HCD-DZ260/DZ270/HDZ278
HCD-DZ260/DZ270/HDZ278
41
41
6-10. SCHEMATIC DIAGRAM – MAIN Board (3/9) –
• See page 59 for IC Block Diagrams.
When IC1103 on the Main board is damaged, exchange the
new Main board for the Main board which IC damaged.
3.3
1.7
2.8
0
3.8
3.3
3.3
3.5
3.5
0
5
3.3
3.2
3.2
3.3
5
0.6
0
3.3
5
6.6
1.3
3.3
1.8
1.5
1.5
2.2<1.7>
0
0
0
3.3
1.5
2.4
1.1
3.3
0.8
0.8
1.1
1
3.3
1.2
1.1
<1.6>
0.9
3.3
1.3
2.1
2.1
<1.7>
0.4
0
2
1.9
<1.5>
3
3.2
3.1
3.3
2.4
3.3
0.8
0.8
0.9
3.3
0.9
1
1
1
3.3
1.1
3.3
3.3
0
<3.3>
3.3
3.3
2
0
0
1.6
<1.4>
1.5
1.5
1.5
3.3
1.9<1.5>
1.9
1.9
2<1.5>
0<2>
0.1<2.3>
0<2.1>
0<2>
1.9
1.6
1.8<2.4>
2<0>
2
0.5<3>
0
3.3
3.3
3.3
3.3
0
0
1.8
1.4
1.2<2>
1.4<0.5>
1.9<0.5>
1.9<0.9>
2.1<0.6>
1.2<0>
(AEP,UK,E3,E12,E15,AUS)
(US,CND,AR,MX)
3.3
3.3
5
3.3
1.3
47
RB1106
1
C1102
0.1
C1179
10k
R1105
1k
R1193
47
RB1105
10k
R1106
1k
R1191
0.1
C1191
0.1
C1197
0.1
C1180
D-GND
D3.3V
FB1108
0.1
C1181
1k
R1135
0.01
C2130
FB1111
C1110
0.1
47
RB1107
47
RB1108
D1
G2
S2
D2
G1
S1
UM6K1N-TN
Q1701
LEVEL SHIFT
TC7SZ08FU(TE85R)
IC1705
0
R1786
0
R1785
0
R1784
0
R1783
0
R1747
0
R1748
0
R1751
1.8k
R1750
0
R1752
CL1701
0.01
C1725
R1744
4.7k
0.1
C1727
0
R1753
0.22
C1730
0.22
C1729
10V
47
C1728
CL1702
0
R2746
220
R9945
0
R9935
RT1N141C-TP-1
Q9729
2SC4154TP-1EF
Q9728
2SC4154TP-1EF
Q9726
27k
R9941
22k
R9928
1k
R9924
10k
R9934
22k
R9929
10k
R9922
R9920
0
1k
R9918
0.1
C9972
IC1102
E3.3V
CEC_TX_OUT
1.8k
R1749
100
R1198
+6V
ISA1602AM1TP-1EF
Q9724
R1754
0
0.01
C2100
47k
R1742
CEC_RX_IN
MA2J1110GLS0
D9712
10V
100
C1190
V54C365164VEI7
IC1104
R2203
0
1
2
3
4
L1701
90uH
1
2
3
4
L1704
90uH
1
2
3
4
L1702
90uH
1
2
3
4
L1703
90uH
S-24CS64A01-J8T1G
IC1103
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
CN1701
19P
TMDS DATA2+
TMDS DATA2 SHIELD
TMDS DATA2-
TMDS DATA1+
TMDS DATA1 SHIELD
TMDS DATA1-
TMDS DATA0+
TMDS DATA0 SHIELD
TMDS DATA0-
TMDS CLOCK+
TMDS CLOCK SHIELD
TMDS CLOCK-
CEC
Reserved
SCL
SDA
DOC/CEC GND
+5 POWER
HPD
C1732
0.01
C1731
0.22
5V
C1733
0.22
C1734
1
R2201
0
XRD,XROMCS,XWR
HD0-HD7
SCL,SDA,WE
A0-A21
RD0,RD1,RD2,RD3,RD4,RD5,RD6,RD7
CLKE,RA4,RA5,RA6,RA7,RA8,RA9,RA11
BA0,BA1,RA0,RA1,RA2,RA3,RA10,RCS
CAS,DQM1,DQMO,RAS,RWE
XSYSRST
D3.3V
D-GND
DRCLK
DDC-DA
DDC-CLK
3.3V4
3.3V5
HTPLG
D3.3V
R1757
0
A17
A0
A1
A16
A15
A14
A13
A12
A11
A10
A9
A20
A19
A18
A8
A7
A6
A5
A4
A3
A2
HD7
HD6
HD5
HD4
HD3
HD2
HD1
HD0
XRD
XROMCS
XWR
RA4
RA5
RA6
RA7
RA8
RA9
RA11
CLKE
RAS
CAS
RWE
DQMO
RD8
RD7
RD6
RD5
RD4
RD3
RD2
RD1
RD0
RA3
RA2
RA1
RA0
RA10
BA1
BA0
RCS
A21
RD12
RD13
RD14
RD15
RD9
RD10
RD11
CLK+
DATA0-
DATA0+
DATA1-
DATA2-
DATA1+
DATA2+
CLK-
WE
SCL
SDA
DQM1
(3/9)
MAIN BOARD
FLASH ROM
IC1102
SDRAM
IC1104
BUFFER
IC1705
+3.3V REG
IC1708
+5V REG
IC1707
EEPROM
IC1103
Q9724,9726,9728,9729
CEC RX/TX I/F
HDMI OUT
CLK+,CLK-,DATA0+,DATA0-,
DATA1+,DATA1-,DATA2+,DATA2-
6
D
9
4
5
1
E
10
A
F
C
K
G
J
B
11
3
8
7
2
S29AL032D70TF-OHIL-0801UC
S29AL032D70TF-OHIL-0801CE
TK11150CSCL-G
IC1707
TK11133CSCL-G
IC1708
w w w . x i a o y u 1 6 3 . c o m
Q Q 3 7 6 3 1 5 1 5 0
9
9
2
8
9
4
2
9
8
T E L
1 3 9 4 2 2 9 6 5 1 3
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299