Sony MEX-1GPX Service Manual ▷ View online
1
3
MEX-1GPX
2-8. MOTOR SL MONTADO (M902)
2-7. UNIDADE ÓTICA
1
mola de tensao espiral (CHKG)
2
sub alavanca de acoplamento montada
4
rack (SL)
5
trava
6
eixo principal
7
unidade ótica
3
parafuso
(+B 1.4
×
5)
1
parafuso
(+P 1.4
×
1.8)
2
motor SL montado (M902)
1
4
MEX-1GPX
2-10. PLACA SERVO
2-9. MOTOR LE MONTADO (M903)
2
arruela
4
qd
3
engrenagem (LE1)
7
mola leaf (LE)
5
alavanca (D)
suporte (LEM-N)
alavanca (R)
6
parafuso
(+P 1.7
×
2.2)
8
parafuso
(+M 1.7
×
2.5)
qa
parafuso
(+M 1.7
×
2.5)
qf
dois parafusos de trava
(+M 1.4
)
qs
parafuso
(+M 1.7
×
2.5)
9
suporte (LEB-N)
0
engrenagem (LE) montado
qg
motor LE montado
(M903)
1
Remova as duas pontos de soldas
5
trava
6
placa SERVO
4
parafuso
1
Remova oito pontos de soldas
2
Remova três pontos de soldas.
3
unidade ótica (16 vias)
(CN1)
1
5
1
5
MEX-1GPX
MEX-1GPX
3-1. DIAGRAMAS EM BLOCOS — SEÇÃO CD —
SEÇÃO 3
DIAGRAMAS
83
RFO
RF AMP,DIGITAL SERVO,
DIGITAL SIGNAL PROCESSOR
IC2
89
RFEQO
3
RFRP
6
TEI
88
RFI
RFRPI
2 RFZI
7 TEZI
9 F0O
PD1
PD2
E
F
I-V AMP
PD
LD
DETECTOR
81
AGCI
82
94
96
95
97
98
TNI
FPI1
FNI1
FPI2
FNI2
TPI
VRO
91 LDO
92
MDI
(FOCUS)
(TRACKING)
2-AXIS DEVICE
OPTICAL
PICK-UP BLOCK
(KSS1000E)
• Signal Path
: CD PLAY
LASER DIODE
M
M
M
18
17
VO3–
VO3+
14
13
VO1+
VO1–
12
11 VO2–
VO2+
10
9
VOL+
VOL–
FWD
REV
1
28
OPIN4– 26
OPIN4+ 27
OPOUT4 25
10 TRO
OPIN3– 23
OPIN3+ 24
OPOUT3 22
12 FMO
OPOUT1 4
13 DMO
OPOUT2 7
MUTE 21
BIAS 20
16
15
VO4–
VO4+
M903
(LOADING)
M901
(SPINDLE)
M902
(SLED)
FOCUS/TRACKING COIL DRIVE,
SLED/SPINDLE/LOADING
MOTOR DRIVE
IC1
51
PIO3
48
PIO0
36
MSTBY
58
ZDET
37
/RST
43
/CCE
42
BUCK(CLK)
41
BUS3(SI)
CD-L
MAIN
SECTION
A
30
LO
27
RO
R-CH
27 DEC_SSTBY
15 CD_ZDET
15 CD_ZDET
14 CD_XRST
13 CD_XCCE
53 MEC_SELFSW
45 MEC_INSW
42 MEC_LIMIT
12 CD_BUCK
11 CD_BUS3
40
BUS2(SO)
10 CD_BUS2
39
BUS1
8
CD_BUS1
38
BUS0
7
CD_BUS0
81 X1
80 X0
MEC LOAD
43
DRVON
6
MEC EJECT
44
CD
SYSTEM CONTROL
IC3
+1.5V REG
IC6
SYSTEM CONTROL
IC801 (1/4)
37 DEC_XMUTE
30 DEC_INT
SW2
(SELF)
46 MEC_DSW
SW1
(DOWN)
SW3
(DISC IN)
SW4
(LIMIT)
56
UNISI
25
RXD
57
UNISO
58
UNICKI
50
BUS_ON
51
BU_IN
75
RSTX
61
EJECT_OK
67
MECON_CHK
1
CDON_1500MV
1.5V_ON
63
MECON
64
CDON
66
ZMUTE
60
A_ATT
26
TXD
PD1
E
F
VC
VC
VC
LOAD
LD
MON OUT
FCS+
FCS–
TRK+
TRK–
PD2
AUTOMATIC
POWER
CONTROL
Q21
+1.5V ON/OFF
SWITCH
Q2,3
• R-ch is omitted due to same as L-ch.
