Elenco Electronics M-1250K Assembly And Instruction Manual page 10

INSTALL BATTERY CLIPS
Install the PC board into the case (see Figure O).
Align the buzzer holder over the two posts and press it down in place (see Figure O).
Install the two single and one double battery clip as shown in Figure O.
Solder the red and white wires from the PC board locations 3V+ and 3V– to the single battery contacts (see
Figure P).
Solder the red and yellow wires from the PC board locations 9V+ and 9V– to the single battery contacts (see
Figure P).
Figure O
Figure P
Yellow Wire from 9V–
Red Wire from 9V+
Red Wire from 3V+
Single Battery Clips
Buzzer Assembly
White Wire from 3V–
-9-
Double Battery Clip