Sony MHC-GNX800 Service Manual ▷ View online
HCD-GNX800
5
3
5
3
HCD-GNX800
•
FORMAS DE ONDAS
–
PLACA PRINCIPAL
–
–
PLACA
CD – –
PLACA
PA
I
NEL –
2.7 Vp-p
32.768 kHz
2.0 Vp-p
16
MHz
1V/DIV, 10
µ
sec/DIV
1V/DIV, 50 nsec/DIV
10.5
µ
sec
50V/DIV, 10
µ
sec/DIV
50V/DIV, 10
µ
sec/DIV
67 Vp-p
10.5
µ
sec
82 Vp-p
1
IC401
qa
XC-OUT
2
IC401
qd
X-OUT
3
T301
5
TAPE REC only
4
T301
4
TAPE REC only
0.15 Vp-p
0.2V/DIV, 0.2 msec/DIV
0.1V/DIV, 1 msec/DIV
0.9
±
0.4 Vp-p
0.2V/DIV, 0.5
µ
sec/DIV
0.4 Vp-p
1
IC101
wa
TEI
2
IC101
wd
FEI
3
IC101
ra
RFAC
3.1 Vp-p
4 MHz
1V/DIV, 0.2
µ
sec/DIV
1
IC902
is
X OUT
–
PLACA
DRIVER –
IC701, 712 BA6956AN
•
DIAGRAMAS EM BLOCOS DO IC'S
–
PLACA
CD –
IC251 BA5947FM-E2
1
2
3
4
5
6
7
8
9
CONTROL LOGIC
TSD
VREF
OUT2
OUT1
RNF
VM
VCC
FIN
GND
RIN
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
1
2
3
4
5
6
7
8
9
10
LEVEL
SHIFT
F
R
R
F
R
F
F
19k
6.5k
50k
50k
100k
50k
PIN3
10k
Vref
50k
50k
PIN26
(ch1, 2)
POW
VCC
(ch3, 4)
SW
Pre
Vcc
INTER
FACE
INTER
FACE
INTER
FACE
R
F
50k
50k
POW
VCC
MUTE
Vref
POW
VCC
POW
VCC
R
F
10k
CH1OUTF
CH1OUTR
CH2OUTF
CH2OUTR
POWVCC
CNF4
GND
GND
CH2RIN
CH2FIN
CH1RIN
CH1FIN
SW
OPIN+
OPIN-
CH4OUTR
CH4OUTF
CH3OUTF
CH3OUTR
POWVCC
MUTE
GND
GND
CH3RIN
CH3FIN
CH4IN
CH4CAP
A
OUTVREF
DPOUT
PREVCC
D
D
D
D
D
D
D
D
–
PLACA
PA
I
NEL –
IC904 NJM2760V-TE2
BPF1IN2
DET
IN1
1
IN2
2
BPF2IN1 4
BPF2IN2 5
18
BPF3OUT
15
BPF1IN1
19
BPF2OUT
20
BPF
DET
BPF3IN1
6
BPF3IN2
7
BPF2OUT
14
BPF
DET
BPF4IN1 8
BPF4IN2
9
BPF1OUT
13
BPF
DET
GND 10
NC
12
BUF1OUT
3
VCC
11
RECOUT
17
BPF4OUT
16
BPF
DET
5
4
HCD-GNX800
–
PLACA
CD –
IC301 TC94A34FG-002
33
34
35
36
37
38
39
40
41
42
1
8
43
61
62
63
64
60
59
56
52
50
47
46
45
44
48
49
25
26
27
28
29
30
31
32
17
18
19
20
21
22
23
24
9
10
11
2
3
4
5
6
7
58
57
55
53
51
12
13
14
15
16
54
CS/RAS/SDO2
AD15/CAS/PD12
SDO3/OE
WE/SDO1
PIO7/B
US3/IO7
PIO6/FI3/B
US2/IO7
PIO5/FI2/B
US1/IO5
PIO4/FI1/B
US0/IO4
Bus
Switch
PO11/BUCK/AD14
PO10/CCE/AD13
PO9/AD12
PO08/AD11
Gener
al
In/Output P
or
t
Address Calc.
