Integra DTR-7.8 Service Manual page 57

A B
SCHEMATIC DIAGRAMS-16 (SD-16)
HDMI SECTION
NAHDM-9107(2/2)
U42 HDMI PC BOARD
1
+1.8V
+1.8V L8003
1.8VHA
BLM21PG221SN1
+3.3V
GND C8001 1
104Z R8001 2
3
10KX4
LBADC_IN2
4
LBADC_IN3
R8002 5
LBADC_IN4
10K 6
LBADC_IN5
10K 7
LBADC_IN6
C8002 R8003
8
LBADC_RTN
102K 9
VSAA33_LBADC
VSPRST 10K R8004 10
2 RESETn
11
GND_RPLL
104Z C8003 12
VDD_RPLL_18
13
C8007 VBUFC_RPLL
C8004 22/4 120J 14
GNDA AGND_RPLL
15
XTAL
C8005
+3.3VRPLL 16
TCLK
17
22/4
AVDD_RPLL_33
C8006
C8008 18
CVDD_1.8
104Z 120J
19
CRVSS
20
TEST
RST 21
GPIO15
R8006 10K 22
JTAG_BS_ENn
1 23
R8073 0 SCART16
RX_D
2 10K 24
HOST_SCLK
3 TX_D 0 R8052 25
HOST_SDATA
R8070
4 26
R8074
DDC_SCLK
2.7K
27
DDC_SDATA
C8009 28
R8071 2.7K
CVDD_1.8
104Z 29
CRVSS
+4V
30
MSTR_SCLK
31
MSTR_SDATA
L8016 C8010
33X4 32
RVDD_3.3
104Z R8007 33
047M
CRVSS
NOINTL60 34
GPIO0/TCK
NOINTL50 35
GPIO1/TDI
SDET 36
GPIO2/TMS
R8072
CYDET 37
GPIO3/TRST
10K 38
GPIO6/IRin
C8011 39
CVDD_1.8
104Z 40
CRVSS
3
41
GPIO7/IRQin
42
GPIO8/IRQout
R8005 33
43
VSPCLK GPIO9/SIPC_SCLK
44
VSPDATA
GPIO10/SIPC_SDATA/A18
C8012
R8079 33 45
CVDD_1.8
104Z 46
CRVSS
47
GPIO11/PWM0
48
GPIO12/PWM1
C8013 49
RVDD_3.3
104Z 50
CRVSS
51
GPIO13/PWM2
52
R8037
10K
VSPREQ
VSPRDY
VDLOCK
R8051
33X4
C8053
22/4
C8014
104Z
2.7K
R8803
4
R8804
2.7K
C8051
104Z
+3.3V
Q8010
S-24CS16A0I-J8T1
256x8bit EEPROM
5
<Note>
SD-x:XY is short for Shcematic Diagram-x and
each socket's location, X=A to H, Y=1 to 5.
C
+1.8V
156
HSYNC1
155
CRVSS
154
1:VDDA33_LBADC RVDD_3.3
153
2:LBADC_IN1 VID_CLK_1
152
VID_DATA_IN_15/GPIO23
151
VID_DATA_IN_14/GPIO22
150
VID_DATA_IN_13/GPIO21
149
VID_DATA_IN_12/GPIO20
148
VID_DATA_IN_11/GPIO19
147
VID_DATA_IN_10/GPIO18
146
VID_DATA_IN_9/GPIO17
145
VID_DATA_IN_8/GPIO16
144
CRVSS
143
CVDD_1.8
142
VID_DATA_IN_7
141
VID_DATA_IN_6
140
VID_DATA_IN_5
139
VID_DATA_IN_4
138
VID_DATA_IN_3
137
VID_DATA_IN_2
136
VID_DATA_IN_1
135
VID_DATA_IN_0
Q8001 134
CRVSS
133
CVDD_1.8
132
FLI8125-LF-BC
VID_DATA_IN_23/D7
131
VID_DATA_IN_22/D6
130
VID_DATA_IN_21/D5
129
I/P CONVERTER
VID_DATA_IN_20/D4
128
VID_DATA_IN_19/D3
127
ADC, OSD
CRVSS
126
CVDD_1.8
125
VID_DATA_IN_18/D2
124
VID_DATA_IN_17/D1
123
VID_DATA_IN_16/D0
122
GPIO4/VIDIN_HS
121
GPIO5/VIDIN_VS
120
CRVSS
119
CVDD_1.8
118
VID_CLK2/ROM_OEN
117
CRVSS
116
RVDD_3.3
115
VID_DE/FLD/A0
114
A1
113
A2
112
A3
111
A4
110
