Sony CDX-GT700D / CDX-GT705DX Service Manual ▷ View online
17
CDX-GT700D/GT705DX
SECTION 3
DIAGNOSIS FUNCTION
Description of the Diagnostics function:
1. Setting the Diag display mode
With the power off, press the [4] button, [5] button, and [4] button
on the set body or the remote control (for more than 2 seconds)
in turn.
on the set body or the remote control (for more than 2 seconds)
in turn.
2. Canceling the Diag display mode
During the Diag function mode, press the [OFF] button.
3. Initial display in the Diag display mode.
Just when the Diag mode is entered, “reset count” is displayed.
This display mode is switched by each pressing of
This display mode is switched by each pressing of
GP/ALBM +
or GP/ALBM ---
button.
4. Contents of each display mode
4-1. Reset count display mode
4-2. Reset count by watchdog timer display mode
4-3. Number of connected units display mode
This display mode is switched by each pressing of
.
m/SEEK –
or
M >/SEEK +
button during the number of connected units
display mode.
4-4. Operating hours display mode
Reset count display
OFFSET/FAILURE error display
CD error information display
Operating hours display
Number of connected units display
Reset count by watchdog timer display
0 1 X X
D I A G
0 2 X X
D I A G
0 3 1 X X X
D I A G
0 4 X X X X
D I A G
0 5 1 X X
D I A G
0 6 1 X X X X X
D I A G
Reset count
(in hexadecimal format)
(in hexadecimal format)
Diag code
01: Reset count
01: Reset count
0 1 X X
D I A G
Reset count
(in hexadecimal format)
(in hexadecimal format)
Diag code
02: Number of resets by watchdog timer
02: Number of resets by watchdog timer
0 2 X X
D I A G
Show the number of connected units for
CD-C, MD-C and XM respectively from
the rightmost (in hexadecimal format).
CD-C, MD-C and XM respectively from
the rightmost (in hexadecimal format).
Recency of information
1-3: 1 represents the latest.
1-3: 1 represents the latest.
Diag code
03: Number of connected unit.
03: Number of connected unit.
0 3 Y X X X
D I A G
No. of connected units history 1 (latest) display
No. of connected units history 3 display
No. of connected units history 2 display
0 3 1 X X X
D I A G
0 3 2 X X X
D I A G
0 3 3 X X X
D I A G
Operating hours
(in hexadecimal format)
(in hexadecimal format)
Diag code
04: Operating hours
04: Operating hours
0 4 X X X X
D I A G
18
CDX-GT700D/GT705DX
4-5. CD error information display mode
4-5-1. Error description
4-5-1. Error description
4-5-2. Disc type and operating hours
This display mode is switched by each pressing of
.
m/SEEK –
or
M >/SEEK +
button during the CD error information display
mode.
4-6. OFFSET/FAILURE error display mode
This display mode is switched by each pressing of
.
m/SEEK –
or
M >/SEEK +
button during the OFFSET/FAILURE error
display mode.
Error description
(in hexadecimal
format)
(in hexadecimal
format)
Recency of information
1-3: 1 represents the latest.
1-3: 1 represents the latest.
Diag code
05: CD error information
05: CD error information
0 5 Y X X
D I A G
Operating hours
Recency of information
1-3: 1 represents the latest.
1-3: 1 represents the latest.
Diag code
05: CD error information
05: CD error information
0 5 Y X X X X X
D I A G
Disc type
CD error info history 1 (latest)
Error description plus error details display
Error description plus error details display
0 5 1 X X
D I A G
CD error info history 1 (latest)
Disc type plus operating hours display
Disc type plus operating hours display
0 5 1 X X X X X
D I A G
CD error info history 2
Error description plus error details display
Error description plus error details display
0 5 2 X X
D I A G
CD error info history 2
Disc type plus operating hours display
Disc type plus operating hours display
0 5 2 X X X X X
D I A G
CD error info history 3
Error description plus error details display
Error description plus error details display
0 5 3 X X
D I A G
CD error info history 3
Disc type plus operating hours display
Disc type plus operating hours display
0 5 3 X X X X X
D I A G
Operating hours
Recency of information
1-3: 1 represents the latest.
