Philips DVP620VR/78, Service Manual

Page: 59 / 97

1-15-1 H9622TI
Note:
SYSTEM CONTROL TIMING CHARTS
[ VCR Section ]
Mode SW : LD-SW
LD-SW Position detection
A/D Input voltage Limit
(Calculated voltage)
Symbol
3.76V~4.50V
(4.12V)
EJ
4.51V~5.00V
(5.00V)
CL
0.00V~0.25V
(0.00V)
SB
1.06V~1.50V
(1.21V)
TL
0.66V~1.05V
(0.91V)
FB
1.99V~2.60V
(2.17V)
SF
1.51V~1.98V
(1.80V)
SM
3.20V~3.75V
(3.40V)
AU
0.26V~0.65V
(0.44V)
AL
4.51V~5.00V
(5.00V)
SS
2.61V~3.19V
(2.97V)
RS
Note:
EJ RS: Loading FWD (LM-FWD/REV “H”)
RS EJ: Loading REV (LM-FWD/REV “L”)
Stop (A) = Loading
Stop (B) = Unloading
Note:
Symbol Loading Status
EJ Eject
CL Eject ~ REW Reel
SB REW Reel ~ Stop(B)
TL Stop(B) ~ Brake Cancel
FB Brake Cancel ~ FF / REW
SF FF / REW ~ Stop(M), (FF / REW)
SM Stop(M), (FF / REW) ~ Stop(A)
AU Stop(A) ~ Play / REC
AL Play / REC ~ Still / Slow
SS Still / Slow ~ RS (REW Search)
RS RS (REW Search)