diff --git a/core/embed/models/T3W1/boards/trezor_t3w1_revA.h b/core/embed/models/T3W1/boards/trezor_t3w1_revA.h
index 184b7c1ca1..12e8b2d37c 100644
--- a/core/embed/models/T3W1/boards/trezor_t3w1_revA.h
+++ b/core/embed/models/T3W1/boards/trezor_t3w1_revA.h
@@ -22,7 +22,7 @@
 #define DISPLAY_PWREN_PORT GPIOE
 #define DISPLAY_PWREN_CLK_ENA __HAL_RCC_GPIOE_CLK_ENABLE
 
-#define BACKLIGHT_PWM_FREQ 1000
+#define BACKLIGHT_PWM_FREQ 200
 #define BACKLIGHT_PWM_TIM TIM17
 #define BACKLIGHT_PWM_TIM_CLK_EN __HAL_RCC_TIM17_CLK_ENABLE
 #define BACKLIGHT_PWM_TIM_CLK_DIS __HAL_RCC_TIM17_CLK_DISABLE