CDX-GT35U/GT39U/GT39UE
CDX-GT35U/GT39U/GT39UE
2424
• IC Block Diagrams
IC301 TDA8588AJ/N2/R1 (MAIN Board (1/3)) (E, Argentina model)
IC301 TDA8589AJ/N2/R1 (MAIN Board (1/3)) (Russian model)
IC301 TDA8589AJ/N2/R1/M5 (MAIN Board (1/3)) (AEP, UK model)
IC402 TK11
133CSCL-G (MAIN Board (1/3)) IC501 TPS40200DRG4 (MAIN Board (2/3))
IC503 NJM2387ADL3 (TE2) (MAIN Board (2/3))
MUTE
MUTE
ENABLE
LOGIC
STANDBY/
MUTE
BATTERY
DETECTION
CHIP DETECT/
DIAGNOSTIC
PROTECTION/
DIAGNOSTIC
SWITCH
REGULATOR
SWITCH
REFERENCE
VOLTAGE
LOADDUMP
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
MECH+6V
VP
BU+B
SDA
SCL
VP2
P-GND1
SVR
IN-FL
IN-FR
BEEP
P-GND3
VP1
STB
P-GND4
RST
CRES
AUDIO+B
GND
PANEL+B
CBU
FL
RL
RR
VP
FR
I
2
C BUS
1 2 3
5 4
CONT
GND
NOISE
VIN
VOUT
OVERHEAT &
OVERCURRENT
PROTECTION
BAND GAP
REFERENCE
CONTROL
CIRCUIT
1
2
RC
GND
DRV
ISNS
VCC
SS
3COMP
4FB
SOFT-START
AND
OVERCURRENT
700mV
ENABLE E/A
E/A AND SS
REFERENCE
7
8
6
5
UVLO
OSC
PWM
LOGIC
DRIVER
1 2 3 4 5
CURRENT
LIMIT
THERMAL
PROTECTION
OVERVOLTAGE
PROTECTION
BAND GAP
REFERENCE
VIN CONT VOUT VADJ GND
IC001 TEF6617/V1/S470, 518 (MAIN Board (3/3)) (E, Russian, Argentina model)
IC001 TEF6617/V1/S470/M5, 518 (MAIN Board (3/3)) (AEP, UK model)
AMRFIN
1
AMRFDEC
2
FMIN2
3
FMIN1
4
LOUT
8
ROUT
9
MPXOUT
13
RSSI
14
XTAL2
15
XTAL1
16
GNDAUD
10
GNDRF
5
VCC2
6
AMRFAGC
7
AMIFAGC2
11
MPXIN
12
AMSELOUT2
32
AMSELOUT1
31
AMIFAGC1
30
AMSELIN2
29
PLL
25
VCODEC
24
VREF
20
SDA
19
SCL
18
GNDD
17
GND
23
AMSELIN1
28
TEST
27
PLLREF
26
VCC1
22
VREGSUP
21
AM
TUNER
FM
TUNER
OUTPUT
PLL
TUNING
SYSTEM
I2C BUS
POWER
SUPPLY
STEREO DECODER
HIGH CUT
SOFT MUTE
NOISE BLANKER
SIGNAL
IMPROVEMENT
CONTROL
BANDWIDTH
CONTROL
RDS
DEMODULATOR
AND
DECODER
Ver. 1.1
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