Midland Radio SP-300 - Manual (Page 30)

Page -27-
May 2001
MAXON
SP-300 HAND HELD
z NOTE: IC4, 403 and 405 are not fitted on this model series.
RECEIVE STATE
PIN # IC1 IC2 IC3 IC5 IC6 IC401 IC402
1 GND 1.6 - 4.0 1.4 0.0 0.0
2 GND 5.0 - 3.5 GND 1.0 0.0
3 GND 5.0 - 4.0 0.0 1.3 AUDIO
4 5.0 5.0 - 4.1 GND 0.0 0.0
5 GND 5.0 - 3.8 AUDIO 0.0 5.0
6 7.5 0.0 - 3.8 7.5 0.0 0.0
7 0.0 - 3.8 4.0 0.0 0.0
8 0.0 - 4.2 1.5 2.0 0.0
9 5.0 AUDIO 0.0 4.0
10 2.6 0.8 4.0 0.0
11 2.6 1.0 4.0 0.0
12 5.0 0.0 5.0 0.0
13 3.0 4.0 0.0 0.0
14 5.0 GNS 5.0 5.0
15 0.0 0.0
16 0.0 1.8
17 5.0
18 0.0
19 0.0
20 2.5
PIN # IC404 IC406 IC407 IC408 IC410 IC411
1 - 3.0 1.9 0.0 AUDIO 2.0
2 - 1.9 0.0 0.0 AUDIO AUDIO
3 - 1.9 1.9 0.0 AUDIO 4.0
4 - 5.0 1.9 0.0 5.0 AUDIO
5 - 1.9 1.9 GND AUDIO AUDIO
6 - 1.9 5.0 5.0 AUDIO GND
7 - 1.9 1.9 5.0 AUDIO GND
8 - 1.9 A 5.0 AUDIO GND
9 - 1.9 CLK AUDIO 0.0
10 - 1.9 0.0 AUDIO 0.0
11 - GND 5.0 5.0 5.0
12 - 1.9 0.0 AUDIO 0.0
13 - 1.9 1.9 AUDIO 1.9
14 - 1.9 1.9 AUDIO 1.9
15 AUDIO
16 5.0
17
18
19
20