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BC-3500 Series - Rowe International

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Section 4: Troubleshooting<br />

Coin Switch Circuit Board 45048203 (Rev. L)<br />

C301 Capacitor - Monolithic .1 µF 70028514<br />

C302 Capacitor - Monolithic .1 µF 70028514<br />

CR301/ Sensor/LED Pair 70033501<br />

Q301<br />

CR302/ Sensor/LED Pair 70033501<br />

Q302<br />

CR303 Diode - Silicon 700<strong>3500</strong>7<br />

CR304 Diode - Silicon 700<strong>3500</strong>7<br />

Q303 Transistor - Silicon (NPN) 70030007<br />

Q304 Transistor - Silicon (NPN) 70030007<br />

Note: All resistors are ¼ watt 5%, unless otherwise noted.<br />

R301 Resistor - Carbon 100 Ω 79901101<br />

R302 Resistor - Carbon 150 Ω 79901154<br />

R303 Resistor - Carbon 150 Ω 79901154<br />

R304 Resistor - Carbon 150 Ω 79901154<br />

R305 Resistor - Carbon 150 Ω 79901154<br />

COIN<br />

A<br />

E B C<br />

Q303<br />

R301<br />

R302<br />

B<br />

CR303<br />

C301<br />

GND<br />

BL<br />

R303<br />

C302<br />

R304<br />

CR304<br />

R305<br />

COIN<br />

B<br />

E B C<br />

Q304<br />

ROWE COIN SW ASSY<br />

4-80482-03<br />

E<br />

C<br />

Q302<br />

C<br />

QCR301<br />

A<br />

A<br />

C<br />

CR302<br />

C<br />

E<br />

Q301<br />

Figure 4-8. Circuit Board Layout<br />

25238801 4-105

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