Service manual
Schematic Diagrams
B - 36 HDMI, RJ45, Audio AMP
B.Schematic Diagrams
HDMI, RJ45, Audio AMP
Sheet 35 of 55
HDMI, RJ45, Audio
AMP
420
450
0
000
111
10
10
PEQ
0
CEXT PIO
1
0
1
0
1
0
1
1
0
10
1
¤£¨Ï¥Î LEVELSHIFT 20K_04
L33
*WCM2012F2S-161T03-short
1
4
2
3
L42
*WCM2012F2S-SHORT
1
4
2
3
L29 HCB1005KF-121T20
TMDS _C LOC K
L32
*WCM2012F2S-161T03-short
1
4
2
3
340
1
L34 HCB1005KF-121T20
L37
*WCM2012F2S-SHORT
1
4
2
3
400
1
400
0
420
1
AMPGND
AMPGND
0
3dB
6dB
9dB
12dB
D3
RB551V-30S2
A C
AMPGND
0
R533
PS8171 del
ASM1442 2.2K_1%_04
AMPGND
AMPGND
0
AMPGND
0
AMPGND
0
L31
*WCM2012F2S-161T03-short
1
4
2
3
-4dB460
AMPGND
0
AMPGND
2dB
L30
*WCM2012F2S-161T03-short
1
4
2
3
2dB
J_SPKL1
85204-04001
1
2
3
4
PD#36
R542
*10K_06
R541
*10K_06
PCBFootprint ( PDSO-G24 )
ROUTN
ROUTP
LOUTP
LOUT-LOUTN
ROUT-
LOUT+
AMPGND
ROUT+
.
L57
FCM1005KF-121T03
C371
1000p_50V_X7R_04
0
R537 10K_1%_04
R484
120K_04
C382
1000p_50V_X7R_04
.
L58
FCM1005KF-121T03
C749
0.1u_10V_X7R_04
R538 7.15K_1%_04
C753 220p_50V_NPO_04
.
L74
FCM1005KF-121T03
C756 2.2u_6.3V_X5R_04
C755 0.1u_6.3V_X5R_06
U35
TPA200 8D2
LINN
1
LINP
2
SHUTDOWN
3
PVDDL2
4
LOUTP
5
PGNDL1
6
PGNDL2
7
LOUTN
8
PVDDL1
9
COSC
10
ROSC
11
AGND
12
VDD
13
VOLUME
14
NC
15
PVDD R2
16
ROUTN
17
PGNDR1
18
PGNDR2
19
ROUTP
20
PVDD R1
21
BYPASS
22
RINP
23
RINN
24
TH_PAD
25
C483
1000p_50V_X7R_04
.
L60
FCM1005KF-121T03
C758 0.1u_6.3V_X5R_06
C757 0.1u_6.3V_X5R_06
µLlevel shief®ÉD15,D16,D17-n¤W¥ó
C761 0.1u_6.3V_X5R_06
C487
1000p_50V_X7R_04
AMP_5VS
5VS
5VS
20 Mil
AUDIO AMP Class D
¹ï¦a¹q®e, BY¹ê´ú½Õ¾ã, ¥i¤W¥i¤£¤W
20 Mil
20 Mil
20 Mil
20 Mil
20 Mil
On
The volume control.the gain
range is from -80db(Vvolume=5V)
to +20db(Vvolume=0V) with 64
ste ps pre cise control .
SPKOUTL36
SPKOUTR36
C762
22u_6.3V_X5R_08
R540
0_06
L61
HCB1608KF-121T25
C748
0.1u_10V_X7R_04
0
R539
0_06
R233 0_04
AMPGND
0
Pre-amp
AMPGND
0
Sl ew-r ate
AMPGND
Swi ng
AMPGND
L35 *W CM2012F 2S-SH ORT
1
4
2
3
Equalization
EMI1EMIO
L25 HCB1005KF-121T20
AMPGND
-3dB
L40 *W CM2012F 2S-SH ORT
1
4
2
3
NMCT_R
LMX2+
LMX3- DLMX3-
DLMX4-
NMCT_1
NMCT_2
NMCT_3
NMCT_4
LAN_MDIN0
LAN_MDIP2
LAN_MDIN3
DLMX1-LMX1-
DLMX4+LMX4+
LMX1+ DLMX1+
DLMX2+
LMX4-
DLMX3+LMX3+
LMX2-
LAN_MDIP3
LAN_MDIN1
LAN_MDIP1
LAN_MDIP0
LAN_MDIN2
HDMI_SCL-C
HDMI_CEC
HDMI_HPD-C
HDMI_SDA-C
HDMI_HPD-C
HDMI_SDA-C
HDMI_SCL-C
TMDS_DATA2#-R
TMDS_DATA1TMD S_D ATA1-R
TMD S_D ATA1#-R TMD S_D ATA1#
TMDS_CLOCK-R
TMDS_CLOCK#-R
TMDS_DATA2
TMDS_DATA2#
DLMX2-
TMDS_DATA0
TMDS_DATA0#
APD
CEXT
TMDS_DATA2#-R
TMDS_DATA2-R
TMDS_DATA1#-R
TMDS_DATA1-R
EMI1
EMI1
APD
ASM1442_CLK
EMI0
TMDS_DATA0-R
TMDS_DATA0#-R
ASQ0
AMPGND
PIO
PEQ
DDCBUFDDCBUF
DCC_EN#
PRE
PEQ
REXT
DCC_EN#
HDMI_HPD-C
PIO
TMDS_CLOCK-R
TMDS_CLOCK#-R
OE#
HDMI_SDA-C
HDMI_SCL-C
EMI0
TMD S_D ATA0# -R
