Read Sharp LL-T2000A (serv.man8) Service Manual online
LL-T2000A
7 – 4
8
7
6
5
4
3
2
1
A
B
C
D
1
2
3
4
5
6
7
8
D
C
B
A
4/8
[OU
TPU
T]
[ADC
]
PW3
64
GE1
GE0
GE4
GE7
BE1
BE0
BE3
BE6
GO1
GO6
GO5
GO4
GO7
BO0
BO3
BO6
BO5
BO4
GE6
GE5
BE4
BE7
BE5
BO7
GE3
GE2
BE2
GO2
GO0
GO3
BO1
BO2
RO
7
RO
6
RO
1
RO
5
RO
4
RO
2
RO
0
RO
3
RE1
RE3
RE7
RE5
RE0
RE4
RE2
RE6
RA6
RA0
RA4
RA1
RA5
RA2
RA3
RA7
GA1
GA7
GA6
GA2
GA3
GA4
GA5
GA0
BA6
BA7
BA0
BA4
BA1
BA2
BA5
BA3
RB5
RB4
RB3
RB0
RB1
RB7
RB2
RB6
GB0
GB4
GB1
GB2
GB6
GB5
GB7
GB3
BB7
BB2
BB0
BB1
BB3
BB5
BB4
BB6
A3
D1
D10
A15
A14
D2
D3
D7
A9
D6
D8
D5
D4
D11
D9
D12
D0
A17
A12
A8
D13
A11
A10
A7
A19
A13
A2
A6
A0
A1
A5
A4
A18
D14
A16
D15
D
V33
D
V33
D
V33
D
V25
D
V33
D
V33
D
V33
RA17
8
1
2
3
4
5
6
7
LD40
LD43
LD41
RA22
8
1
2
3
4
5
6
7
R52
EMPTY
LD42
R56
0J
IC1E
PW364 Displa
y P
o
rt
AD13
AD15
A
C15
AF17
A
C16
AD16
Y25
AA26
AA25
AB26
AA24
AA23
A
C26
A
C25
AB23
A
C24
AD26
AD23
A
C22
AE24
AF25
AF24
AE23
AF23
AD21
AE22
AE19
AE18
AD18
AE17
AF13
A
C12
AD12
AE12
AF12
AE11
AF11
AE10
AF10
AD9
AC
9
AE9
AD8
AC
8
AF8
AF7
AE7
AF6
AE6
AC
6
AE5
AD5
AF4
AE3
DCLK
DV
S
DHS
DENR
DENG
DENB
DRE0
DRE1
DRE2
DRE3
DRE4
DRE5
DRE6
DRE7
DGE0
DGE1
DGE2
DGE3
DGE4
DGE5
DGE6
DGE7
DBE0
DBE1
DBE2
DBE3
DBE4
DBE5
DBE6
DBE7
DR
O0
DR
O1
DR
O2
DR
O3
DR
O4
DR
O5
DR
O6
DR
O7
DGO0
DGO1
DGO2
DGO3
DGO4
DGO5
DGO6
DGO7
DBO0
DBO1
DBO2
DBO3
DBO4
DBO5
DBO6
DBO7
R55
10kJ
C55
0.1uF
RA15
8
1
2
3
4
5
6
7
LD26
R54
3.3kJ
C56
0.1uF
R53
3.3kJ
C57
0.1uF
+
C43
22uF/10V(WX)
C72
0.1uF
RA20
8
1
2
3
4
5
6
7
C58
0.1uF
R48
33J
L12
CDRH73/10uH
C59
0.1uF
IC1A
PW364 Gr
aphics P
o
rt
L24
K26
L25
J26
K25
L26
L23
M25
H26
J25
J23
J24
M24
M26
U26
V24
V23
V25
V26
W25
W24
W23
H23
G26
H25
P23
P24
P25
P26
R23
B25
A26
D24
E23
C25
B26
C26
E24
R24
R25
R26
T23
T24
T25
T26
U25
F23
D25
D26
F24
E25
E26
F25
F26
D21
B22
C22
A23
B23
D22
C23
A24
GCLK
GPEN
GVS
GHS
GSOG
GFIELD
PLLCLK
GCLK
OUT
GFBK
GREF
GBLKSPL
GCO
AST
GHSFOUT
GADCCLK
GRE0
GRE1
GRE2
GRE3
GRE4
GRE5
GRE6
GRE7
GGE0
GGE1
GGE2
GGE3
GGE4
GGE5
GGE6
GGE7
GBE0
GBE1
GBE2
GBE3
GBE4
GBE5
GBE6
GBE7
GR
O0
GR
O1
GR
O2
GR
O3
GR
O4
GR
O5
GR
O6
GR
O7
GGO0
GGO1
GGO2
GGO3
GGO4
GGO5
GGO6
GGO7
GBO0
GBO1
GBO2
GBO3
GBO4
GBO5
GBO6
GBO7
R50
33J
RA13
8
1
2
3
4
5
6
7
C60
0.1uF
R248
1kJ
C61
0.1uF
LD35
R197
0J
RA18
8
1
2
3
4
5
6
7
C62
0.1uF
R45
33J
LD25
RA23
8
1
2
3
4
5
6
7
C63
0.1uF
C44
0.1uF
RA24
8
1
2
3
4
5
6
7
C64
0.1uF
LD28
C45
0.1uF
LD36
LD27
C65
0.1uF
C46
0.1uF
R46
33J
LD30
C66
0.1uF
RA16
8
1
2
3
4
