Sony CDX-GT207XB Service Manual ▷ View online
13
CDX-GT207XB
2-7. UNIDADE ÓTICA
2-8. MOTOR SL MONTADO (M902)
1
mola de tensao espiral (CHKG)
2
sub alavanca de acoplamento montada
3
parafuso
(+B 1.4
×
5)
4
rack (SL)
5
trava
6
eixo principal
7
unidade ótica
1
parafuso
(+P 1.4
×
1.8)
2
motor SL montado (M902)
14
CDX-GT207XB
2-9. MOTOR LE MONTADO (M903)
2-10. PLACA DE SERVO
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
bearing (LEB-N)
0
engrenagem (LE) montado
qg
motor LE montado
(M903)
1
Remova soldas
3
CN1
5
trava
6
placa SERVO
4
parafuso de trava
(M 1.7
×
2.5)
1
Remova oito pontos de soldas
2
Romova três pontos de soldas.
15
15
CDX-GT207XB
CDX-GT207XB
3-1. DIAGRAMA EM BLOCOS — SEÇÃO CD —
SEÇÃO 3
DIAGRAMAS
89
RFO
RF AMP,DIGITAL SERVO,
DIGITAL SIGNAL PROCESSOR
IC2
83
RFEQO
3
RFRP
6
TEI
81 RFI
82 RFRPI
82 RFRPI
2 RFZI
7 TEZI
9 F0O
PD1
PD2
E
F
I-V AMP
PD
LD
DETECTOR
88 AGCI
94
96
95
97
100
98
TNI
FPI1
FNI1
FPI2
FNI2
TPI
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
OPOUT4 25
10 TRO
OPIN3– 23
OPOUT3 22
12 FMO
OPOUT1 4
13 DMO
OPOUT2 7
MUTE 21
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
41
BUS3
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
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
IC501 (1/3)
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
63
MECON
64
CDON
66
ZMUTE
60
A ATT
26
TXD
PD1
E
F
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
16.9344MHz
X1
12MHz
XI
XO
DISPLAY
SECTION
C
MAIN
SECTION
B
EJECT OK SW
UNI SI
UNI SO
ATT
UNI CLK
BUS ON
B/U CHECK
SYS RST
89
CD ON
VOUT
98
CDM ON
99
Z MUTE
MECHA+6V
93
68
CDON CHK
1
5
VDD
3
CE
D+3.3V
+1.5V
+1.5V
BU+3.3V
(Page 16)
(Page 16)
(Page 17)
16
16
CDX-GT207X
CDX-GT207XB
3-2. DIAGRAMA EM BLOCOS — SEÇÃO PRINCIPAL —
1 ANT
7 TU LCH
ELECTRONIC VOLUME
IC401
J1
(ANTENNA)
TU1
(TUNER UNIT)
IC2-BUS
CONTROLLED
POWER AMP/
POWER AMP/
MULTIPLE
VOLTAGE
REGULATOR
IC750
SYSTEM CONTROL
IC501 (2/3)
CN601
6 TU RCH
R-CH (FRONT)
R-CH (REAR)
R-CH (REAR)
BATT
9 CD LCH
8 CD RCH
5 AUX LCH
3 AUX RCH
R-CH
4
3
3
10
VCC
11
TU VDD
15
E2P VDD
13
TU-SCL
14
TU-SDA
6
S-METER
7
TU MUTE
16
E2P SCL
17
E2P SDA
39 VSM
AUDIO+8.3V
TU+5V
BU+3.3V
BU+3.3V
12 TU ATT
25 EEP CKO
24 EEP SIO
24 EEP SIO
L-CH
R-CH
CD-L
J901
AUX
BUFFER
IC901
AUX
R-CH
R-CH
17
18
18
OUT SUB-L
OUT SUB-R
R-CH
L
R
5
3
3
OUT FL+
OUT FL–
9
7
7
OUT RL+
OUT RL–
29
27
27
AMP-REM
R-CH
ANT-REM
BATT
30
37
37
AUDIO8.3V
B.UP+B
31
33
33
SERVO3.3V
MECHA6V
34
PANEL+B
TU+5V
BATT
25
24
24
OUT FR
OUT RR
29
MUTE
2 SDA
AUDIO+8.3V
BU+3.3V
SERVO+3.3V
MECHA+6V
MECHA+6V
PANEL+B
4 SCL
SDA
SCL
16 BEEP
22 STB
25 DIAG
25 DIAG
AUDIO+8.3V
35 VP
15
7
10
12
11
16
1
9
2
4
3
5
6
30
31
31
SCL
SDA
SCL
SDA
SCL
SDA
SCL
SDA
SDA
33
I2C CKO
34
I2C SIO
9
VOL ATT
86
ATT
5
BEEP
26
AMP STB
8
DIAG
54
BU IN
73
UNISI
58
UNISO
59
UNISCK
60
BUS ON
87
UNI SI
UNI SO
UNI CLK
BUS ON
B/U CHECK
ATT
TEST IN
12 IN FL
FL+
FL–
RL+
RL–
FR+
FR–
RR+
RR–
AMP-REM
ANT-REM
ACC
TEST
23
OUT FL
11 IN RL
22
OUT RL
MUTE
Q441
MUTE
Q481
REAR
AUDIO OUT
J330
MUTE DRIVE
Q478,479
BATT
72
ACC IN
BATTERY CHECK
Q580-582
ACCESSORY
CHECK
Q631
TU+5V REG
Q1
MUTE
Q461
D479
D511
D580,581
FU601
CD
SECTION
A
CD
SECTION
B
D512
R-CH
• Signal Path
• R-CH is omitted due to same as L-CH.
: CD PLAY
: FM
: AUX
: AM
(Page 15)
(Page 15)
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