CDX-GT24W/GT240/GT290/GT290S
CDX-GT24W/GT240/GT290/GT290S
17
17
SECTION 4
DIAGRAMS
4-1. BLOCK DIAGRAM – MAIN Section –
11
15
22
24
26
16
5
7
6
21
27
9
25
18
19
8
AU_LCH
AU_RCH
UNI_SO
UNI_SI
UNI_CLK
Z_MUTE
CD_ON
CDM_ON
SYS_RST
EJECT_OK
BUS_ON
BU+3.3V
A_ATT
BU_IN
D_+3.3V
A_+3.3V
BU_+3.3V
DR_+6V
R-CH
R-CH
R-CH
R-CH
R-CH
SERVO +3.3V
BU_+3.3V
R-CH
BU +3.3V
1,2
D512
D510
ELECTRONIC VOLUME
IC401
J1
(ANTENNA)
ADVANCED TUNER/
RDS DECODER/PLL
IC1
L6
FM MIX
L2
CNP301
CD
MECHANISM
UNIT
(MG-101L)
I2C BUS CONTROLLED POWER AMP
/MULTIPLE VOLTAGE REGULATOR
IC750
SYSTEM CONTROL
IC501 (1/2)
RESET
IC602
CN601
R-CH (FRONT)
R-CH (REAR)
BATT
R-CH
J901
(AUX)
X1
4MHz
R-CH
BATT
R-CH
R-CH
AUDIO +8.5V
SERVO+3.3V
MECHA+6V
PANEL+B
7
10
12
11
16
1
9
2
4
3
6
I2C-SCL
I2C-SDA
I2C-SCL
I2C-SDA
I2C-SCL
I2C-SDA
I2C-SCL
I2C-SDA
FL+
FL–
L
R
RL+
RL–
FR+
FR–
RR+
RR–
ANT-REM
BATT
ACC
MUTE
Q481
MUTE
CONTROL SWITCH
Q478,479
ACCESSORY CHECK
Q631
MUTE
Q461
5
AMP-REM
D479
D511
FU601
B.U+5V
J330
AUDIO
OUT
REAR/SUB
MUTE
Q441
BU+3.3V
BATT
OVER VOLTAGE
CHECK
Q580-582,D580,D581
MECHA +6V
A_8.5V
14
AUDIO +8.5V
B.U +5V
S
LJQDO
P
DWK
R-CH
LV
RPLWWHG
GXH
WR
VDPH
DV
L-CH.
: AM/MW/SW
: CD PLAY
: FM
: AUX