Sony CDX-GT660UE / CDX-GT660UP / CDX-GT660UV / CDX-GT662UE / CDX-GT710UV / CDX-GT717UV Service Manual ▷ View online
CDX-GT660UE/GT660UP/GT660UV/GT662UE/GT710UV/GT717UV
33
• IC Block Diagrams
– MAIN Board –
IC301 TDF8556AJ/N5
MUTE
MUTE
ENABLE
LOGIC
STANDBY/
MUTE
CHIP DETECT/
DIAGNOSTIC
PROTECTION/
DIAGNOSTIC
SWITCH
REGULATOR
SWITCH
REFERENCE
VOLTAGE
LOAD DUMP
PROTECTION
TEMPERATURE
PROTECTION
BACK-UP
SWITCH
REGULATOR
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
33
35
37
2
4
6
8
10
12
14
16
18
20
22
24
26
28
30
32
34
36
TAB
OUT-FL–
OUT-FL+
OUT-RL–
OUT-RL+
IN-RL
S-GND
IN-RR
OUT-RR+
OUT-RR–
OUT-FR+
OUT-FR–
DIAG
ANT-REM
AMP-REM
SERVO+3.3V
MECHA+6V
VP
BU+B
I2C_SIO
I2C_SCK
VP2
P-GND1
SVR
IN-FL
IN-FR
BEEP
P-GND3
VP1
STB
P-GND4
RST
CRES
AUDIO+B
(8.5V)
(8.5V)
GND
PANEL+B
CBU
FL
RL
RR
VP
FR
I
2
C BUS
IC402 MM1836A33NRE
VOUT
4
CONT 1
GND 2
NC 3
VIN
5
+
–
VOLTAGE
REFERENCE
REGULATOR
CURRENT
LIMIT
THERMAL
SHUTDOWN
BIAS
• Waveforms
– MAIN Board –
2
IC501 qd (OSCOUT)
1 V/DIV, 50 ns/DIV
145 ns
3 Vp-p
3
IC701 yj (XO)
1 V/DIV, 20 ns/DIV
59 ns
3.7 Vp-p
4
IC601 is (X2)
1 V/DIV, 50 ns/DIV
83 ns
2 Vp-p
1
IC501 qa (XOUT)
1 V/DIV, 20
Ps/DIV
30.4
Ps
2.6 Vp-p
Ver. 1.1
CDX-GT660UE/GT660UP/GT660UV/GT662UE/GT710UV/GT717UV
34
IC401 BD3467FV-E2
A1 1
INPUT SELECTOR
(2 SINGLE-END AND 4 STEREO ISO)
MUTE
MAIN GAIN
ADJUST
SUB GAIN
ADJUST
I2C
BUS
LOGIC
2ND ORDER LOW-PASS FILTER
INPUT GAIN
OUTC
40
A2 2
B1 3
B2 4
CP1 5
CN 6
CP2 7
ISO
GND
AMP
ISO
GND
AMP
DP1 8
DN 9
DP2 10
ISO
GND
AMP
ISO
GND
AMP
EP1 11
EN 12
EP2 13
ISO
GND
AMP
ISO
GND
AMP
FP1 14
FN1 15
ISO
GND
AMP
FN2 16
FP2 17
MIN 18
SPA1 19
SPA2 20
ISO
GND
AMP
OUTS
39
OUTR1
38
OUTR2
37
OUTF1
36
OUTF2
35
INF2
34
IG1
28
IG2
27
VCC
26
INF1
33
INR2
32
INR1
31
INS
30
INC
29
FADER
ATT
FADER
ATT
FADER
ATT
FADER
ATT
FADER
ATT
FADER
ATT
FADER
BOOST
FADER
BOOST
FADER
BOOST
FADER
BOOST
FADER
BOOST
FADER
BOOST
+
+
VCC
FIL
25
GND
24
SDA
23
SCL
22
MUTEB
21
IC681, 682 NJM2878F3-15 (TE2)
5
VIN
4
VOUT
2
GND
3
N.C.
1
CONTROL
BANDGAP
REFERENCE
THERMAL
PROTECTION
CDX-GT660UE/GT660UP/GT660UV/GT662UE/GT710UV/GT717UV
35
– KEY Board –
IC971 74LVC2G66DC-125
IC1300 OZ539IGN-A1-0-TR
BST 1
LX 2
FLT_USB
9
VIN 3
EN_SYS 4
USBOUT 5
ISET_USB
10
RT
15
VREF
16
FB_USB 6
USBIN
2V
UVLS
7
SYNC 8
GNDA
14
VIC_USB
11
SS_SYS
13
EN_USB
12
HDR
+
OSCILLATOR
REFERENCE
GENERATOR
OVER CURRENT
PROTECTION
VS
SEL
Q
S
R
R
ADJUSTMENT
GENERATOR
CHARGE
PUMP
OVER-CURRENT
LIMIT
USB FAULT
PROTECITON
VOUT_SYS (USBIN)
FAULT PROTECTION
+
–
+
–
+
–
+
–
–
3
1
1Y
1Z
2E
GND
VCC
1E
2Z
2Y
4
2
5
7
6
8
60 S62
59 S61
58 S60
57 S59
56 S58
55 S57
54 S56
53 S55
52 S54
51 S53
59 S61
58 S60
57 S59
56 S58
55 S57
54 S56
53 S55
52 S54
51 S53
25
S27
26
S28
23
S25
24
S26
27
S29
28
S30
29
S31
30
S32
31
S33
32
S34
33
S35
34
S36
3
P3/S3
4
P4/S4
1
2
2
5
P5/S5
6
P6/S6
7
P7/S7
8
P8/S8
9
S9
10
S10
11
S11
12
S12
66
COM2
65
COM1
73
VSS
72
VDD2
71
VDD1
70
VDD
78
DI
79
P1/S1
80
P2/S2
77
CL
76
CE
74
S69/OSCI
69
S68
75
INH
COMMON
DRIVER
CLOCK
GENERATOR
CCB INTERFACE
SHIFT REGISTER
CONTROL
REGISTER
SEGMENT DRIVER & LATCH
13
S13
14
S14
15
S15
16
S16
S17
S18
S17
S18
17
18
18
S19
S20
S20
19
20
20
S21
S22
S22
35
S37
36
S38
37
S39
38
S40
21
S23
22
S24
39
S41
40
S42
50 S52
49 S51
48 S50
47 S49
46 S48
45 S47
44 S46
43 S45
42 S44
41 S43
49 S51
48 S50
47 S49
46 S48
45 S47
44 S46
43 S45
42 S44
41 S43
64
S66
63
S65
62
S64
61
S63
68
S67/COM4
67
COM3
IC981 LC75879PT-US-H
Ver. 1.1
CDX-GT660UE/GT660UP/GT660UV/GT662UE/GT710UV/GT717UV
36
• IC Pin Function Description
MAIN BOARD IC501 R5F3650KBDZ79FA (SYSTEM CONTROLLER) (GT660UE/GT660UV/GT662UE/GT710UV/GT717UV)
R5F3650MBDZ95FA (SYSTEM CONTROLLER) (GT660UP)
Pin No.
