Pioneer XV-DV940 Service Manual page 98

1
[ STANDBY ON TIMING CHART ]
A
PON1
ON →Standby
30 msec
KEY In
300
AMP Control
POWER RELAY
H
(P91• • SYSPOW)
L
SYSTEM MUTE
H
(P94• •XSYSMUTE)
L
MAIN VOL SET send VOL=0 data for
H
IC initialization
(P95,P96, P97)
L
CENTER MUTE
H
(VOL IC Exp. Port)
L
FR/SW/C RELAY
H
(VOL IC Exp. Port)
L
REAR RELAY
H
(VOL IC Exp. Port)
L
B
HP VOL SET
send VOL=0 data for
H
IC initialization
(P83,P96, P97)
L
HP MUTE
H
(P31 • • XHPMUTE)
L
REC MUTE
H
(P32 • • XRECMUTE)
L
TV(SCART)MUTE
H
(P92 • • XTVMUTE)
L
LINE1/LINE2/TV
H
ATT (P41,P42)
L
DVD-A -6dB ATT
H
(P90 • • DVD6dBATT)
L
DIGITAL INPUT SEL
H
L
(P59 • • DIGSEL)
INPUT SELECT SET
H
L
(P71,P74, P75)
DVD-A & SACD SEL
H
(P70 • • AUDIOSELA) L
DIMMER CONTROL
H
(P47,P48)
L
C
LCD Control Start transfering
set data to LCD
LCD SET H driver
L
(P49,50,51)
DVD Control
DVD POWER
H
(P1 • • DVD ON/OFF) L
DVD RESET
H
(P93 • • XDVDRST)
L
DVD VIDEO MUTE
H
(P68 • • XVMUTE) L
SYSTEM BUS
H
(P23,24,25,29,30,67) L
DSP Control
DIR/CODEC RESET
H
L
(P78 • • DIRRST)
transfer set data
DIR/CODEC Communi.
H
(P79,80) L
D
XTL0 (to DIR
H
(P76 • • XTL0)
L
DSP RESET
H
(P85 • • XDSPRST)
L
DSP Control Communi.
H
(P26,27,28) L
DSP MUTE H
*Not cancel MUTE when the intialization communication has not finished according to the DSP hardware state.
L
(P87 • • XDSPMUTE)
TUNER Control
transfer reset data
TUNER Control Communi.
H
L
(P57,61,62)
TX MUTE
H H
(P63 • • TXMUTE)
L L
RDS POWER
H H
(P64 • • XRDSPOW)
L L
OTHERS set initial data of the port
H
Other Output Port each H/L following
E
L
H
L
H
L
H
L
F
96
1
2
PON2 PON3 PON4
150 msec 480 msec 1500
600 900 1200 1500 1800 2100
set SEND demand at DSP
side (data is VOL=0)
set SEND demand at DSP
side (data is VOL=0)
MUTE ON until this point when HP not exist.
Same timing with SYSTEM MUTE when exist
Start tranfering normal display data
Communication start
Communication start
Communication start
Communication start
2
3
PON7
PON5 PON6
1890 2010 2040
2400 2700 3000 3300 3600 3900
set SEND demand at DSP
side (data is VOL=0)
set SEND demand at DSP
side (data is VOL=0)
It may be after this point as it actu-
aly makes OR with DSP MUTE.
It may be after this point as it actu-
aly makes OR with DSP MUTE.
XV-DV830
3
4
PON8
2070
4200 4500 4800 5100 5400 5700
set SEND demand at DSP
side (data is VOL=0)
set SEND demand at DSP
side (data is VOL=0)
4
6000 6300
send VOL data
set
send VOL data
set
MUTE ON until
this point when
HP exist