乌干达采购需求：DTF打印机、刺绣机、热压机、激光雕刻机、切割绘图仪、喷墨打印机

I'm experiencing an issue with my DTF printer, as it's not producing some colors as expected. This has impacted my production and I need to resolve it quickly. Could you please provide me with troubleshooting tips or potential solutions? If there are any specific parts that may need to be replaced or serviced, I'd appreciate your advice on that as well. Looking forward to your prompt response!