware protection mods ignore AVDD2
  ignore current limits
• Shorted source terminations on AC to boost
  single-ended controls
• MOD0 MOD1 were swapped
• Issues to study
• Signal propagation through twisted pair cable
  jumper cable
• Signal levels to/from SVX4/AC/IB adequate?
• Can clock bypass AC ?
• Any changes to AC design ?
• Check max/min length of 80/50 conductor cables
• all issues with power (see 11/04/02 talk by AN)

2
Full chain test

• Hybrid Jumper Cable Junction Card Twisted
  Pair Cable Adapter Card Interface Board
  SASEQ

3
Full chain test

• Interface Board readout same as in Control Room

4
1 stand at Sidet

• SVX4 4-chipper PurpleCard SEQ(SEQC) VRB(VRBC)
  - SBC