diff --git a/engines/chewy/globals.h b/engines/chewy/globals.h
index 26c4aa3c1ee..75778b6bea6 100644
--- a/engines/chewy/globals.h
+++ b/engines/chewy/globals.h
@@ -161,7 +161,6 @@ public:
 
 	int16 _talk_start_ani = -1;
 	int16 _talk_hide_static = -1;
-	int16 _frequenz = 0;
 	int16 _currentSong = -1;
 	bool _savegameFlag = false;
 	Common::Stream *_music_handle = nullptr;
@@ -387,7 +386,6 @@ void var_init();
 
 void new_game();
 void sound_init();
-void sound_exit();
 void show_intro();
 void register_cutscene(int cutsceneNum);
 void getCutscenes(Common::Array<int> &cutscenes);
diff --git a/engines/chewy/inits.cpp b/engines/chewy/inits.cpp
index 1baf976e837..08e50913e04 100644
--- a/engines/chewy/inits.cpp
+++ b/engines/chewy/inits.cpp
@@ -276,7 +276,6 @@ void init_load() {
 }
 
 void tidy() {
-	sound_exit();
 	free_buffers();
 	_G(obj)->free_inv_spr(&_G(inv_spr)[0]);
 
@@ -315,13 +314,9 @@ void tidy() {
 	_G(mem) = nullptr;
 }
 
-#define GRAVIS 8
-#define RAP10 9
-
 void sound_init() {
 	_G(spieler).SoundSwitch = false;
 	_G(spieler).MusicSwitch = false;
-	_G(frequenz) = 22050;
 
 	_G(sndPlayer)->initMixMode();
 	_G(spieler).MusicVol = 63;
@@ -350,10 +345,6 @@ void sound_init() {
 	_G(spieler).SpeechSwitch = true;
 }
 
-void sound_exit() {
-	_G(sndPlayer)->exitMixMode();
-}
-
 void show_intro() {
 	if (!ConfMan.getBool("shown_intro")) {
 		ConfMan.setBool("shown_intro", true);
diff --git a/engines/chewy/sound_player.cpp b/engines/chewy/sound_player.cpp
index 848d6113053..bab185618ed 100644
--- a/engines/chewy/sound_player.cpp
+++ b/engines/chewy/sound_player.cpp
@@ -182,19 +182,6 @@ void SoundPlayer::initMixMode() {
 	StereoPos[3] = 90;
 }
 
-void SoundPlayer::exitMixMode() {
-	warning("STUB: ailclass::exitMixMode()");
-
-#if 0
-	if (SoundEnable) {
-		if (TimerEnabled) {
-			AIL_stop_timer(TimerHandle);
-			AIL_release_timer_handle(TimerHandle);
-		}
-	}
-#endif
-}
-
 void SoundPlayer::playMod(TmfHeader *th) {
 	char *tmp;
 	int16 i;
@@ -301,7 +288,6 @@ void mod_irq() {
 	if (!InInterrupt) {
 		++InInterrupt;
 		if (MusicStatus == ON) {
-			checkSampleEnd();
 			if (PatternCount <= 0) {
 				PatternCount = CurrentTempo;
 				DecodePatternLine();
@@ -341,31 +327,6 @@ void mod_irq() {
 	--InInterrupt;
 }
 
-void checkSampleEnd() {
-	warning("STUB: ailclass::checkSampleEnd()");
-
-#if 0
-	int16 i;
-	for (i = 0; i < 4; i++) {
-		if (AIL_sample_status(smp[i]) != SMP_PLAYING) {
-			if (Instrument[i].replen >= 10) {
-				AIL_init_sample(smp[i]);
-				AIL_set_sample_type(smp[i], DIG_F_MONO_8, 0);
-				AIL_set_sample_address(smp[i], Sample[i] +
-				                       Instrument[i].repstart,
-				                       Instrument[i].replen);
-				AIL_set_sample_playback_rate(smp[i], InsFreq[i]);
-				if ((byte)Instrument[i].insvol > (byte)(MusicMasterVol))
-					Instrument[i].insvol = (byte)MusicMasterVol;
-				AIL_set_sample_volume(smp[i], Instrument[i].insvol);
-				AIL_set_sample_pan(smp[i], StereoPos[i]);
-				AIL_start_sample(smp[i]);
-			}
-		}
-	}
-#endif
-}
-
 void DecodePatternLine() {
 	DecodeChannel(0);
 	DecodeChannel(1);
diff --git a/engines/chewy/sound_player.h b/engines/chewy/sound_player.h
index f2e36d7aaad..f3b4dcef5f5 100644
--- a/engines/chewy/sound_player.h
+++ b/engines/chewy/sound_player.h
@@ -28,7 +28,6 @@
 namespace Chewy {
 
 void mod_irq();
-void checkSampleEnd();
 void DecodePatternLine();
 void DecodeChannel(int16 ch);
 
@@ -42,7 +41,6 @@ public:
 
 	void initNoteTable(uint16 sfreq);
 	void initMixMode();
-	void exitMixMode();
 	void playMod(TmfHeader *th);
 	void stopMod();
 	void continueMusic();