Pioneer MJ-HX3000 Manuale di servizio - Pagina 8
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1
MJ-HX5000, MJ-HX3000, MJ-HX2000, MJ-HX700
3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM
3.1 BLOCK DIAGRAM
A
B
EXCLUSIVE USE
C
D
8
1
2
CN805
1
CON
2
SYSSI
SYSSO
3
SYSCLK
4
SUBCS
5
6
SUBREQ
7
SUBRST
8
COM+5V
9
COM GND
10
MD+5V
MD +5V
11
MDGND
12
CON
CN806
REC L
1
2
AU GND
3
LCH
4
AU GND
5
6
Q803 - Q807
AU+9V
(2SA1037K,
7
2SC2412K)
+3.3V REG.
8
AU GND
9
B.LED+9V
B.LEDGND
10
CN807
1
IC803
CD– MD
TARMINAL
CD
REC IN
A
CN802
1
AN0
2
AN1
AN2
3
B.LED+9V
4
B.LEDGND
5
SCAPELED
6
7
BACKLEDY
8
BACKLEDG
9
GND
10
+5V
2
3
MD
MD
19
15
IC801
52186
20
R ch
12
(AK4518-VF-E2)
MD REC
AD/DA CON.
6
3
R ch
IC802
(TC7SU04F)
X'TAL OSC.
2
AD/DA PCB
ASSY
IC800
52181
(CXP84632-1)
SUB. CPU
3
4
CN801
SYS3.3V
2
1
LEDO
STB
4
3
VBAT
6
5
AMUTE
XLATCH
8
7
DA RST
10
9
RXD
TXD
12 11
RTS
CTS
14 13
16 15
EMPHASIS
CN804
2
1
4
3
ADDT
6
5
DADT
8
7
10
9
12 11
DIN
14 13
DOUT
+5V
16 15
+5V
18 17
256FS
19
CN803
DB7
1
DB6
2
DB5
3
DB4
4
DB3
5
DB2
6
DB1
7
DB0
8
E
9
R/W
10
RS
11
4