Sony CDX-GT30RN Service Manual ▷ View online
13
CDX-GT30RN
SECTION 3
DIAGNOSIS
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.
The display mode is switched by each rotation of
The display mode is switched by each rotation of
SEEK +/
M
>
or SEEK – /
.
m
keys.
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
The display mode is switched by each rotation of [GP/ALBM/+] or
[GP/ALBM/--] keys during the number of connected units display
mode.
[GP/ALBM/--] keys 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
0 2 X X
0 3 1 X X X
0 4 X X X X
0 5 1 X X
0 6 1 X X X X X
Reset count
(in hexadecimal format)
(in hexadecimal format)
Diag code
01: Reset count
01: Reset count
0 1 X X
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
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 1 X X X
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
0 3 2 X X X
0 3 3 X X X
Operating hours
(in hexadecimal format)
(in hexadecimal format)
Diag code
04: Operating hours
04: Operating hours
0 4 X X X X
14
CDX-GT30RN
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
The display mode is switched by each rotation of [GP/ALBM/+] or
[GP/ALBM/--] keys during the CD error information display mode.
[GP/ALBM/--] keys during the CD error information display mode.
4-6. OFFSET/FAILURE error display mode
The display mode is switched by each rotation of [GP/ALBM/+] or
[GP/ALBM/--] keys during the OFFSET/FAILURE error display
mode.
[GP/ALBM/--] keys 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 1 X X
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
Disc type
0 5 1 X X X X X
CD error info history 1 (latest)
Error description plus error details display
Error description plus error details display
CD error info history 3
Disc type plus operating hours display
Disc type plus operating hours display
CD error info history 3
Error description plus error details display
Error description plus error details display
CD error info history 2
Disc type plus operating hours display
Disc type plus operating hours display
CD error info history 2
Error description plus error details display
Error description plus error details display
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
0 5 2 X X
0 5 2 X X X X X
0 5 3 X X
0 5 3 X X X X X
0 5 1 X X
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
Error description
(0: OFFSET, 1: FAILURE)
(0: OFFSET, 1: FAILURE)
0 6 1 X X X X X
OFFSET/FAILURE error history 1 (latest) display
OFFSET/FAILURE error history 3 display
OFFSET/FAILURE error history 2 display
0 6 2 X X X X X
0 6 3 X X X X X
0 6 1 X X X X X
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
15
15
CDX-GT30RN
CDX-GT30RN
4-1. BLOCK DIAGRAM — CD SECTION —
SECTION 4
DIAGRAMS
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
59
LINK OFF
LINK OFF
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-GT30RN
CDX-GT30RN
4-2. BLOCK DIAGRAM — MAIN SECTION —
(Page 15)
(Page 17)
1 ANT
7 TU LCH
ELECTRONIC VOLUME
IC401
J1
(ANTENNA)
TU1
(TUNER UNIT)
IC2-BUS
CONTROLLED POWER AMP/MULTIPLE
VOLTAGE
REGULATOR
IC750
SYSTEM CONTROL
IC501 (2/3)
CN751
CN602
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
4
3
10
VCC
11
TU VDD
15
E2P VDD
13
TU-SCL
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
8
MUTE CONDITION
5
QUALITY
RDS
53 TU ATT IN
38
38
13
QUALITY
NS MASK
DAVN
RDS ON
L-CH
R-CH
CD-L
J901
AUX
AMP
IC901
AUX
R-CH
11 BUS LCH
10 BUS RCH
R-CH
R-CH
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
R-CH
25
24
24
OUT FR
OUT RR
29
MUTE
2 SDA
AUDIO+8.3V
BU+5V
6
VP2
20
VP1
35
VP
SERVO+3.3V
MECHA+6V
MECHA+6V
PANEL+B
4 SCL
SDA
SCL
16 BEEP
22 STB
25 DIAG
25 DIAG
AUDIO+8.3V
BATT
23
13
3
8
6
1,2
2
1
4
7
5
18,20
16
30
31
31
SCL
SDA
SCL
SDA
SCL
SDA
SCL
SDA
33
I2C SCK
34
I2C SIO
9
VOL ATT
86
ATT
5
BEEP
26
AMP STB
8
DIAG
54
BU IN
73
30
UNI SO
UNI SI
ATT
UNI CLK
BUS ON
LINK OFF
B/U CHECK
56
TEST IN
12 IN FL
FL+
FL–
RL+
RL–
FR+
FR–
RR+
RR–
AMP-REM
BATTERY
SW12V(ANT)
ACC
TEST
23
OUT FL
17
OUT SUB L
18
OUT SUB R
11 IN RL
22
OUT RL
MUTE
Q441
MUTE
Q481
MUTE DRIVE
Q478,479
NS MASK
CONTROL
Q22
RDS DEMODULATOR
IC51
72
ACC IN
ACCESSORY
CHECK
Q631
ACCESSORY ON/OFF
SWITCH
Q632
TU+5V REG
Q1
BATTERY
DETECT
Q580
BUS INTERFACE
IC580
BU+3.3V
BU+5V
BU+3.3V REG
IC681
MUTE
Q461
12
BUS BATT
8
BUS CLK
6
BUS ON
5
BUS RESET
3
BUS DATA
4
HS CAN L
5
HS CAN H
CN601
CN301
3
BUS L–CH
BUS R–CH
1
D479
D511
CD
SECTION
A
CD
SECTION
B
SYS RST
DISPLAY
SECTION
D
11
12
9
10
16
1
7
XTI
SCL
SCL
BU+3.3V
AEP,UK MODEL
SDA
SDA
INTN
XTO
MPX
VDDA
VDDD
RDS POWER
CONTROL
Q51
9
15
X51
8.664MHz
58
UNISI
59
UNISO
60
UNISCK
87
BUS ON
R-CH
B/U–C
10
BATT 3
DATA I/O 6
CLK 4
BUS ON 1
RST 2
DATA OUT
8
D512
D581
BUS CLK
BUS ON
BUS RESET
BUS DATA
ACC OUT
DISPLAY
SECTION
E
HS CAN L
HS CAN H
2
FT CAN L
3
FT CAN H
FT CAN L
FT CAN H
CLK IN
11
BUS IN
12
RST
13
DATA IN
9
BUS ON
SWITCH
Q586
LINK
SWITCH
Q587
R-CH
R-CH
L
R
AUDIO OUT
REAR
J330
14
• Signal Path
• R-CH is omitted due to same as L-CH.
: CD PLAY
: FM
: BUS
: MW/LW
: AUX
(Page 15)
(Page 17)
Ver. 1.1
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