Sony CDX-GT610U / CDX-GT660U / CDX-GT660US Service Manual ▷ View online
33
CDX-GT610U/GT660U/GT660US
• IC PIN DESCRIPTION
IC501 MB90F046PF-G-102E1 (SYSTEM CONTROL) (MAIN BOARD (3/3))
Pin No.
Pin Name
I/O
Pin Description
1
AREASEL0
I
Destination setting pin 0
2
AREASEL1
I
Destination setting pin 1
3
AREASEL2
I
Destination setting pin 2
4
B-OUTSEL
I
Black-out with/without discrimination signal input “H”: Black-out
5
NOSE SW
I
Front panel attachment detect signal input “L”: with panel
6
AAC SEL
I
AAC play setting signal input “H”: AAC
7
BEEP
O
Beep signal output to power amplifier
8
DIAG
I
Status signal input from power amplifier
9
VOLATT
O
Electronic volume attenuate control signal output
10
FSW IN
I
D/D converter oscillator frequency count signal input
11
VSS
—
Ground pin
12
TUATT
O
Tuner mute control signal output
13
NSMASK
O
Noise mask signal output
14
NCO
O
Not used. (Open)
15
ILLUMI SEL
I
Illumination voltage setting signal input
16
NCO
O
Not used. (Open)
17
AUX SW
O
AUX change over signal output “L”: AUX, “H”: BUS IN
18
FL CS
O
Fluorescent indicator tube chip select signal output
19
FL SO
O
Fluorescent indicator tube serial data signal output
20
FL SCK
O
Fluorescent indicator tube serial clock signal output
21
USB OVR
I
Overcurrent detect signal input from USB power supply high side switch
22
USB ON
O
USB power supply high side switch control signal output
23
VCC5
—
Power supply pin (+3.3 V)
24
EEP SIO
I/O
EEPROM bus serial data signal input/output
25
EEP CKO
O
EEPROM bus serial clock signal output
26
AMPSTB
O
Standby signal output to power amplifier
27
MC RX
I
Mechanism microcomputer comunication signal input RX
28
MC TX
O
Mechanism microcomputer comunication signal output TX
29
NCO
O
Not used. (Open)
30
RDS ON
O
RDS (Radio Data System) on signal output Tuner on: “L” Not used in this set.
31
NCO
O
Not used. (Open)
32
SA DATA
O
Data signal output for electronic volume IC spectrum analyzer
33
I2C SCK
O
I2C bus serial clock signal output
34
I2C SIO
I/O
I2C bus serial data signal input/output
35
DAVDD
—
A/D converter power supply pin (+3.3 V)
36
AVRH
—
A/D converter external reference power supply pin (+3.3 V)
37
DAVSS
—
Ground pin
38
QUALITY
I
Noise detect signal input
39
VSM
I
S-meter voltage detect signal input
40
KEYIN1
I
Key signal input 1
41
KEYIN0
I
Key signal input 0
42
VSS
—
Ground pin
43
RCIN0
I
Rotary commander key signal input
44
SA IN
I
Spectrum analyzer data signal input
45
SA CKO
O
Spectrum analyzer clock signal output
46
DOOR IND
O
Disc door indicator control signal output
47
RE IN0
I
Rotary encoder signal input 0
48
RE IN1
I
Rotary encoder signal input 1
49
MD0
I
Operation mode setting pin (Connect to VDD.)
50
MD1
I
Operation mode setting pin (Connect to VDD.)
34
CDX-GT610U/GT660U/GT660US
51
MD2
I
Operation mode setting pin (Connect to VSS.)
52
KEYACK
I
Key acknowledgment detect signal input
53
TU ATTIN
I
Tuner mute zero cross detect signal input Not used in this set.
54
BUIN
I
Back-up power supply detect signal input
55
NCO
O
Not used. (Open)
56
DAVN
I
RDS (Radio Data System) data block synchronized detect signal input
Not used in this set.
57
NCO
O
Not used. (Open)
58
UNISI
I
SONY bus data signal input
59
UNISO
O
SONY bus data signal output
60
UNISCK
O
SONY bus clock signal output
61 to 63
NCO
O
Not used. (Open)
64
SIRCS
I
Remote control signal input
65
FL12V ON
O
12V power supply control signal output for fluorescent indicator tube
66
FSW OUT
O
D/D converter oscillator frequency shift control signal output
67
DD ON
O
3.3V D/D converter power on/off control signal output for fluorescent indicator tube
68
FLASH W
I
Memory mode change signal input Normally “H”: Single chip mode, after reset
“L”: flash write mode
69
NCO
O
Not used. (Open)
70
DOOR SW
I
Front panel open/close detect switch signal input
71
RC IN1
I
Rotary commander shift key signal input
72
ACC IN
I
Accessory power supply detect signal input
73
TESTIN
I
Test mode detect signal input
74
TELATT
I
Telephone attenuate detect signal input
75
ILLUIN
I
Illumination detect signal input “H”: Illumination off
76
AD ON
O
A/D converter power supply control signal output
77
RESET
I
CPU reset signal input
78
NCO
O
Not used. (Open)
79
XOUT
O
Low speed operation clock signal output (32.768 kHz)
80
XIN
I
Low speed operation clock signal input (32.768 kHz)
81
VSS1
—
Ground pin
82
OSCIN
I
High speed operation clock signal input (18.432 MHz)
83
OSCOUT
O
High speed operation clock signal output (18.432 MHz)
84
VCC3
—
Power supply pin (+3.3 V)
85
NCO
O
Not used. (Open)
86
ATT
O
Audio mute control signal output
87
BUSON
O
Bus on signal output
88
SYSRST
O
System reset signal output
89
EJECT OK SW
O
Eject OK signal output to CD mechanism unit
90
NCO
O
Not used. (Open)
91
WAKE UP
O
Mechanism microcomputer wake up signal output
92
NCO
O
Not used. (Open)
93
Z MUTE
I
Mute signal input
94
NCO
O
Not used. (Open)
95
DEMO SEL
I
DEMO select signal input “H”: DEMO on, “L”: DEMO off
96
CYRIL SEL
I
Cyril correspondence discrimination signal input “L”: No correspondence
97
NCO
O
Not used. (Open)
98
CD ON
I
CD mechanism servo power supply control request signal input
99
CDM ON
I
CD mechanism deck power supply control request signal input
100
OPEN MUTE
O
Not used. (Open)
Pin No.