5
6
7
R196
EMPTY
R198
EMPTY
C47
0.1uF
R49
33J
C67
0.1uF
LD31
C48
0.1uF
IC1C
PW364 Misc
F2
E1
Y2
AE15
AF15
F4
D1
D2
E3
E2
F3
C1
C2
B1
B2
D5
B3
A2
A3
C5
D6
B4
A4
C6
B5
A5
B6
A6
D8
C8
B7
A7
B8
D9
C9
A8
B9
D3
E4
AE4
AC
5
AF2
U2
V1
V2
W1
V3
V4
W3
W4
AA1
AB2
AA3
AC
1
AB3
AD1
AE1
AD2
AB4
AC
3
AF1
AE2
H3
H2
J4
J3
K1
K2
L1
L2
L3
L4
M3
M4
N1
N2
N3
N4
T3
T4
U1
R2
R1
P2
P1
R3
R4
T1
T2
G2
G1
H1
F1
CPUEN
RESET
CLKIN
MCKEXT
DCKEXT
WDTEN
RXD
TXD
IRRCVR0
IRRCVR1
UCSRC
POR
T
A
0
POR
T
A
1
POR
T
A
2
POR
T
A
3
POR
T
A
4
POR
T
A
5
POR
T
A
6
POR
T
A
7
POR
TB0
POR
TB1
POR
TB2
POR
TB3
POR
TB4
POR
TB5
POR
TB6
POR
TB7
POR
TC0
POR
TC1
POR
TC2
POR
TC3
POR
TC4
POR
TC5
POR
TC6
POR
TC7
DTMB
DTCLK
SCANEN
SCANMOD
PTSTIN0
PTSTIN1
PTST
OUT
A0
A1
A2
A3
A4
A5
A6
A7
A8
A9
A10
A11
A12
A13
A14
A15
A16
A17
A18
A19
D0
D1
D2
D3
D4
D5
D6
D7
D8
D9
D10
D11
D12
D13
D14
D15
RD
WR
BHEN
RO
M
O
E
R
OMWE
RAMOE
RAMWE
CS0
CS1
CS2
CS3
EXTINT0
EXTINT1
EXTINT2
NMI
R47
EMPTY
C68
0.1uF
LD32
RA21
8
1
2
3
4
5
6
7
C49
0.1uF
C69
0.1uF
R202
EMPTY
C50
0.1uF
L13
CDRH73/10uH
LD29
R51
EMPTY
C70
0.1uF
RA14
8
1
2
3
4
5
6
7
C51
0.1uF
C71
0.1uF
C52
0.1uF
LD76
LD44
RA19
8
1
2
3
4
5
6
7
C53
0.1uF
LD77
LD37
IC1B
PW364
Video P
o
rt
B16
B17
B18
A21
B21
A22
C21
A9
B10
A10
D11
C11
B11
A11
D12
C12
B12
A12
B13
A13
D14
C14
B14
A14
D15
C15
B15
A15
D16
C16
A16
VCLK
VCLKEN
VPEN
VLA
V
VVS
VHS
VFIELD
VR0
VR1
VR2
VR3
VR4
VR5
VR6
VR7
VG
0
VG
1
VG
2
VG
3
VG
4
VG
5
VG
6
VG
7
VB0
VB1
VB2
VB3
VB4
VB5
VB6
VB7
LD33
LD38
LD84
IC1D
PW364 P
o
w
er and Ground
A1
A17
A18
A19
B19
B20
B24
D4
D7
D10
D13
D17
D20
D23
G4
G23
H24
J2
K4
K23
M2
M23
N23
N25
P4
U4
U23
W26
Y1
Y4
Y23
AA4
AB1
AB25
AC4
AC7
AC10
AC11
AC13
AC14
AC17
AC18
AC20
AC23
AD22
AE14
AE20
AE25
AE26
AF3
AF5
AF9
AF16
AF20
AF21
AF22
C3
C13
C24
G25
H4
J1
M1
N24
P3
W2
Y26
AB24
AC2
AC21
AD3
AD6
AD11
AD14
AE16
AE8
AE13
AD24
C4
C7
C10
C17
C18
C19
C20
D18
D19
G3
G24
K3
K24
N26
U3
U24
Y3
Y24
AA2
AC19
AD4
AD7
AD10
AD17
AD19
AD20
AD25
AE21
AF14
AF18
AF19
AF26
A20
A25
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
LD34
LD39
LD83
+
C54
22uF/10V(WX)
LD67
BO[7..0]
GO[7..0]
R
O[7..0]
BE[7..0]
GE[7..0]
RE[7..0]
DCLK
DEN
RA[7..0]
GA[7..0]
BA[7..0]
RB[7..0]
GB[7..0]
BB[7..0]
GBLKSPL
GCO
AST
GHSFOUT
SOUT
GVS
GCLK
GFBK
SEL
SELECT
LCDPW
RXD
LEDG
R
OMOE
BLPW
ADCOE
MENU
LVDSPW
LEDR
A[19..0]
SCL
+
INPUT
BHEN
VPPEN
D[15..0]
CLKEN
-
SD
A
RESET
NMI
R
OMWE
HS
MCKEXT
DCKEXT
TXD
BOO
TWE
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