diff --git a/firmware/target/coldfire/iriver/ata-iriver.c b/firmware/target/coldfire/iriver/ata-iriver.c
index 1b8f475c4c..92b953d24e 100644
--- a/firmware/target/coldfire/iriver/ata-iriver.c
+++ b/firmware/target/coldfire/iriver/ata-iriver.c
@@ -55,9 +55,15 @@ bool ata_is_coldstart(void)
 void ata_device_init(void)
 {
 #ifdef HAVE_ATA_LED_CTRL
+#if defined(IRIVER_H100_SERIES) /* For iriver H100 series only */
+    /* Enable disk LED */
+    and_l(~0x00000200, &GPIO_OUT);
+    or_l(  0x00000200, &GPIO_ENABLE);
+#else
     /* Enable disk LED & ISD chip power control */
     and_l(~0x00000240, &GPIO_OUT);
     or_l(  0x00000240, &GPIO_ENABLE);
+#endif /* IRIVER_H100_SERIES */
     or_l(  0x00000200, &GPIO_FUNCTION);
 #endif
 
diff --git a/firmware/target/coldfire/iriver/h100/usb-h100.c b/firmware/target/coldfire/iriver/h100/usb-h100.c
index 62e715788d..647c9f8b64 100644
--- a/firmware/target/coldfire/iriver/h100/usb-h100.c
+++ b/firmware/target/coldfire/iriver/h100/usb-h100.c
@@ -28,7 +28,11 @@
 void usb_init_device(void)
 {
     or_l(0x00000080, &GPIO1_FUNCTION); /* GPIO39 is the USB detect input */
-    and_l(~0x01000040, &GPIO_OUT);     /* GPIO24 is the Cypress chip power */
+
+    /* Turn off all Cypress chip power suppies */
+    and_l(~0x01000000, &GPIO_OUT);       /* GPIO24 (USB_EN)    - low (controled power from usb host) */
+    or_l(0x40, &GPIO_OUT);               /* GPOI6 (USB_POW_ON) - high (controled power from internal battery) */
+
     or_l(0x01000040, &GPIO_ENABLE);
     or_l(0x01000040, &GPIO_FUNCTION);
 }
@@ -43,12 +47,12 @@ void usb_enable(bool on)
     if(on)
     {
         /* Power on the Cypress chip */
-        or_l(0x01000040, &GPIO_OUT);
+        or_l(0x01000000, &GPIO_OUT); /* Turn on only GPIO24 (USB_EN). GPOI6 (USB_POW_ON) still at high state (off) */
         sleep(2);
     }
     else
     {
         /* Power off the Cypress chip */
-        and_l(~0x01000040, &GPIO_OUT);
+        and_l(~0x01000000, &GPIO_OUT); /* Turn off only GPIO24 (USB_EN). GPOI6 (USB_POW_ON) still at high state (off) */
     }
 }