Block Diagrams, Test Point Overview, and Waveforms
37
LC8.1U LA
6.
Block Diagram Audio
AUDIO
B2
TUNER & DEMODULATOR
B4E
MT5382 - HDMI & MUX
B4F
MT5382 - ANALOG I/O
B4
MT5382
B4B
MT5382 - DDR2 SDRAM
B3
CLASS-D & MUTING
B4F
MT5382
ANALOG I/O
B4F
MT5382
ANALOG I/O
AUDIO
IN
1
5
4
1204
SIF1
SIF2
VIF1
VIF2
1
2
12
CVBS
IF-PLL DEMODULATOR
7201
TDA9886T/V4
AIF
1203
TDQU8-T01A
HYBRID
TUNER
8
4MHZ-REFOUT
A-IFOUT
SIF_OUT
H_17740_058.eps
220408
7A01
MT5382
7B02
EDE2516ACSE
SDRAM
7B03
EDE2516ACSE
SDRAM
RDQ(0-31)
RA
AC26 CVBS0
DDR2
SOUND TRAPS
4.5 to 6.5 Mhz
VIF-PLL
SINGLE REFERENCE QSS MIXER
INTERCARRIER MIXER AND
AM-DEMODULATOR
TUNER AGC
VIF AGC
TAGC
SIF AGC
I2C-BUS TRANSCEIVER
MAD
S
CL
S
DA
SUPPLY
+5VS
9
IF _AGC_MAIN
IFAGC
B26 IF_AGC
(16-31)
(0-15)
(0-12)
(0-12)
DIDITAL VCO COTROL
RC VCO
REF
15
6
45MHZ75
ANALOG
I/O
B4F
TUNER
B4A
DDR2
SDRAM
B4B
2
1
5
4
8
7
11
10
AF15
AE15
AF14
AE14
AF13
AE13
AF12
AE12
HDMI_RESET
B4C
13
68
67
65
64
62
61
59
58
28
27
25
24
22
21
19
18
48
47
45
44
42
41
39
38
19
1
1
8
2
1
1E02
3
4
7
9
10
12
6
RX2_2p
RX2_2n
RX2_1p
RX2_1n
RX2_0p
RX2_0n
RX2_Cp
RX2_Cn
HDMI 2
CONNECTOR
19
1
1
8
2
1
1E03
3
4
7
9
10
12
6
HDMI 2
CONNECTOR
1
1E04
3
4
7
9
10
12
6
1
1E01
3
4
7
9
10
12
6
RX1_2p
RX1_2n
RX1_1p
RX1_1n
RX1_0p
RX1_0n
RX1_Cp
RX1_Cn
19
1
1
8
2
HDMI (SIDE)
CONNECTOR
19
1
1
8
2
HDMI 1
CONNECTOR
RX3_2p
RX3_2n
RX3_1p
RX3_1n
RX3_0p
RX3_0n
RX3_Cp
RX3_Cn
RXSide_2p
RXSide_2n
RXSide_1p
RXSide_1n
RXSide_0p
RXSide_0n
RXSide_Cp
RXSide_Cn
AF11
AE11
AF10
AE10
AF9
AE9
AF8
AE8
RXMux_2p
RXMux_2n
RXMux_1p
RXMux_1n
RXMux_0p
RXMux_0n
RXMux_Cp
RXMux_Cn
HDMI
& MUX
B4E
RXSide_2p
RXSide_2n
RXSide_1p
RXSide_1n
RXSide_0p
RXSide_0n
RXSide_Cp
RXSide_Cn
RX2_2p
RX2_2n
RX2_1p
RX2_1n
RX2_0p
RX2_0n
RX2_Cp
RX2_Cn
RX3_2p
RX3_2n
RX3_1p
RX3_1n
RX3_0p
RX3_0n
RX3_Cp
RX3_Cn
7E18
SII9185ACTU
HDMI
SWITCH
MT5382
MAIN PROCESSOR
AUDIO
R1X
R0X
R2X
TX
SIOMAD
1F01
K25
K26
AUDIO
L/R IN
AV1_L_in
AV1_R_in
1F02
AUDIO
L/R IN
L23
AIN4_L
L24
AIN4_R
AV2_L_in
AV2_R_in
AIN3_L
AIN3_R
AV1
AV2
1F04
AUDIO
L/R IN
J23
AIN0_L
J24
AIN0_R
AV3_L_in
AV3_R_in
AV3
1F05
AUDIO
L/R IN
K23
AIN2_L
K24
AIN2_R
PC_L_in
PC_R_in
PC
AUDIO
1F08
AUDIO
L/R IN
J25
AIN1_L
J26
AIN1_R
SAV_L_in
SAV_R_in
SIDE
AV
F26
G25
1301
1
2
Speaker L
3
4
Speaker R
PreAmpL
PreAmpLR
POWER_DOWN
MUTEn
AC14
AC7
HP_L
HP_R
Headphone
Out 3.5mm
1E15
2
3
4
E26
F25
6303
6302
7301
TDA8932BTW/N2
CLASS D
AUDIO
AMPLIFIER
OUT1
OUT2
2
14
27
22
IN2N
IN1P
ENGAGE
7308
5
DC
DETECTION
7306
7307
DC-PROT
HP_DETECT
7303
7F04-1
7F04-2
7F03-1
7F03-2
AUDIO_OUT
ANALOG
I/O
B4F
PHERIPHERAL
FLASH
& NVM
B4C
MUTING
CIRCUIT
B4C
ANTI_PLOP
HP_LOUT
HP_ROUT
B4E
FAST_PLOP
B4E
AC13
A25
LEFT-
RIGHT+
AL1
AR1
AR2
AL2
AOSDATA3
OPCTRL1
OPCTRL3
OPCTRL5
1F05
DIGITAL
AUDIO IN
B22
SAV_R_in
SPDIF
HDMI
SWITCH
20
I2C
CONTROL
CONTROL
CONTROL