MAIN BOARD OUTPUTS
Rocket Wheel - MAIN BOARD IC (ULN2803) OUTPUT CHART
IC
OUTPUT #
CONTENT
PICTURE
U23
1
2
3
4
5
6
7
8
U23
IS NOT UTLIZED IN Rocket Wheel. THIS
SPARE IC CAN BE USED IN
U23, & U29
TO
RECTIFY POTENTIAL ISSUES WITH THOSE
IC'S. IF YOU SWAP IC'S, BE SURE TO PUT
THE DEFECTIVE IC BACK INTO
U25
BEFORE
POWERING THE UNIT ON. IF THIS FIXES
YOUR PROBLEM, BE SURE TO RECORD THAT
THE IC IN
U25
IS NOW DEFECTIVE AND
CANNOT BE USED AGAIN IN ANOTHER
SOCKET
U27
17
18
19
20
21
22
23
24
U27
IS NOT UTLIZED IN Rocket Wheel. THIS
SPARE IC CAN BE USED IN
U23, & U29
TO
RECTIFY POTENTIAL ISSUES WITH THOSE
IC'S. IF YOU SWAP IC'S, BE SURE TO PUT
THE DEFECTIVE IC BACK INTO
U27
BEFORE
POWERING THE UNIT ON. IF THIS FIXES
YOUR PROBLEM, BE SURE TO RECORD THAT
THE IC IN
U27
IS NOW DEFECTIVE AND
CANNOT BE USED AGAIN IN ANOTHER
SOCKET
U25
9
10
11
12
13
14
15
16
U25
IS NOT UTLIZED IN Rocket Wheel. THIS
SPARE IC CAN BE USED IN
U23, & U29
TO
RECTIFY POTENTIAL ISSUES WITH THOSE
IC'S. IF YOU SWAP IC'S, BE SURE TO PUT
THE DEFECTIVE IC BACK INTO
U25
BEFORE
POWERING THE UNIT ON. IF THIS FIXES
YOUR PROBLEM, BE SURE TO RECORD THAT
THE IC IN
U25
IS NOW DEFECTIVE AND
CANNOT BE USED AGAIN IN ANOTHER
SOCKET
U29
25
26
27
28
29
Smoke spray control
30
Smoke spray control
31
Smoke machine power
32
Smoke machine power
Jennison Entertainment Technologies
Rocket Wheel Service Manual
Page 33