Read Sony ICD-BX112 Service Manual online
ICD-BX112
29
MAIN BOARD IC5521 BU9794KV-E2 (LCD DRIVER)
Pin No.
Pin Name
I/O
Description
1
VLCD
—
LCD power supply (+3.1V)
2
VDD
—
Power supply (+3.1V)
3
VSS
—
Ground
4
OSCIN
I
External clock signal input (Connected to ground)
5
CSB
I
Chip select signal input (L: Active)
6
SCL
I
Serial clock signal input
7
SD
I
Serial data signal input
8
INHB
I
Blanking signal input
9
TEST1
I
Test terminal (connected to ground)
10
TEST2
I
Test terminal (connected to ground)
11 to 60
SEG0 to SEG49
O
LCD segment signal output
61 to 64
COM0 to COM3
O
LCD common signal output
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