2-2
Block diagram 2
Tuner+5V
MCU_VCC
FM Tuner
Tuner_L
+8V5
MCU_I2C_2
(With RDS
+12VA
Decode
Tuner_R
MPEG_R_OUT
MPEG_L_OUT
Touch Panel
KEY[1,2,3,4]
I2C
PRE_OUT_L
8 Keys
MCU_I2C_1
EEPROM TU24C02CS2
Tuner_L
Volume Control
Buffer OP
Tuner_R
Treble/Bass
IR RECEIVER
IR_IN
HDMI_TV_HPD
STB_3V3
Sound Processor
PRE_OUT_R
IR401,IR402
IR
MCU
MPEG_STB
AUX_L
U201
2PCS
U601
MPEG_CLK
AUX_R
MPEG_DAT
I2C
/CS48540_RST
FLVFD (5x7 Dots,
8 Digits, Icons)
SCP_BSY
VFD_CONTROL
SCP_IRQ
with COG Driver
9950_INT
9950_RST
VCC+3V3
Regulator IC
Character ROM
VFD_DATA
MCU_LO
MCU_LOAD_DISC-
VCC+1V8
Regulator IC
DVD+5V
MCU RESET
RESET
AMP_STB
POWER_EN
AMP_MUTE
DVD_PWR
A+1V8
Regulator IC
+12VV
Level Detection
+12V
+12VV
+12VV
AMP+25V and Transistor Switch
12V FAN
+8V5
Regulator
Regulator
AMP+25V
PRE_OUT_L
HPF
Class-D
SPK_L_OUT
OP AMP
OP AMP
Amplifier
(50W,6 Ohms)
DAC+5V
Regulator
+12VA
U803,U806
PRE_OUT_R
SPK_R_OUT
AMP_STB (50W,6 Ohms)
VFD+12V
POWER_EN
POWER_EN
AMP_MUTE
VFD-28V
DC/DC
DC/DC
+12V
Converter
Converter
Summer
LPF
Class-D
U301,U302
AC CORD
OP AMP
OP AMP
Amplifier
SUB_OUT
DVD+5V
SMPS
U803,U806
(100w 3 Ohm)
POWER_EN
STB+5V
AMP_STB
DVD_PWR
+12VV
+12VV
AMP+25V
VFD+5V
Tuner+5V
+5V DC/DC
USB+5V
MCU_VCC Converter
HDVCC+5V U301,U302
POWER_EN
STB+3V3 Regulator IC
VFD_CLK
VFD_STB
Fc=150Hz
Fc=150Hz
9V/200mA
5V1/200mA
12V/200mA
Содержание NX-T5B
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