diff --git a/src/SOUND/sound.c b/src/SOUND/sound.c
index c3086b8e1..24cf2c1c1 100644
--- a/src/SOUND/sound.c
+++ b/src/SOUND/sound.c
@@ -143,18 +143,6 @@ static void sound_cd_thread(void *param)
 			cd_out_buffer[c] = 0.0;
 			cd_out_buffer[c+1] = 0.0;
 		}
-		has_audio = 0;
-		for (i = 0; i < CDROM_NUM; i++)
-		{
-			if (cdrom_drives[i].bus_type && cdrom_drives[i].sound_on)
-			{
-				has_audio++;
-			}
-		}
-		if (!has_audio)
-		{
-			return;
-		}
 		for (i = 0; i < CDROM_NUM; i++)
 		{
 			has_audio = 0;
diff --git a/src/cdrom.c b/src/cdrom.c
index 60ad3afe5..b40e9248f 100644
--- a/src/cdrom.c
+++ b/src/cdrom.c
@@ -2920,7 +2920,7 @@ void cdrom_command(uint8_t id, uint8_t *cdb)
 			max_len |= cdb[8];
 			msf = (cdb[1] >> 1) & 1;
 
-			cdrom_log("CD-ROM %i: Getting page %i\n", id, cdb[3]);
+			cdrom_log("CD-ROM %i: Getting page %i (%s)\n", id, cdb[3], msf ? "MSF" : "LBA");
 			if ((cdrom_drives[id].handler->pass_through) && (cdb[3] != 1))
 			{
 				ret = cdrom_pass_through(id, &len, cdrom[id].current_cdb, cdbufferb);
diff --git a/src/cdrom_dosbox.cpp b/src/cdrom_dosbox.cpp
index e076fb9b1..53223a775 100644
--- a/src/cdrom_dosbox.cpp
+++ b/src/cdrom_dosbox.cpp
@@ -125,7 +125,9 @@ bool CDROM_Interface_Image::GetAudioSub(int sector, unsigned char& attr, unsigne
         attr = tracks[track - 1].attr;
         index = 1;
         FRAMES_TO_MSF(sector + 150, &absPos.min, &absPos.sec, &absPos.fr);
-        FRAMES_TO_MSF(sector - tracks[track - 1].start + 150, &relPos.min, &relPos.sec, &relPos.fr);
+        /* FRAMES_TO_MSF(sector - tracks[track - 1].start + 150, &relPos.min, &relPos.sec, &relPos.fr); */
+	/* Note by Kotori: Yes, the absolute position should be adjusted by 150, but not the relative position. */
+        FRAMES_TO_MSF(sector - tracks[track - 1].start, &relPos.min, &relPos.sec, &relPos.fr);
         return true;
 }
 
diff --git a/src/cdrom_image.cc b/src/cdrom_image.cc
index 831255db8..6c14bf2c2 100644
--- a/src/cdrom_image.cc
+++ b/src/cdrom_image.cc
@@ -59,8 +59,12 @@ void image_close(uint8_t id);
 
 void image_audio_callback(uint8_t id, int16_t *output, int len)
 {
-        if ((cdrom_image[id].cd_state != CD_PLAYING) || (cdrom_image[id].image_is_iso))
+        if (!cdrom_drives[id].sound_on || (cdrom_image[id].cd_state != CD_PLAYING) || cdrom_image[id].image_is_iso)
         {
+		if (cdrom_ioctl[id].cd_state == CD_PLAYING)
+		{
+			cdrom[id].seek_pos += (len >> 11);
+		}
                 memset(output, 0, len * 2);
                 return;
         }
@@ -292,22 +296,20 @@ static uint8_t image_getcurrentsubchannel(uint8_t id, uint8_t *b, int msf)
 
         if (msf)
         {
-                uint32_t dat = MSFtoLBA(absPos.min, absPos.sec, absPos.fr);
-                b[pos + 3] = (uint8_t)(dat % 75); dat /= 75;
-                b[pos + 2] = (uint8_t)(dat % 60); dat /= 60;
-                b[pos + 1] = (uint8_t)dat;
+                b[pos + 3] = (uint8_t) absPos.fr;
+                b[pos + 2] = (uint8_t) absPos.sec;
+                b[pos + 1] = (uint8_t) absPos.min;
                 b[pos]     = 0;
                 pos += 4;
-                dat = MSFtoLBA(relPos.min, relPos.sec, relPos.fr);
-                b[pos + 3] = (uint8_t)(dat % 75); dat /= 75;
-                b[pos + 2] = (uint8_t)(dat % 60); dat /= 60;
-                b[pos + 1] = (uint8_t)dat;
+                b[pos + 3] = (uint8_t) relPos.fr;
+                b[pos + 2] = (uint8_t) relPos.sec;
+                b[pos + 1] = (uint8_t) relPos.min;
                 b[pos]     = 0;
                 pos += 4;
         }
         else
         {
-                uint32_t dat = MSFtoLBA(absPos.min, absPos.sec, absPos.fr);
+                uint32_t dat = MSFtoLBA(absPos.min, absPos.sec, absPos.fr) - 150;
                 b[pos++] = (dat >> 24) & 0xff;
                 b[pos++] = (dat >> 16) & 0xff;
                 b[pos++] = (dat >> 8) & 0xff;
diff --git a/src/cdrom_ioctl.c b/src/cdrom_ioctl.c
index 8d8e28612..5da98bda6 100644
--- a/src/cdrom_ioctl.c
+++ b/src/cdrom_ioctl.c
@@ -53,8 +53,12 @@ void ioctl_audio_callback(uint8_t id, int16_t *output, int len)
 	RAW_READ_INFO in;
 	DWORD count;
 
-	if (cdrom_ioctl[id].cd_state != CD_PLAYING) 
+	if (!cdrom_drives[id].sound_on || (cdrom_ioctl[id].cd_state != CD_PLAYING))
 	{
+		if (cdrom_ioctl[id].cd_state == CD_PLAYING)
+		{
+			cdrom[id].seek_pos += (len >> 11);
+		}
 		memset(output, 0, len * 2);
 		return;
 	}
@@ -395,7 +399,7 @@ static uint8_t ioctl_getcurrentsubchannel(uint8_t id, uint8_t *b, int msf)
 
 		if (msf)
 		{
-			dat = cdpos;
+			dat = cdpos + 150;
 			b[pos + 3] = (uint8_t)(dat % 75); dat /= 75;
 			b[pos + 2] = (uint8_t)(dat % 60); dat /= 60;
 			b[pos + 1] = (uint8_t)dat;