Read Sharp LC-42RD2E (serv.man5) Service Manual online
LC-42RD2E/S/RU
5 – 19
Pin No.
Pin Name
I/O
Pin Function
Port A pins
C13
C13
PORT_A_VA
I
Port A control
A13
PORT_A_HA
I
B14
PORT_A_DEA
I
C3
PORT_A_CLKA1
I
Port A clk1
A3
PORT_A_CLKA2
I
Port A clk2
B7
PORT_A_A29
I
Port A data
A6
PORT_A_A28
I
C6
PORT_A_A27
I
B6
PORT_A_A26
I
A5
PORT_A_A25
I
C5
PORT_A_A24
I
B5
PORT_A_A23
I
A4
PORT_A_A22
I
C4
PORT_A_A21
I
B4
PORT_A_A20
I
B10
PORT_A_A19
I
A9
PORT_A_A18
I
C9
PORT_A_A17
I
B9
PORT_A_A16
I
D9
PORT_A_A15
I
A8
PORT_A_A14
I
C8
PORT_A_A13
I
B8
PORT_A_A12
I
A7
PORT_A_A11
I
C7
PORT_A_A10
I
B13
PORT_A_A9
I
A12
PORT_A_A8
I
C12
PORT_A_A7
I
B12
PORT_A_A6
I
A11
PORT_A_A5
I
C11
PORT_A_A4
I
B11
PORT_A_A3
I
D11
PORT_A_A2
I
A10
PORT_A_A1
I
C10
PORT_A_A0
I
Port B pins
F1
F1
PORT_B_B15
I
Port B data
F3
PORT_B_B14
I
F2
PORT_B_B13
I
G1
PORT_B_B12
I
G3
PORT_B_B11
I
G2
PORT_B_B10
I
G4
PORT_B_B9
I
H1
PORT_B_B8
I
H3
PORT_B_B7
I
H2
PORT_B_B6
I
J1
PORT_B_B5
I
J3
PORT_B_B4
I
J2
PORT_B_B3
I
J4
PORT_B_B2
I
K1
PORT_B_B1
I
K3
PORT_B_B0
I
E2
PORT_B_VB
O
Port B control, can be set to tristate by I2C bus register SETPDPB
E3
PORT_B_HB
O
E1
PORT_B_FB
I
D3
PORT_B_HC1
I
D2
PORT_B_HC0
I
D1
PORT_B_CLKB
O
Port B clk, can be set to tristate by I2C bus register SETPDPB
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