12.0 MAIN PCB BOARD
Check | Typ. | Usage and |
Terminal | Voltage | Adjusted By |
|
|
|
|
| For logic circuit |
Vcc | + 5.0 | No adjustment volume |
|
|
|
|
| For |
V- | - 12.0 | No adjustment volume |
|
|
|
|
| For |
V+ | + 12.5 | No adjustment volume |
|
|
|
|
| For Thermal Head, DC motor and ribbon |
VTH | + 24.0 | solenoid |
|
| RV1 on switching power supply unit |
|
| |
|
| For Stepping Motor |
VSP | + 36.0 | RV1 on switching power supply unit |
|
|
NOTE:
Check the voltage of VSP and VT H before you adjust the voltages by RV1. RV1 adjusts both voltages simultaneously.
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