A5
109
52:GPIO14/PWM3/SCART16
A6
108
A7
107
A8
106
A9
105
A10
C8056 22/4
C8055 104Z
1 8
CE VDD
2 7
SO HOLD
3 6
WP SCK
4 5
VSS SI
Q8011
SST25VF080B
8Mbit FLASH ROM
D E
+3.3VAA
+3.3VRPLL +3.3VAB
047M
L8005
C8063
22/4
C8065
22/4
L8007
C8064
047M
L8004
047M
+3.3VH
C8052
22/4
C8025 BA18BC0FP
+1.8V
R8030 10K
104Z Q8004
L8010
3 1
O I
R8029
BLM21PG221SN1
10KX4
R8028
10KX4
GND
R8027 C8024
104Z
R8806
PCLK
10KX4
33
RST
R8026
4.7K R8807
10KX4
+3.3V
C8023
C8814
R8025 104Z
104Z
1
VAA
2
DGO_0
P0
R8812 3
DGO_1
10KX4 P1
22X4
DGO_2 4
10KX4 P2
5
R8024 DGO_3
C8022 P3
DGO_4 6
P4
104Z
R8813
DGO_5 7
P5
22X4 8
DGO_6
P6
DGO_7 9
P7
10
CSO HSO
R8023
11
10K
VAA
C8813
12
C8021 GND
104Z
R8021 104Z
10K
C8020
10K 104Z
R8020
+3.3VHD1
+3.3V
+3.3V
+1.8V
Q8002
TC74VCX162244FT
+3.3V
ENC_CTL
BUS BUFFER
+3.3V
NCH-2541_470K
R8067 BLM21PG221SN1
10K L8507
L8505
+3VHD
GND
NCH-2541_470K
BLM21PG221SN1
L8527
+5VHD L8525
GND
POWER SUPPLY FOR HDMI SECTION
F G
+3.3VAS
+3.3VAC
+3.3VH
047M
L8006
C8067
GNDA
C8069
L8008
C8068
047M L8009
BLM21PG221SN1
+3.3V
+4V
+4.0V
SI8008TM
BA33BC0FP NCH-2541_470K
+3.3VHDS
Q8006 BLM21PG221SN1
Q8005 BLM21PG221SN1 L8014
L8012 L8015
3 1 2 1
O I SW VIN
4 5
VADJ SS
GND
GNDP
C8919 220J
R8901 R8913
CY
L8901
0 0
2R2
C8810
104Z
C8809 C8920 220J
36
COMP1
R8902
35 CB R8914
104Z
DAC A
34 L8902
0 0
VAA
2R2
33
DAC B
32
Q8801
VAA
C8811
31 C8921 220J
GND
ADV7172 R8903 R8915
30 104Z CR
VAA
29 L8903
0 0
VIDEO ENCODER DAC C
2R2
28
DAC D
27
VAA
C8812
26 C8922 220J
GND
R8904 R8916
25 104Z CVBS
DAC E
0 L8904 0
2R2
C8923 220J
R8917
0 SY
R8905 L8905 0
2R2
C8924 220J
+3.3V
R8906 R8918
SC
0 L8906
0
2R2
+3.3VHDS
Q8003
TC74VCX162244FT
BUS BUFFER
SI8008TM
+12V
Q8593 BLM21PG221SN1
L8508
2 1 +12V
SW VIN
4 5
VADJ SS
GND
GNDP
SI8008TM
Q8592 BLM21PG221SN1
L8528
2 1
SW VIN
4 5
VADJ SS
GND
DTR-7.8
H
ADINCV 23
GNDA 22
ADINSY 21
GNDA 20
ADINSC 19
GNDA 18
ADINPY 17
GNDA 16
ADINPB 15
GNDA 14
ADINPR 13
GNDA 12
DACPY 11
GNDA 10
DACPB 9
GNDA 8
DACPR 7
GNDA 6
DACSY 5
GNDA 4
DACSC 3
GNDA 2
DACCV 1
+12V
GNDP 1
+12VVD 2
+12V
+12VVD 3
GNDP 4
GNDP
GNDHD 1
VSPRDY 2
VSPREQ 3
4
TXMUTE 5
HDMISDO
6
HDMICLK 7
HDMIRST 8
VSPRST 9
CEC_IO 10
VSPCL 11
VSPDATA 12
HDMISTB 13
RXMUTE
14
HDMISDI 15
HDMISPF 1
GND 2
PCMLR 3
PCMBCK 4
PCMLRCK 5
PCMCSW 6
PCMSLR 7
PCMSBLR 8
GND 9
MCK_HDMI 10
VIDEO DATA
AUDIO DATA
MPU DATA
TO NAHDM-9107(1/2)
SD-15:H5