Philips VR109/55 - Main 1;4 Schematic Diagram

1-11-3
1-11-4 1-11 -5
H67T0SCM1
Main 1/4 Schematic Diagram
THE SAME VOLTAGE FOR
BOTH PLAY & REC MODES.
INDICATES THAT THE VOLTAGE
IS NOT CONSISTENT HERE.
MODE: SP/REC
PLAY MODE
REC MODE
1
2
3
5.0
5.0
(2.5)
〜
“ “ = SMD
IC501 KEY VOLTAGE CHART
Pin No. KEY 1 (31 PIN) KEY 2 (27 PIN)
Voltage
O`ODTu POWER CH UP
O DT`ODXu SPEED STOP/EJECT
O DX`PDQQu ------------------- FF
P DQQ`P DT T u CH DOWN REW
P DTT`P DX Q u S-INH PLAY
P DXQ`Q DR T u ------------------- PAUSE
Q DRT`Q DX O u MENU REC
Q DXO`R DU O u STATUS/EXIT -------------------
R DUO`S DR O u ------------------- -------------------
S DROu`TDOu KEY OFF KEY OFF
Comparison Chart of
Models and Marks
MODEL MARK
VR109/55 A
VR109/75 B
www.freeservicemanuals.info
06/28/2012
World of Free Manuals