2sets
Y-
P
ointer
register
C-P
ointer
register
X-P
ointer
register
VDDM
SRMSTB
VDDT
AD10
AD9
ERAM
2k w
ord
CRAM
4k w
ord
CR
OM
4k w
ord
YRAM
4k w
ord
XRAM
4k w
ord
SRAM/
DRAM I/F
SRAM I/F
1Mbit
SRAM
X-Bus
Y
-Bus
PO07/AD7
PO06/AD6
PO05/AD5
AD8
VC0
Timing
Generator
PRAM
Instr
uction
Decoder
Prog
ram
Control
MCU
. I/F
register
XO • X1 • X2
Y0 •
Y1 •
Y2
MX
MY
MZ
MA
C
A0
A1
AX
A
Y
ALU
A2
A3
DIT
round & limit
round & limit
A
udio I/F
LRCKIA
BCKIA
SDI0
LRCKO
BCKO
SDO0
VSS
VDDT
MIACK
MICK
MIDIO
MILP
MICS
STANBY
RESET
VDDP
AD4/PO04
AD3/PO03
AD2/PO02
AD1/PO01
AD0/PO00
VSS
VDD
CK
O/PO13/AD16
VDDX
XO
TEST
VCOI
VSSX
XI
MIMD
VSSP
PIO3/IO3
PIO2/IO2
PIO1/SDI3/IO1
PIO0/SDI2/IO0
VSS
CKI/CLOCK/IRQ/FIO
VDD
TXO
SFSY/LRCKIB
SBSY/BCKIB
SDI1/D
A
T
A
POM
Sub code
I/F
CDP Cont
I/F
5
5
HCD-GNX800
–
Placa
EFFECTOR –
IC1501 M65850FP-E1
OSCILLATOR
1/2 VCC
AUTO
RESET
LPF1
MAIN
CONTROL
A/D
20KBIT
SRAM
LPF2
D/A
2
3
4
5
6
7
8
9
10
11
15
14
13
12
CLOCK
RESET
MO
MI
D1
D0
DO1
VCC
16
NC
CLOCK
REF
OP2IN
OP2OUT
LPF2IN
LPF2OUT
LPF1IN
1
NC
LPF1OUT
OP1OUT
OP1IN
CC1
CC2
GND
IC1503 TC74LVX4051FT
1
D4
2
D6
3
COM
4
D7
5
D5
6
INH
7
VEE
8
GND
9
C
10
B
11
A
12
D3
13
D0
14
D1
15
D2
16
VCC
OUT
C
IN
OUT
C
IN
OUT
C
IN
OUT
C
IN
OUT
C
IN
OUT
C
IN
OUT
C
IN
OUT
C
IN
LOGIC LEVEL CONVERTER
IC1506 TC74LVX4052FT
1
0Y
2
3Y
3
Y COM
4
3Y
5
1Y
6
INH
7
VEE
8
GND
13
X COM
9
B
10
A
11
3X
12
0X
14
1X
15
2X
16
VCC
OUT
C
IN
OUT
C
IN
OUT
C
IN
OUT
C
IN
OUT
C
IN
OUT
C
IN
OUT
C
IN
OUT
C
IN
LOGIC LEVEL CONVERTER
5
6
HCD-GNX800
–
Placa PRINCIPAL
–
IC1100 TC9488FG
2
OSC
ADPCM
DECODE
DELAY
DRAM
ADPCM
ENCODE
ADC
DAC
S/H
POST
LPF
ALC
VOLUME CONTROL
OSCC
1
VDD
3
OSCR
4
NC
5
VOL1 (CS)
6
VOL2 (SCL)
7
VOL3 (SDA)
8
NC
9
VRO
VREF
VDA
NC
ALC1
MC1N
MC1P
15
16
14
13
12
11
10
VREF
VREF
VREF
VREF
ALC
VREF
MC2P
17
MC2N
18
ALC1
19
NC
20
VSA
21
MCO
22
PRIN
23
ADIN
24
NC
25
DA OUT
26
VOLST
27
NC
28
TEST
29
POOUT
30
VSS
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