24
23
X2
16.934MHz
X1
12MHz
XI
XO
MAIN
SECTION
B
EJECT_OK
UNI_SI
UNI_SO
A_ATT
59
LINKOFF
LINK_OFF
UNI_CLK
BUS_ON
BU_IN
SYS_RST
97
CD_ON
VOUT
94
CDM_ON
95
Z-MUTE
MECHA+6V
89
68
CDON_CHK
1
5
VDD
3
CE
SERVO+3.3V
+1.5V
+1.5V
BU+3.3V
84
100
(Page 19)
(Page 19)
1
6
1
6
MEX-1GPX
MEX-1GPX
3-2. DIAGRAMAS EM BLOCOS — SEÇÃO MEMORY —
1
2
3
4
VBUS
D-
D+
GND
DPRS
DIO0
DIO7
52
17,20,22,24,
27,29,31,34
29 – 52,
41 – 44
D1 – 8
D1 – 8
DP
48
DM
47
DMRS
51
SM_REB 6
DAC_DATA 103
NEINT(1) 79
NRESET 93
NTRST 94
NEINT(0) 78
SCL_0 100
SDA_0 101
C_BCK 105
C_LRCK 104
C_MSCK 106
SD_A(4) 34
OUTL 7
OUTR 8
SD_A(0) 36
SD_A(11) 41
33
B2 17
B3 16
B4 15
B5 14
B6 13
B7 12
B8 11
B3 16
B4 15
B5 14
B6 13
B7 12
B8 11
OE 19
OE 19
WPB
RE
WP
BUSY
WE
CE0
CLE
CLE
ALE
RE
BUSY
WE
CE0
CLE
CLE
ALE
RE
WP
WP
BUSY
WE
WE
CE0
CLE
CLE
ALE
RE
BUSY
+3.3V
WE
CE0
CLE
CLE
ALE
26
SM_RB 1
SM_WEB 5
SM_CEB0 15
SM_CLE 4
SM_ALE
SM_ALE
VCC
2
LED
19
V_IN
V_O
1
2
V_O 3
STBY 6
RESETJ
38
1
2
5
1
2
1
42
43
X1003
12MHz
LED921
CN901
X1002
16.9344MHz
XSCI
XSCO
8 RE
RE
WP
BUSY
WP
BUSY
WE
CE0
CLE
ALE
ALE
I/O0
I/O7
SDRAM
IC907
BUS SWITCH
IC916
RESET
IC914
RESET
IC910
+3.3V REG.
IC905
Q903
D921
D922
+1.8V REG.
IC904
+3.3V REG.
IC903
BUS SWITCH
IC915
CODEC
IC911
D/A CONVERTER
IC908
SYSTEM CONTROL
IC801 (2/4)
LPF
IC906
USB I/F
IC902
A1
A8
B1
B8
DA_0
DA_7
2 – 9
18 – 11
1 – 8
19 WP
7 R/B
18 WE
9 CE
16 CLE
17 ALE
3 A2
4 A3
5 A4
6 A5
7 A6
8 A7
9 A8
VOUT VIN
+1.8V
+5V
+3.3V
+3.3V
(SDRAM)
27 SD_CKE
2 DATA
AUDIO_L
R-CH
2
1 BCK
3 LRCK
16 SCK
13 MD
18 SL_MA_DAT
20 SL_MA_CLK
19 MA_SL_DAT
30 MA_SL_REQ
SL_MA_DAT
SL_MA_CLK
MA_SL_DAT
MA_SL_REQ
16 MA_SL_RST
14 MC
15 ML
11 ZEROR
127 D(7)
128 D(6)
24 SD_CSN
18 SD_DQM
26 SD_CLK
56
55
1
V_O
V_IN
2
V_O
3
1
+5V REG.
IC901
VOUT
SEG4
DISP+B
VIN
5
4
CONT 3
MAIN
SECTION
C
KEY
SECTION
D
DATA
• Signal Path
: MEMORY PLAY
• R-ch is omitted due to same as L-ch.
SD_A(5)
OSC_16M_OUT
OSC_16M_IN
(Page 19)
(Page 20)
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