1-3: 1 represents the latest.
Diag code
06: OFFSET/FAILURE
06: OFFSET/FAILURE
0 6 Y X X X X X
D I A G
Error description
(0: OFFSET, 1: FAILURE)
(0: OFFSET, 1: FAILURE)
OFFSET/FAILURE error history 1 (latest) display
OFFSET/FAILURE error history 3 display
OFFSET/FAILURE error history 2 display
0 6 1 X X X X X
D I A G
0 6 2 X X X X X
D I A G
0 6 3 X X X X X
D I A G
Error information
Indication
Description
1X
SERVO ERROR
3X
LOADING ERROR
4X
TRACK JUMP
5X
TEXT ERROR
FX
MECHA ERROR
Disc type
Indication
Disc type
0
MP3
1
WMA
2
AAC
3
ATRAC
8
CD/DA
F
UNKNOWN
19
19
CDX-GT700D/GT705DX
CDX-GT700D/GT705DX
4-1. BLOCK DIAGRAM — CD SECTION —
SECTION 4
DIAGRAMS
83
RFO
RF AMP,DIGITAL SERVO,
DIGITAL SIGNAL PROCESSOR
IC2
X801
11.2896MHz
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
: FM
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)
FL
RL
SUB
A-L
MAIN
SECTION
A
62
AOUT1 (P07)
63
BCK (P08)
27 DEC_SSTBY
15 CD_ZDET
15 CD_ZDET
14 CD_XRST
13 CD_XCCE
64
22
56
5
7
27
26
LRCK (P09)
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
IC303 (1/3)
D/A, A/D CONVERTER
IC801
LPF
IC471
37 DEC_XMUTE
SDIN0
AUXL1
57
AUXR1
BCLK0
R-CH
LRCLK0
33 MCLKI
40 DVDD
30 VDRIVE
47 DVDD
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
XFLASH & 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
SWITCHING
DRIVER
Q651,652
• 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
ATT
59
LINKOFF
LINK OFF
UNI CLK
BUS ON
BU CHK
SYS RST
47
CD_ON
VOUT
49
CDM_ON
48
Z_DET
CD+6V
50
68
CDON_CHK
1
5
VDD
3
CE
+3.3V SWITCHING
REG.
IC650
IN
BATT1
BATT
5
1
VCC
4
OUT
CD+3.3V
+1.5V
+3.3V
+1.7V REG.
Q801
+3.3V
+1.5V
BU+3.3V
84
100
58
3
1
VOUT1
60
VOUT3
72
VINL1
73
VINR1
59
VOUT2
R-CH
R-CH
(Page 20)
(Page 20)
20
20
CDX-GT700D/GT705DX
CDX-GT700D/GT705DX
4-2. BLOCK DIAGRAM — MAIN SECTION —
1 ANT
10
DATA
IN/OUT SELECT,
ELECTRIC VOLUME
IC401
PJ501
(ANTENNA)
TUX501
(TUNER UNIT)
POWER AMP/
MULTIPLE VOLTAGE REGULATOR
IC201
SYSTEM CONTROL
IC303 (2/3)
AMP
IC474
CNP101
PJ401(2/2)
CN401
9
CLK
R-CH (FRONT)
R-CH (REAR)
R-CH (REAR)
BATT
14 L-OUT
6 AUX-L-IN
5 AUX-L-GND
4 AUX-R-GND
2 FIL
4 AUX-R-GND
2 FIL
3 AUX-R-IN
13 R-OUT
TU-R
TU-L
4
3
3
10
VCC
11
TU_VDD
15
E2P_VDD
13
TU_SCL
14
TU_SDA
