System Control Timing Charts - Philips VR109/55 Service Manual

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SYSTEM CONTROL TIMING CHARTS

Mode SW : LD-SW
LD-SW Position detection
A/D Input voltage Limit
(Calculated voltage)
4.06V~4.69V
(4.38V)
4.70V~5.00V
(5.00V)
0.00V~0.30V
(0.00V)
0.31V~1.20V
(0.64V)
1.21V~2.02V
(1.72V)
4.70V~5.00V
(5.00V)
3.35V~4.05V
(2.17V)
2.03V~2.60V
(2.27V)
1.21V~2.02V
(1.80V)
2.61V~3.34V
(2.96V)
4.70V~5.00V
(5.00V)
3.35V~4.05V
(3.69V)
EJ RS : Loading FWD (LM-FWD "H", LM-REV "L")
RS EJ : Loading REV (LM-FWD "L", LM-REV "H")
Stop (A) = Loading
Stop (B) = Unloading
Note :
Symbol
EJ Eject
CL Eject ~ REW Reel
SB REW Reel ~ Stop(B)
TL Stop(B) ~ Brake Cancel
LC Loading Switching ~ Brake Cancel
FB Brake Cancel
SF ~ Stop(A)
AU Stop(A) ~ Play / REC
AL Play / REC ~ Still / Slow
SS Still / Slow ~ Capstan Reversal
GC Capstan Reversal ~ RS (REW Search)
RS RS (REW Search)
Symbol
EJ
CL
SB
TL
LC
FB
SF
AU
AL
SS
GC
RS
Note:
Loading Status
06/28/2012
1-14-1
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