Pin Name
I/O
Description
1
LCD_SO
O
Serial data output to the liquid crystal display driver
2
LCD_CLK
O
Serial clock signal output to the liquid crystal display driver
3
NOSE_SW
I
Front panel remove/attach detection signal input terminal Fixed at “L” in this unit
4
SIRCS
I
Remote control signal input from the remote control signal receiver
5
UNISO
-
Not used
6
UNISI
-
Not used
7
UNISCK
-
Not used
8
BYTE
I
External data bus width select signal input Connect to VSS in this unit
9
CNVSS
I
Flash write signal input terminal Normally operation: “L”, Flash write: “H”
10
XIN
I
Low speed operation clock signal input terminal (32.768 kHz)
11
XOUT
O
Low speed operation clock signal output terminal (32.768 kHz)
12
RESET
I
System reset signal input from the reset signal generator “L”: reset
13
OSCOUT
O
High speed operation clock signal output terminal (7.92 MHz)
14
VSS
-
Ground terminal
15
OSCIN
I
High speed operation clock signal input terminal (7.92 MHz)
16
VCC1
-
Power supply terminal (+3.3V)
17
NMI
I
Non-maskable interrupt signal input terminal Fixed at “H” in this unit
18
RC_IN1
I
Rotary remote commander shift key input terminal
19
BUIN
I
Back up power supply detection signal input terminal “L” is input at low voltage
20
SYSRST
O
Reset signal output terminal
21
BUS_ON
-
Not used
22
MC_RX
I
Serial data input from the CD drive/USB controller
23
DOOR_SW
I
Front panel remove/attach detection signal input terminal
24
MC_TX
O
Serial data output to the CD drive/USB controller
25
DOOR_ING
O
LED drive signal output terminal for the eject button indicator
26
SYNC
O
Synchronize signal output to the DC/DC converter
27
EJECT_OK
O
Eject OK signal output to the CD drive/USB controller
28
BEEP
O
Beep sound drive signal output to the power amplifi er
29
I2C_SCK
O
IIC serial clock signal output terminal
30
I2C_SIO
I/O
IIC two-way serial data bus terminal
31
FW_TXD
O
Flash writer data output terminal
32
FW_RXD
I
Flash writer data input terminal
33
FW_CLK
I
Flash writer clock signal output terminal
34
FW_BUSY
O
Flash writer busy signal output terminal
35
XM_TX
O
Serial data output to the SIRIUSXM IN connector (GT660UP only)
36
XM_RX
I
Serial data input from the SIRIUSXM IN connector (GT660UP only)
37
XM_POWER_EN
O
Power supply on/off control signal output to the SIRIUSXM IN connector (GT660UP only)
38
CD_ON
I
Power supply on/off control signal input terminal for the CD section
39
CDM_ON
I
Power supply on/off control signal input terminal for the CD mechanizm section
40
WAKE_UP
O
System wakeup signal output to the CD drive/USB controller
41
EPM
O
EPM signal output terminal Fixed at “L” in this unit
42
Z_MUTE
I
Muting on/off control signal input from the CD drive/USB controller
43 to 45
NCO
-
Not used
46
CE
O
Chip enable signal output terminal Fixed at “H” in this unit
47
HIT2_SDA
I/O
IIC two-way serial data bus with the FM/AM tuner unit
48
HIT2_SCL
O
IIC serial clock signal output to the FM/AM tuner unit
49
HIT2_RESET
O
Reset signal output to the FM/AM tuner unit
50
EN_USB
O
Power supply on/off control signal output to the DC/DC converter
51
VBUS_ON
I
VBUS on/off control signal input from the CD drive/USB controller “H”: VBUS on
52
FLT_USB
I
Over current detection signal input from the DC/DC converter
53
EN_SYS
O
Power supply on/off control signal output to the DC/DC converter
54
IPOD
I
iPod connection mode is difference slope setting terminal
55
EXTATT_XEN
-
Not used
56
TELATT
I
Telephone attenuator detection signal input terminal
57
ACC_IN
I
Accessory power detection signal input terminal “L”: accessory power on
Ver. 1.1
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