Sharp LC32DV24U - 31.5" LCD TV Service Manual page 50

A B
8
FROM/TO MPEG/MICON/DSP/RF_AMP
SD_A0
SD_A1
SD_A2
SD_A3
SD_A4
SD_A5
SD_A6
SD_A7
SD_A8
SD_A9
SD_A10
SD_A11
SD_D0
7
SD_D1
SD_D2
SD_D3
SD_D4
SD_D5
SD_D6
SD_D7
SD_D8
SD_D9
SD_D10
SD_D11
SD_D12
SD_D13
SD_D14
SD_D15
RAMCS0#
RAMCS1#
RAMRAS#
RAMCAS#
6
SD_BA0
RAMDQM
RAMWE#
RAMCLK
RAMCKE
HA0
HA1
HA2
HA3
HA4
HA5
HA6
HA7
HA8
HA9
5
HA10
HA11
HA12
HA13
HA14
HA15
HA16
HA17
HA18
HA19
HD0
HD1
HD2
HD3
HD4
HD5
HD6
HD7
HD8
4
HD9
HD10
HD11
HD12
HD13
HD14
HD15
MEMCS0
+3.3V
FROM AUDIO/VIDEO
3
RESET
P.CON+3.3V_D
GND
2
1
A B
H-3
C
MEMORY SCHEMATIC DIAGRAM
2.5
HA16
C4064
3.3
0.1 F
0
1.9
HD15
2.5
HD7
1.5
HD14
1.9
HD6
1.2
HD13
2.2
HD5
2.0
HD12
1.7
HD4
C4062
3.3
0.1 F
2.2
HD11
2.2
HD3
2.4
HD10
2.4
HD2
1.9
HD9
1.5
HD1
1.5
HD8
1.5
HD0
2.9
RD
0
2.9
MEMCS0
2.4
HA0
RD
WR
B4008
EBMS160808A102_RDC45
D_GND
NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
C
D E
(DVD MT PCB)
FLASH IC 16M
IC4007 SST39VF1601-70-4C-EKE
0.7
HA15
A16
A15
0.6
HA14
VCCQ A14
0.6
HA13
VSS A13
1.0
HA12
DQ15 A12
2.5
HA11
DQ7 A11
0.7
HA10
DQ14 A10
1.0
HA9
DQ6 A9
2.4
HA8
DQ13 A8
0
HA19
DQ5 A19
0
DQ12 A20 NC
3.3
WR
DQ4 WE#
C4060 330P CH
0
RESET
VDD RP#
3.3
C4039
DQ11 VPP
0.1
F
3.3
DQ3 WP#
0
W860
HA19
DQ10 A19
0
HA18
DQ2 A18
2.8
HA17
DQ9 A17
1.7
HA7
DQ1 A7
0
HA6
DQ8 A6
1.7
HA5
DQ0 A5
1.7
HA4
DE# A4
1.7
HA3
VSS A3
1.0
HA2
CE# A2
2.6
HA1
A0 A1
NOTE:THE DC VOLTAGE EACH PART WAS
MEASURED WITH THE DIGITAL TESTER
DURING PLAYBACK.
D E
F G
64M SDRAM IC
IC4005 M12L64164A-7TG
C4036
0 3.3
VSS VDD
0.001 B
SD_D15 1.2 1.3
DQ15 DQ0
C4050
0 3.3
VSSQ VDDQ
0.01 B
SD_D14 1.2 1.2
DQ14 DQ1
1.7 0.8
SD_D13
DQ13 DQ2
C4040
3.3 0
VDDQ VSSQ
0.01 B
1.8 2.2
SD_D12
DQ12 DQ3
2.3 1.7
SD_D11
DQ11 DQ4
C4045
0 3.3
VSSQ VDDQ
0.1 F
1.0 1.2
SD_D10
DQ10 DQ5
SD_D9 1.2 1.2
DQ9 DQ6
C4041
3.3 0
VDDQ VSSQ
0.01 B
SD_D8 1.8 1.3
DQ8 DQ7
C4046
0 3.3
VSS VDD
0 0.1 F
1.9
NC NC LDQM
1.8 3.3
RAMDQM
UDQM WE
RAMCLK 0.5 3.3
CLK CAS
R4048
3.3 3.3
55
CKE RAS
4.7K 0
3.3
NC NC CS
SD_A11 0 0
A11 BA0
0 3.3
SD_A9
A9 BA1
SD_A8 0 0
A8 A10/AP
1.6 1.0
SD_A7
A7 A0
SD_A6 1.6 1.2
A6 A1
1.6 0.7
SD_A5
A5 A2
SD_A4 1.6 1.6
A4 A3
C4047
0 3.3
VSS VDD
0.1 F
RAMCKE
F G
H
8
7
SD_D0
SD_D1
SD_D2
SD_D3
SD_D4
SD_D5
6
SD_D6
SD_D7
RAMDQM
RAMWE#
RAMCAS#
RAMRAS#
RAMCS1#
5
SD_BA0
RAMCS0#
SD_A10
SD_A0
SD_A1
SD_A2
SD_A3
4
3
2
PCB130
DMG097
1
H
H-4