97
FH-P4000,P4000R
7.3 OPERATIONAL FLOW CHART
VDD=5V
62pin
Power ON
BSENS=L
ASENS=L
DSENS=L
bsens
96pin
asens
97pin
dsens
99pin
ASENBO
←
H
87pin
SWVDD
←
H
137pin
Source keys
operative
Completes power-on operation.(After that, proceed to each source operation.)
SYSPW
←
H
80pin
Starts communication with Grille microcomputer.
Source ON
300ms
300ms
In case of the above signal, the communication
with Grille microcomputer may fail.
If the time interval is not 300msec, the oscillator
may be defective.
Summary of Contents for FH-P4000
Page 12: ...12 FH P4000 P4000R 2 5 CD MECHANISM MODULE C ...
Page 14: ...14 FH P4000 P4000R 2 6 CASSETTE MECHANISM MODULE E D ...
Page 31: ...31 FH P4000 P4000R 5 6 7 8 5 6 7 8 D C B A 47K B KEYBOARD UNIT A CN801 B ...
Page 32: ...32 FH P4000 P4000R 1 2 3 4 1 2 3 4 D C B A 3 5 KEYBOARD UNIT FH P4000R X1N EW PE5234B A B ...
Page 33: ...33 FH P4000 P4000R 5 6 7 8 5 6 7 8 D C B A 47K B KEYBOARD UNIT A CN801 B ...
Page 42: ...IC Q A AUDIO AMP UNIT A 42 FH P4000 P4000R 1 2 3 4 1 2 3 4 D C B A ...
Page 43: ...A FRONT 43 FH P4000 P4000R 5 6 7 8 5 6 7 8 D C B A SIDE B ...
Page 45: ...45 FH P4000 P4000R 1 2 3 4 1 2 3 4 D C B A IC Q KEYBOARD UNIT B B CN801 A SIDE B ...
Page 47: ...47 FH P4000 P4000R 1 2 3 4 1 2 3 4 D C B A SIDE B CONTROL UNIT C C CLAMP 8EJ ...
Page 71: ...71 FH P4000 P4000R Grating waveform Ech Xch 20mV div AC Fch Ych 20mV div AC 45 0 75 60 30 90 ...