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MDX-CA790X
5-3.
BLOCK DIAGRAM – PANEL/BUS CONTROL/POWER SUPPLY Section –
CNJ400
BUS CONTROL IN
2
RESET
5
DATA
4
CLK
6
BUS ON SWITCH
BUS ON
Q401, 405
D404
TH400
7
BATT
BAT B+
LIQUID CRYSTAL
LSW801,
LSW901, 904 – 910,
LSW912 – 922,
S902, 903, 911
J370
(REMOTE IN)
D600
96 20
95
94
27
SONY BUS INTERFACE
IC400
RST
RST
RESET
2
13
SWITCH
DATA I/O
DATA IN
UNISO
6
9
DATA OUT
UNISI
8
CLK
CLK-IN
UNICKO
4
11
BUS
BUS ON
BUS-ON
ON
BUS ON
1
12
SWITCH
CN901
FRONT PANEL
CN370
SIDE
MAIN UNIT SIDE
1
5
DI
78
CL
77
CE
76
LCD DRIVER
DISPLAY
IC901
LCD901
OSC
74
OSC
C985, R989
REMOTE CONTROL
RECEIVER
KEY ACTIVE
IC971
SWITCH
BU3.3V
Q600
X601
27.648MHz
25
83
12
SYSTEM CONTROLLER
IC600 (2/2)
MD MECHANISM CONTROLLER
IC7 (2/2)
D405
(1/2)
UNISO
57
UNISO
UNISI
56
UNISI
MDMON_CHECK
69
UNICKO
58
UNICLK
MDON_CHECK
70
BUS-ON
50
BUS_ON
14
EJECT_OK
BU_IN
51
MD_ON
93
2
LINKOFF
RSTX
75
1 15
30 39
D405
(2/2)
UNISO
SYSRST
42
33
UNISO
UNISI
34
UNISI
UNICKO
35
UNICKO
RESET
19
BUS-ON
40
BUSON
S601
RESET
55
DOORSW
S600
(NOSE DETECT)
59
NOSESW
MDON
29
76
LCDSO
78
LCDCKO
77
LCDCE
X602
32.768kHz
DOORIND
69
13
16
15
BUIN
31
ACCIN
21
TELATT
23
TESTIN
22
22
22
LO_6V
SERVO3.3V
D500
RESET SIGNAL
GENERATOR
IC601
+3.6V
BU3.3V
REGULATOR
IC700
D700
D701
BU5.0V
+5V
DRIVER5V
REGULATOR
Q504
REGULATOR
CONTROL
Q505
LO_6V
+2.5V
L2.5V
REGULATOR
IC3
SERVO3.3V
+5V
TU5V
REGULATOR
Q60
AU8.3V
ILL 10V
LED903, 911, 933, 934,
LED951 – 954,
LSW901, 904 – 910,
LSW912 – 922
LED801
LED801,
LED DRIVE
(DISC SLOL ILLUMINATION)
LSW801
LSW801
Q370
Z
VOLTAGE
BATTERY DETECT
CHECK
Q404
Q402, 403
ACCESSORY
CHECK
Q361
LEVEL SHIFT
Q360
CN300 (2/2)
5
AMP-R
6
ANT-R
REGULATOR
IC300 (2/2)
27 ANT-REM
29 AMP-REM
37 REG2
BAT B+
19
VP
35
+B
33 REG4
31 REG3
30 REG1
34 REG5
D406
D407
7
ACC
13
TEL-ATT
15
TEST
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