5
5
4
4
3
3
2
2
1
1
D
D
C
C
B
B
A
A
DRAM Controller
FOr ESD
near SOC side
BOTTOM SIDE
close DDR_1V5_A
BOTTOM SIDE
close ball D17
BOTTOM SIDE
close ball L15
DDR Size Option
2.0GB: RD1,RD2,RD3,RD6 mount
1.5GB/1GB: RD1,RD2,RD3 mount
near SOC side
ZQ_1
ZQ_2
ZQ_3
DDR_VREF
ZQ_1
ZQ_2
ZQ_3
DDR_VREF
ZQ_4
ZQ_4
DGND
DGND
+1.5V_DDR
+1.5V_DDR
DGND
+1.5V_DDR
DDR_1V5
+1.5V_DDR
DGND
+1.5V_DDR
Title
Size
Schematic Name
Rev
Date:
Sheet
of
CHIP-DDR
T1
RTD2851
Custom
09
12
Monday, July 27, 2020
Title
Size
Schematic Name
Rev
Date:
Sheet
of
CHIP-DDR
T1
RTD2851
Custom
09
12
Monday, July 27, 2020
Title
Size
Schematic Name
Rev
Date:
Sheet
of
CHIP-DDR
T1
RTD2851
Custom
09
12
Monday, July 27, 2020
CD2
1nF
CD2
1nF
RD1
240R/1%
RD1
240R/1%
CD6
100nF
CD6
100nF
CD9
10uF
CD9
10uF
RD3
240R/1%
RD3
240R/1%
RD5
1K/1%
RD5
1K/1%
RD4
1K/1%
RD4
1K/1%
CD7
NC/100nF
CD7
NC/100nF
CD3
10uF
CD3
10uF
CD4
10uF
CD4
10uF
RTD2851
U7-1
RTD2851
U7-1
ZQ3
D18
ZQ2
C18
ZQ1
B18
Vref
A18
DDR_1V5
E17
DDR_1V5
D17
DDR_1V5
C17
DDR_1V5
B17
DDR_1V5
K15
DDR_1V5_A
L15
DDR_1V5
H15
DDR_1V5
J15
ZQ4
G16
RD2
240R/1%
RD2
240R/1%
CD1
100nF
CD1
100nF
RD6
240R/1%
RD6
240R/1%
30/51
Summary of Contents for 43A8000/3RT285
Page 12: ...9 SSC Adjust this page can adjust SSC 10 PEQ...
Page 13: ...11 OverScan Adjust this page can adjust overscan 12 ECO Energy efficiency setting...
Page 40: ...1 No power No power LED RC or Key can not turn on TV Power LED no light no change...
Page 41: ...2 No Display Black Panel Back light is OK sound is OK but no picture...
Page 42: ...3 No back light Power LED logic OK sound OK but no picture Different from No Display...
Page 43: ...4 No sound One or all signal source without sound...
Page 44: ...5 Signal source no function One or several source no function...
Page 45: ...6 Abnormal Display OSD NG or picture NG...
Page 46: ...7 No tuning channels DTV or ATV no Channels...
Page 48: ......
