5
Internal Circuit Diagram
HDSP-B03E (Common Cathode)
HDSP-B04E (Common Anode)
DIGIT 1
12
DIGIT 2
9
DIGIT 3
8
DIGIT 4
6
A
11
B
7
C
4
D
2
E
1
F
10
G
5
DP
3
HDSP-B0xG Circuit Diag – Cathode
DIGIT 1
12
DIGIT 2
9
DIGIT 3
8
DIGIT 4
6
A
11
B
7
C
4
D
2
E
1
F
10
G
5
DP
3
HDSP-B0xG Circuit Diag – Anode
