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30 APR

PAM-D brief: [VIDEO-TAPED]
● parts: cradle, spin table, expendable solid, spacecraft
  [[sketch]] [[arrow pointing up right]] [[/sketch]]
  close SUNSHIELD

  [sketch] [[arrow pointing down]] [/sketch]
  ● mnvr to ATTITUDE 
  ● OPEN SUNSHIELD 
  ● PREPARE for DRY

  [[sketch]] [[arrow pointing down]] [[/sketch]]
  ●CNTL, during coast
  ●DPLY

  [[erased sketch]] [[arrow pointing down]] [[/erased 
  sketch]]
  ●OMS
  sep mnvrs

● WEIGHT: PAM-D ~ 6500#
          + spacecraft ~ 2300#
[[right curly bracket groups the above 2 lines together]] ~8000# [[next to curly bracket]]

• ASE: all on cradle; orbiter interfaces [[underline]]at[[/underline]] cradle

• Expendable: sequence system, solid
  PAYLOAD ATTACH FITTINGS (SEQUENCER, BATTERIES, T/M (if appropriate))
  CLAMP BAND 
SEQUENCER: [[circled]]1[[/circled]] MOTOR IGNITION [[circled]]2[[/circled]] SPACECRAFT SEP(from PAM) 
[[circled]]3[[/circled]] WEIGHT RELEASE (TUMBLE) [[circled]]4[[/circled]] CMDs TO SPACECRAFT (if req'd)
[TIMER STARTED BY SEP from ORBITER]
[[arrow pointing to the right]]
SEPARATION SWITCHES PROVIDE LOGIC PWR
              
( 2 BATTERIES, A & B, OPERATE SEQUENCER REDUNDANTLY)
[[left margin]]expendable[[/left margin]
   
• SAFE & ARM circuit: enabled by pnl switch (redundant circuits, redundant contacts) - CNTLS
• SCA = sequenct cntl assembly (2 redundant SCA's)
[[left margin]][[??]][[/left margin]] 
[[left margin]][[??]][[/left margin]] 
• (orbiter power)? to spacecraft through slip-ring
[[left margin]][[??]][[/left margin]]
• T/M option (S-band - onto PL rcdr, or PDI (when available))
ASE:  (sunshield, spin table, PL restraints, provides spacecraft monitoring)
INTERFACES:  MTU
             GPC
             PRI PL BUS (pwrs 2 independent buses on cradle)
             PL RCDR, PDI

Transcription Notes:
I wasn't sure the best way to indicate the arrows, so I marked them as a sketch and described them the best I could. Same goes for the right curly bracket grouping the weights and summing their total.