--- nono/vm/crtc.cpp	2026/04/29 17:05:49	1.1.1.15
+++ nono/vm/crtc.cpp	2026/04/29 17:05:59	1.1.1.16
@@ -36,7 +36,7 @@ CRTCDevice::CRTCDevice()
 	: inherited(OBJ_CRTC)
 {
 	monitor = gMonitorManager->Regist(ID_MONITOR_CRTC, this);
-	monitor->func = ToMonitorCallback(&CRTCDevice::MonitorUpdate);
+	monitor->SetCallback(&CRTCDevice::MonitorScreen);
 	monitor->SetSize(79, 27);
 }
 
@@ -262,7 +262,7 @@ static const uint16 crtc_supported[] = {
 };
 
 void
-CRTCDevice::MonitorUpdate(Monitor *, TextScreen& screen)
+CRTCDevice::MonitorScreen(Monitor *, TextScreen& screen)
 {
 	int y;
 	uint16 val;
@@ -350,7 +350,7 @@ CRTCDevice::MonitorUpdate(Monitor *, Tex
 	// ビデオコントローラもここに並べたほうが読みやすいか。
 	y++;
 	screen.Puts(0, y++, "<Video Controller>");
-	videoctlr->MonitorUpdate(screen, y, crtc.r[20]);
+	videoctlr->MonitorScreen(screen, y, crtc.r[20]);
 }
 
 // CRTC レジスタへの書き込み。