TMD S_D ATA0- R
TMD S_D ATA2- R
TMDS _C LOC K#
ASM1442_CLK
ASQ1
130451-02
J_RJ_1
DD-
8
DD+
7
DB-
6
DC-
5
DC+
4
DB+
3
DA-
2
DA+
1
shield
GND1
shield
GND2
C482 0.1u_10V_X7R_04
R238 *4.7K_04
R230 *4.7K_04
C486 0.1u_10V_X7R_04
R8 75_04
L7
NS892402
TCT1
1
2
TD1+
3
TD1-
TCT2
4
5
TD2+
6
TD2-
TCT3
7
8
TD3+
9
TD3-
TCT4
10
11
TD4+
12
TD4-
13
MX4-
14
MX4+
MC T4
15
16
MX3-
17
MX3+
MC T3
18
19
MX2-
20
MX2+
MC T2
21
22
MX1-
23
MX1+
MC T1
24
R533 2.2K_1%_04
R9 75_04
C503 0.1u_10V_X7R_04
R46
2.2K_04
R288 *4.7K_04
C505 0.1u_10V_X7R_04
R10 75_04
J_HDMI1
1168-1A104-21U
SHIELD2
2
TMDS DATA1+
4
TMDS DATA1-
6
SHIELD0
8
TMDS CLOCK+
10
TMDS CLOCK-
12
RESERVED
14
SDA
16
+5V
18
TMDS DATA2+
1
TMDS DATA2-
3
SHIELD1
5
TMDS DATA0+
7
TMDS DATA0-
9
CLK SH IELD
11
CEC
13
SCL
15
DDC/CEC GND
17
HOT PLUG DETECT
19
GND
GND1
GND
GND2
GND
GND3
GND
GND4
AMPGND
C502
0.1u_16V_Y5V_04
R292 4.7K_04
C536 4.7K_06
R50
2.2K_04
D10
*BAV99 RECTIFIER
A
C
AC
R78
1_04
R75
*15K_04
R235 4.7K_04
R229 4.7K_04
R305 *4.7K_04
C496 0.1u_10V_X7R_04
R232 *0_04
R307 4.7K_04
C517 0.1u_10V_X7R_04
C474
0.1u_16V_Y5V_04
HDMI_CTRLCLK24
HDMI_CTRLDATA24
R228 *4.7K_04
R237 *4.7K_04
R534 *4.7K_04
C28
1000p_2KV_X7R_12_H125
C530 0.1u_10V_X7R_04
R291 3. 3K_1% _04
R289 *4.7K_04
AMPGND
R293 *4.7K_04
U12
ASM1442
IN_D1+
39
IN_D1-
38
IN_D2+
42
IN_D2-
41
IN_D3+
45
IN_D3-
44
IN_D4+
48
IN_D4-
47
SCL
9
SDA
8
HPD/HPDX
7
OE#
25
DCC_EN#
32
CEXT/RT_EN#
10
PEQ/PC0
3
PIO/PC1
4
REXT
6
EMI0/GND[6]
27
PRE/QE_2
35
DDCBUF/OE_1
34
OUT_D1+
22
OUT_D1-
23
OUT_D2+
19
OUT_D2-
20
OUT_D3+
16
OUT_D3-
17
OUT_D4+
13
OUT_D4-
14
SCL_SINK
28
SDA_SINK
29
HPD_SINK
30
VCC [1]
2
APD/VCC[2]
11
VCC [3]
15
VCC [4]
21
VCC [5]
26
EMI1/VCC[6]
33
VCC [7]
40
VCC [8]
46
ASQ0/GND[1]
1
GND[2]
5
ASQ1/GND[3]
12
GND[4]
18
GND[5]
24
GND[7]
31
GND[8]
36
GND[9]
37
GND[10]
43
GND
49
R7 75_04
C491
0.1u_16V_Y5V_04
R236 *4.7K_04
C510 0.1u_10V_X7R_04
D8
*BAV99 RECTIFIER
A
C
AC
R301 4.7K_04
C54
0.01u_16V_X7R_04
0
C489
0.1u_16V_Y5V_04
D9
*BAV99 RECTIFIER
A
C
AC
C533
0.1u_16V_Y5V_04
R532 0_04
R306 4.7K_04
C138
22u_6.3V_X5R_08
C139
10u_10V_Y5V_08
R234 100K_04
R535 *4.7K_04
5VS_HDMI
5VS
5VS_H DMI
3.3VS
3.3VS
3.3VS
3.3VS
3.3VS
LAN_MDIP033
3.3VS
LAN_MDIN133
LAN_MDIP133
LAN_MDIN033
LAN_MDIP333
LAN_MDIN233
LAN_MDIP233
5VS12,21,27,28,30,31,34,36,38,43,45
LAN_MDIN333
3.3VS3,9,10,11,12,21,22,23,24,25,26,27,28,30,31,33,34,36,37,38,43,45
HDMIC_C2CN24
HDMIC_C1CP24
PORTC_HPC24
HDMIC_C0CP24
HDMIC_C2CP24
HDMIC_C0CN24
HDMIC_C1CN24
For ESD
PIN GND1~4=GND
GIGA LAN (RTL8411)
HDMIC_CLKCP24
HDMIC_CLKCN24
2011/11/30
C1934-00
PJS-08SL3B
PIN 49=GND
C536
PS8171 2.2u_6.3V_Y5V_06
ASM1442 4.7K_06
HDMI LEVEL SHIFT
Main 6-21-B4050-008
Sec 6-21-B4030-008
Third 6-21-B4000-008
LAN POART
HDMI CONNECTOR
-3dB
0
10
0
450