Pin Name
I/O
Pin Description
35
CDX-GT610U/GT660U/GT660US
SECTION 5
EXPLODED VIEWS
1
X-2149-741-1 LOCK ASSY
2
3-246-441-01 BUTTON (EJECT)
3
1-833-591-11 CABLE, FLEXIBLE FLAT (20 CORE)
4
3-260-247-01 CUSHION (SUB PANEL)
5
3-042-244-01 SCREW (T)
6
X-2149-726-1 PANEL ASSY, SUB
7
X-3384-203-1 GEAR ASSY
8
3-713-786-51 SCREW +P 2X3
9
3-376-464-11 SCREW (+PTT 2.6X6), GROUND POINT
10
A-1217-682-A MAIN BOARD, COMPLETE (CND)
10
A-1218-111-A MAIN BOARD, COMPLETE (E,CH,IND,MX)
10
A-1218-135-A MAIN BOARD, COMPLETE (EA)
11
2-021-848-01 SHEET (TU), GROUND
12
1-833-102-11 CORD (WITH CONNECTOR) (POWER)
13
1-833-887-11 CONNECTION CORD (RCA) (SUB OUT (MONO))
14
3-264-798-01 CAP
FU601
1-532-877-11 FUSE (BLADE TYPE) (AUTO FUSE) 10A
TU1
A-3220-961-B TUNER UNIT (TUX-032)
#1
7-685-792-09 SCREW +PTT 2.6X6 (S)
#2
7-685-790-01 SCREW +PTT 2.6X4 (S)
#3
7-685-793-09 SCREW +PTT 2.6X8 (S)
#4
7-685-134-19 SCREW +P 2.6X8 TYPE2 NON-SLIT
#5
7-685-794-09 SCREW +PTT 2.6X10 (S)
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
NOTE:
•
The mechanical parts with no reference
number in the exploded views are not supplied.
number in the exploded views are not supplied.
•
Items marked “*” are not stocked since
they are seldom required for routine service.
Some delay should be anticipated
when ordering these items.
they are seldom required for routine service.
Some delay should be anticipated
when ordering these items.
•
-XX and -X mean standardized parts, so
they may have some difference from the
original one.
they may have some difference from the
original one.
•
Color Indication of Appearance Parts
Example :
Example :
KNOB, BALANCE (WHITE) ... (RED)
Parts Color Cabinet’s Color
•
Accessories are given in the last of this parts list.
5-1.
MAIN SECTION
R
R
not supplied
not supplied
(SUB board)
(SUB board)
not supplied
FU601
not supplied
TU1
not supplied
not supplied
#1
#1
#1
#3
#5
#4
#3
#5
#4
#5
#2
#1
MG-101U-188//Q
A
B
B
1
2
3
4
5
6
7
5
8
9
12
11
A
10
not supplied
13
14
#3
The components identified by
mark 0 or dotted line with mark
0 are critical for safety.
Replace only with part number
specified.
mark 0 or dotted line with mark
0 are critical for safety.
Replace only with part number
specified.
Les composants identifiés par une
marque 0 sont critiques pour
la sécurité.
Ne les remplacer que par une piéce
portant le numéro spécifié.
marque 0 sont critiques pour
la sécurité.
Ne les remplacer que par une piéce
portant le numéro spécifié.
•
Abbreviation
CND : Canadian model
CH
CND : Canadian model
CH
: Chinese model
IND : Indian model
MX : Mexican model
EA
MX : Mexican model
EA
: Saudi Arabia model
36
CDX-GT610U/GT660U/GT660US
51
A-1218-113-A PANEL OVERALL ASSY, FRONT (GT660US)
51
A-1218-173-A PANEL OVERALL ASSY, FRONT (GT660U)
51
A-1218-968-A PANEL OVERALL ASSY, FRONT (GT610U)
52
3-264-712-01 SPRING (OPEN)
53
X-2159-392-1 BUTTON ASSY (S) (GT610U/GT660U)
53
X-2159-459-1 BUTTON ASSY (S) (GT660US)
54
X-2159-393-1 PANEL (SV) ASSY, FRONT (GT610U)
54
X-2159-458-1 PANEL (SV) ASSY, FRONT (GT660US)
54
X-2159-461-1 PANEL (SV) ASSY, FRONT (GT660U)
55
X-2149-198-1 KNOB ASSY (S)
56
X-2159-462-1 PANEL (SV) ASSY, BACK
57
3-250-543-21 SCREW (+B P-TITE M2)
58
X-2149-228-2 CASE ASSY (for FRONT PANEL)
59
2-686-945-01 CAP (USB)
FL900
1-519-916-12 INDICATOR TUBE, FLUORESCENT
J11
1-820-858-11 CONNECTOR, USB (SOCKET) 5P (USB)
RE901
1-479-902-11 ENCODER, ROTARY (PUSH SELECT/VOLUME)
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
5-2.
FRONT PANEL SECTION
58
59
FL900
not supplied
(KEY board)
(KEY board)
not supplied
not supplied
not supplied
not supplied
not supplied
not supplied
52
51
53
54
55
56
57
57
RE901
J11
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