추가수정

frontend/src/components/tradeNotification/TradeSignalMiniChart.tsx

@@ -157,7 +157,10 @@ const TradeSignalMiniChart: React.FC<Props> = ({
       onNewCandle: handleNewCandle,
       enabled: enabled && useUpbit,
       source: chartRealtimeSource,
-      deepObvHistory: needsDeepObv,
+      deepObvHistory: false,
+      // OBV 있을 때: 200봉만 가져오면 OBV가 0부터 시작 → 신호선과 시각적 발산 보장
+      // WARMUP_COUNT(600) 불필요 — 미니차트 지표(OBV SMA-9, W%R 등)는 짧은 웜업으로 충분
+      fetchCount: needsDeepObv ? 200 : undefined,
     }), [handleTickUpdate, handleNewCandle, enabled, useUpbit, needsDeepObv, chartRealtimeSource]),
   );
 
@@ -300,7 +303,6 @@ const TradeSignalMiniChart: React.FC<Props> = ({
         candleOverlayToggles={candleOverlayToggles}
         onToggleCandleOverlay={handleToggleCandleOverlay}
         crosshairInfoVisible={false}
-        resolveInitialDisplayCount={needsDeepObv ? () => 99999 : undefined}
       />
       )}
     </div>