TX-SR402/8240/HT-R420
MICROPROCESSOR CONNECTION DIAGRAMS-1
Q7008:MPD784225GC-XXX-8BT(MAIN MICROPROCESSOR)
Q7008
MPD784225GC
-XXX-8BT
MAIN MICRO
PRCESSOR
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
41
48
19 18 17
44
47
46
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
70
71
72
73
74
75
76
77
78
79
80
X7001
12.5MHz
TUNER
UNIT
Q801
DIR, 2CH A/D, 6CH D/A
CONVERTER
AK4586
RL901
F901
POWER
TRANS.
FRONT-A
SPEAKERS
AC IN
Q203
LA7956
Q212
LA7956
S_VIDEO (C SIGNAL)
VIDEO SELECTOR SWITCH
Q213
LA7956
S_VIDEO (Y SIGNAL)
Q6701,6702
DC DETECTION
R6380,Q6303
THERMAL
DETECTION
CIRCUIT
Q7502
SUB-MICRORPOCESSOR
MPD70232GC-XXX-8BT
39
40
7
8
9
10
59
60
61
62
63
64
65
66
67
68
69
Q301
SELECTOR/
VOLUME/
TONE CONTROL
BD3811K1
OUTPUT LEVEL
DETECTION
R7003,7004
DESTINATION
SET UP
RL6601
FRONT-B
SPEAKERS
Q701
DSP
CS493264
Q7003(1/2)
TC74HCT7007
Q7002
TC74VHC541FT
Q7001
RESET
Q7003
(2/2)
3
2
3
2
3
2
Q205
DRIVER
VIDEO
MUTE
Q201
COMPOSITE
C
Y
Q208
Q207
Q202
Q210
Q211
S-VIDEO
VIDEO-1 OUT
Q206
DRIVER
COMPOSITE
C
Y
S-VIDEO
OUT L
MONITOR OUT
Q306
DRIVER
Q921
RELAY
DRIVE
Q6601
RELAY
DRIVE
Q6602
RELAY
DRIVE
Q6901
RELAY
DRIVE
RL6901
RL6902
LOW
HIGHT
T901
POWER
TRANS.
Q6603
RELAY
DRIVE
Q307
Q312
Q313
SUB WOOFER
PREOUT
OUT R
POWER
AMPLIFIER
CIRCUIT
Q308
RL6600
L
R
SURROUND
SPEAKERS
RL6604
RL6603
L
R
CENER
SPEAKER
L
R
+B
POWER SUPPLY FOR
AMPLIFIER SECTION
AMPLIFIER
SECTION
P7501
PHONES
DETECTION
SWITCH
+5V
+5V
+5V
POWER AMPLIFIER
CIRCUIT
DESTINATION
SET UP
Q6070~6074
CURRENT
DETECTION
Q6703
GATE
CIRCUIT
R7080
R7081
R7179
R7079
R7178
R7078
POWER
FAILURE
DETECTION
16 15 14
POWRL
VCTRLA
VCTRLB
VMUT2
VMUT1
AMUT
PLLSTB
PLLSDO
PLLCLK
TUMUT
~SD
~STEREO
SELCLK
SELSDO
SNONE
SWNONE
CNONE
~DIRCS
~DSPCS
~ROM/RAM
ADDR15
ADDR16
ADDR17
DSPCLK
DSPSDO
~DSPRST
DSPSDI
DIRINT1
DIRINT0
~DIRPD
RESET
PROTECT
VOLH
BAND
NU
NU
MCRDY
MCSDI
MCSDO
MCCLK
~MCRST
HPMUT
HPIN
SPBRL
SEC1H
SPACSRL
SPAFRL
SELMUT
AVSS
AVREF1
VSS1
NU
NU
NU
NU
NU
NU
NU
NU
NU
POFF
NU
NU ~INTREQ/~ABOOT
PROTHERM
~RDSCLK
VSS0
VDD0
X2
X1
INIT1
TEST/VPP
XT2
XT1
RDSDATA
RDSSIG
VDD0
AVDD
INIT2
INIT3
9
11
11
18
7
36
9
7
6
5
4
3
2
16
17
18
13
8
10
12
19 20
2
1
+B
6
6
VOLTAGE
SELECTOR
MUTE
Q7006
Q7007