--- nono/vm/ssg.cpp	2026/04/29 17:05:32	1.1.1.2
+++ nono/vm/ssg.cpp	2026/04/29 17:05:59	1.1.1.3
@@ -16,7 +16,7 @@ SSGDevice::SSGDevice()
 	: inherited(OBJ_SSG)
 {
 	monitor = gMonitorManager->Regist(ID_MONITOR_SSG, this);
-	monitor->func = ToMonitorCallback(&SSGDevice::MonitorUpdate);
+	monitor->SetCallback(&SSGDevice::MonitorScreen);
 	monitor->SetSize(45, 12);
 }
 
@@ -153,7 +153,7 @@ SSGDevice::Peek1(uint32 addr)
 }
 
 void
-SSGDevice::MonitorUpdate(Monitor *, TextScreen& screen)
+SSGDevice::MonitorScreen(Monitor *, TextScreen& screen)
 {
 	// 012345678901234567890
 	// R1/R0 Freq ChA  $xxx f=