Dvd Mechanism - Onkyo DR-S2.2 Service Manual

QQ
3 7 63 1515 0
MICROPROCESSOR CONNECTION DIAGRAM-1
Q8001: MPD784225GC-165-8BT
6ch volume with
8ch input selector
BD3811K1
Q3001
46
47
48
Front
Lch
To power
amp. section
Front
Rch
CSN 19
CDTO 16
TE
L 13942296513
INT1 15
INT0 14
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MAIN POWER
TRANSFORMER
T9991
AC IN
Q9991
RL9991
MUTING
Q3006
41 PLLSDO
42 PLLCLK
43 PLLCE
44 NU
45 NU
46 DIRCS
47 DSPSDI
48 DIRINT1
49 DIRINT0
50 INTREQ/ABOOT
51 DSPCS
52 ROM/RAM
53 ADDR15
54 ADDR16
55 ADDR17
56 DSPCLK
57 DSPSDO
58 DSPRST
59 DIRPD
RESET
60
RESET
Q8003
+5V
POWER FAILURE
DETECTOR
+13V
x ao
y
Audio Decoder
i
CS493292-CL
Q8101
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8
FRONT
SPEAKER
RL5401
RL5402
RL5404
Q Q
3 6 7 1 3
MICROPROCESSOR
(Audio control)
Q8001
MPD784225GC-165-8BT
NU: No use
+5V
+5V
Q8402
QUAL 1
BU1923F
RDATA 2
RDS
RCLK 16
demodulator
UPP type only
Buffer
TC74VHC541FT
Q8307
30 CE
11 A15
10 A16
6 A17
u163
CMOS EPROM
MX27L2000
.
Q8306
Page 11
2 9 9 4 2 8
CENTER
SPEAKER
Switch which
detects insertion
state of headphone
Detection circuit of
SURROUND
speaker output level
SPEAKER
+B
Q5802
RL5403
Q5803
SPEAKER-B
Thermal detection circuit
Q8501
thermistor
UDD, UDS
R8504
type only
Video signal
control circuit
MICROPROCESSOR
(Display control)
20
NU
19 6 RESET
MCRST
18 7 SUBCK
MCCLK/FPCLK
17 8 SUBDO
MCSDO/FLSO
16 9 SUBDI
MCSDI/FPSI
15 10 SUBRDY
MDRDY/FPHS
14
XREADY
1 5 0 5 8 2 9 9 4
13
XSCLK
12
XSO
11
XRESET
10
XCLK
9
NU
8
XS1
Regulater
+5V
7
AVREF
Q9951
6
DVDPOWER
5
NU
4
NU
3
NU
Q9952
2
NU
1
TRAYIN
Q9927
Q9902
Detection circuit of
audio signal input
Q3101
m
INITIALIZING
(Setting of destination )
co

DVD MECHANISM

INITIALIZING
(Setting of FM/AM Band) (TRAY LOADING UNIT)
DR-S2.2
9 9
P7601
PHONES
Output signals of
power amplifier
Q7002
MPD784225GC
-066-8BT
2 8 9 9
+3.3V
+2.5V
+5V
+12V
Detection switch
of tray open