6
7
7
S_METER
9
RDS
16 MPX
GT700D
16
TU_MUTE
E2P_SCL
17
E2P_SDA
UNI SO
UNI SI
UNI CLK
ATT
LINK OFF
BU CHK
BUS ON
SYS RST
RESET
STBY
STBY
83 VSM
21 TUNER ATT
21 TUNER ATT
8
5
5
MUTE_CONDITION
QUALITY
18 TUNER ATT-IN
82 QUALITY
82 QUALITY
19 NS-MASK
23 EECKO (TU)
22 EESIO (TU)
22 EESIO (TU)
AUDIO+8.3V
TU+5V
BU+3.3V
BU+3.3V
L
R
43
42
MUTE
41
GROUND
SWITCH
Q408
R-CH
L
R
35
37
SUB-OUT
RL-OUT
36
FL-OUT
R-CH
R-CH
5
3
3
OUT-FL+
OUT-FL–
OUT-RL+
OUT-RL–
9
7
7
29
27
27
6
SW1 (AMP_REM)
R-CH
SW2 (ANT_REM)
VP2
20
VP1
35
VP (REG)
BATT
30
37
37
REG1 (AUDIO+B)
REG2 (BU5V)
31
33
33
REG3 (SERVO)
REG4 (DR+B)
34
REG5 (ILL)
TU+5V
38
39
39
FR-OUT
RR-OUT
2 SDA
AUDIO+8.3V
B_UP+5V
CD+3.3V
CD+6V
CD+6V
ILL+B
4 SCL
SDA
SCL
22 STB
GT700D
25 DIAG
AUDIO+8.3V
15
13
7
10
12
4
11
16
1
9
2
3
5
6
SCL
SDA
SCL
SDA
27
I2C_CKO
28
I2C_SIO
D904
RDS
+3.3V
BU+3.3V
D906
25
ATT
41
40
AMP_STB
AMP_DIAG
16 AC GND
20
BEEP
58
BU_IN
54
TESET_IN
11 IN-RL
FL+
FL–
RL+
RL–
FR+
FR–
RR+
RR–
AMP-R
ANT-R
ACC
TEST
12 IN-FL
MUTE
Q470
MUTE
Q171
MUTE
Q181
MUTE CONTROL
Q401,402
56
SYSRESET
57
BUS_ON
5
UNI_CKO
4
UNI_SI
3
UNI_SO
10 B CHK
13 RESET
12 BUS ON
11 CLK IN
8 DATA OUT
9 DATA IN
3
BATT
4
CLK
6
DATA I/O
4
5
6
3
8
7
2
1
52
ACC_IN
ACC CHECK
Q102
TU+5V REG
Q501
BU+3.3V
B_UP+5V
+3.3V REG
IC301
BATT
TH100
BATT
CNP102
(BUS CONTROL IN)
ATT
53
TEL_ATT
TEL ATTENATION SWITCH
Q103
R-CH
R-CH
F901
D120
D121
L
R
AUDIO OUT
REAR
L
R
AUDIO OUT
FRONT
L
R
SUB OUT
(MONO)
CD
SECTION
A
CD
SECTION
B
DISPLAY
SECTION
C
BATT
14
ILL
51
ILL_IN
ILLUMINATION CHECK
Q907
OVER VOLTAGE
DETECT
Q101
BUS INTERFACE
IC110
RDS DEMODULATOR
IC551
1
BUS ON
2
RST
D301
D128
(BUS AUDIO IN)
PJ401(1/2)
BUS ON
SWITCH
Q110,111,112
NS MASK
SWITCH
Q380
9 XTI
10 XTO
VDDA
11
SCL
12
SDA
SCL
SDA
15
INTN
RDS+3.3V
1
VDDD
7
17 DAVN
26 BUS/AUX
29 E_VOL_SO/TX
31 E_VOL_CKO
30 E_VOL_MUTE/RX
X551
8.664MHz
PRE AMP
IC402
19
OUT(RL)
3
OUT(FL)
17 RL+
5 FL+
RDS B+
SWITCH
Q551,552
D105
D104
LINE AMP
IC470
D401
3
1
12
14
1
3
10
8
A-L
16 SUB-IN
SUB
33 RR-IN
R-CH
31 RL-IN
RL
32 FR-IN
R-CH
30 FL-IN
FL
• Signal Path
• R-CH is omitted due to same as L-CH.
: FM
: MW/LW
: BUS AUDIO
(Page 19)
(Page 19)
(Page 21)
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