LG GD1329CGS Owner's Manual page 10

Part 3 IDENTIFICATION
■ COIN TYPE
- STACK UPPER(GD1329QGU, GD1329QEU)
4
■ COIN TYPE
- STACK LOWER(GD1329QGD, GD1329QED)
4
1. DISPLAY LED
2. CYCLE BUTTON
1 0
1 2
3
1 2
3
3. START BUTTON
4. STATUS LED