Sony CDX-GT610U / CDX-GT616U / CDX-GT617UE Service Manual ▷ View online
29
29
CDX-GT610U/GT616U/GT617UE
CDX-GT610U/GT616U/GT617UE
4-10. SCHEMATIC DIAGRAM — KEY SECTION —
GT610U/GT616U
GT617UE
R985
R986
R988
R990
R984
R972
R962
R963
R915
R908
R914
R907
R906
R913
R912
R904
R911
R903
R902
R910
R909
R916
FB971
R982
FB991
R987
R905
R967
D981
D984
D902
D903
R968
D998
D983
R971
R973
R969
D993
D996
D986
D985
D989
D990
D992
D991
C921
R983
D904
R964
R965
R981
S918
R959
S908
S907
S906
S917
S916
S915
S914
S913
S912
S911
S910
S904
S903
S902
LSW901(1/2)
S909
R901
C920
J11
R921
R922
R923
R924
R925
R926
R927
R928
R929
R930
R931
R932
R933
R934
R935
R936
R937
R938
R943
R944
R945
R946
R951
R953
R952
R954
R939
R940
R941
R942
R947
R949
R948
R950
R955
R956
R957
R958
C971
C932
IC971
R993
Q
992
Q9
93
Q
991
C991
C992
R996
R994
R966
D931
R992
R991
D971
LSW901(2/2)
RE901
D978
D979
Q503
Q941
Q942
LED917
LED916
LED915
LED967
LED966
LED965
LED914
LED913
LED912
LED964
LED963
LED962
LED909
LED910
LED911
LED959
LED960
LED961
LED941
LED942
LED991
LED992
LED943
LED944
LED993
LED994
LED902
LED904
LED952
LED954
LED908
LED906
LED958
LED956
LED907
LED903
LED957
LED953
FL900
D982
R989
D997
IC980
LF990
CN901
D973
D976
R995
(Page 27)
Ver. 1.1
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CDX-GT610U/GT616U/GT617UE
CDX-GT610U/GT616U/GT617UE
• IC BLOCK DIAGRAMS
IC601 BA8271F-E2 (MAIN Board (1/3))
1
2
3
4
5
5
6
7
8
9
10
14
13
12
11
BUS ON
SWITCH
RESET
SWITCH
BATTERY
SWITCH
BUS ON
RST
BATT
CLK
VREF
GND
VCC
RESET
BUS ON
BUS ON
CLK IN
BU IN
DATA IN
DATA OUT
DATA
IC401 BD3442FS-E2 (MAIN Board (2/3))
1
2
BUS-RCH
100k
100k
100k
100k
100k
100k
250k
250k
250k
BUS-LCH
TU-RCH 3
4
TU-LCH
5
CD-RCH
6
CD-LCH
7
AUX-RCH
8
AUX-GND
9
AUX-LCH
10
DS3-L
11
DS1-L
12
DS2-L
13
EBIAS
14
DS2-R
15
DS1-R
16
DS3-R
26 OUT-FR
27 VCC
VCC
VCC2
28 MUTE
29 SCL
30 SDA
31 GND
32 F2L
INPUT
SELECTOR
VOLUME1
/MUTE
VOLUME2
I2C
BUS
LOGIC
TREBLE
/BASS
/MIDDLE
SPECTRUM
ANALYZER
FADER
25 OUT-FL
24 OUT-RR
23 OUT-RL
FADER
FADER
22 SUBOUT-R
21
20
SUBOUT-L
19
ADJ
18
SAOUT
17
SADA
SACLK
FADER
FADER
LPF
EFFECT
INPUT
GAIN
FADER
IC50 TDA7333013TR (MAIN Board (2/3))
VDDA
INTERPOLATOR
RAM
BUFFER
&
CONTROL
LOGIC
TEST LOGIC
&
PIN MUX'S
I
2
C/SPI
INTERFACE
BAND PASS
FILTER
SIGMA DELTA
CONVERTER
SINC4
FILTER
REF3
REF2
REF1
VSS
VDDD
RESETN
TM
1
MPX
16
CSN
SDAOUT
RDSREG
3
INTN
MPX
SINC4REG
SDAIN
SCK
SPI
TESTREG
SCK
SPI
TESTREG
14
2
3
4
5
6
7
8
INTN
15
SA_DATAOUT
13
SDA_DATAIN
12
SCL_CLK
11
OSCILLATOR
XTO
10
XTI
9
RDS
DEMODULATOR &
SYNCHRONIZATION
2
IC802 BD9778HFP (MAIN Board (3/3))
1
2
3
4
5
CURRENT
LIMIT
PWM
COMPARATOR
ERROR
AMP
L:OFF
H:ON
H:ON
VREF
VIN
TSD
OSC
VIN
SW
PB
GND
INV
6
RT
7
EN
VREF
SOFT
START
ON/OFF
LATCH
DRIVER
RESET
31
CDX-GT610U/GT616U/GT617UE
• IC PIN DESCRIPTION
IC501 MB90F046PF-G-102E1 (SYSTEM CONTROL) (CDX-GT610U/GT616U) (MAIN BOARD (3/3))
IC501 MB90F046PF-G-104E1 (SYSTEM CONTROL) (CDX-GT617UE) (MAIN BOARD (3/3))
IC501 MB90F046PF-G-104E1 (SYSTEM CONTROL) (CDX-GT617UE) (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”
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.)
32
CDX-GT610U/GT616U/GT617UE
50
MD1
I
Operation mode setting pin (Connect to VDD.)
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
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
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
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