diff --git a/BOOT/DSSBOOT.ASM b/BOOT/DSSBOOT.ASM
index b28f810..265a29d 100644
--- a/BOOT/DSSBOOT.ASM
+++ b/BOOT/DSSBOOT.ASM
@@ -300,34 +300,34 @@ INC_SECTOR_NUM:	PUSH	DE
 ;
 
 ;
-PART_TB:	PUSH	BC
-		LD	HL,(BOOT_BUFFER + BOOT_SECTOR.MBR_SIGNATURE)
+PART_TB:	LD	HL,(BOOT_BUFFER + BOOT_SECTOR.MBR_SIGNATURE)
 		LD	DE,#AA55
 		; CF = 0
 		SBC	HL,DE
 		SCF
 		RET	NZ
+		;
+		PUSH	BC
 		LD	IX,BOOT_BUFFER + BOOT_SECTOR.PARTITION_TABLE
 		LD	B, +(_sMBR_PARTITION_TABLE / _sMBR_PARTITION_RECORD)
 		;
 		LD	HL,YEPDOS
 		;
-		PUSH	HL
 .part_loop:	LD	A,(IX + _sMBR_PARTITION_RECORD.FS_ID)
 		; ЕСЛИ добавится поддержка ещё нескольких типов ФС, то поменять 1fs на 2fs
 		; 1
 		 CP	PartitionSysTypes.FAT16_LBA
-		 RET	Z	;JR	Z,YEPDOS
+		 JR	Z,YEPDOS
 		 CP	PartitionSysTypes.FAT16
-		 RET	Z	;JR	Z,YEPDOS
+		 JR	Z,YEPDOS
 		 CP	PartitionSysTypes.FAT16_32Mb
-		 RET	Z	;JR	Z,YEPDOS
+		 JR	Z,YEPDOS
 		 CP	PartitionSysTypes.FAT12
-		 RET	Z	;JR	Z,YEPDOS
+		 JR	Z,YEPDOS
 		 CP	PartitionSysTypes.FAT32
-		 RET	Z	;JR	Z,YEPDOS
+		 JR	Z,YEPDOS
 		 CP	PartitionSysTypes.FAT32_LBA
-		 RET	Z	;JR	Z,YEPDOS
+		 JR	Z,YEPDOS
 		;
 		; 2fs
 		 ; EXX
@@ -724,10 +724,10 @@ GETROOT:	LD	HL,(FatBuffer.RootDirFirstSector_H)
 		LD	A,(FatBuffer.SectorsPerCluster);!FIXIT прочтёт только первый кластер каталога на FAT32
 .NEXTSEC:	PUSH	AF
 		ADD	IX,BC
-		JR	NC,.skip_inc
-		INC	HL
-		;ADC	HL,DE
-.skip_inc:	;HL:IX
+		;JR	NC,.skip_inc
+		;INC	HL
+		ADC	HL,DE
+;.skip_inc:	;HL:IX
 		PUSH	IX
 		PUSH	HL
 		LD	BC,1*256 + BIOS.DRV_READ
diff --git a/BOOT/boot.asm b/BOOT/boot.asm
index 73d3e5d..807fd47 100644
--- a/BOOT/boot.asm
+++ b/BOOT/boot.asm
@@ -105,7 +105,8 @@ page_buffer		equ	#C000			; 
 	include 'Shared_Includes/constants/EXE_Header.z80'
 
         ORG     org_addr
-BEGIN:		in	a,(SLOT3)
+BEGIN:		;di
+		in	a,(SLOT3)
 		ld	(port+1),a		; сохр. порт
 		push	ix
 		call	save_path		; сохр. тек. диск и путь
diff --git a/SHELL/build.txt b/SHELL/build.txt
index cdf1f34..57db2e9 100644
--- a/SHELL/build.txt
+++ b/SHELL/build.txt
@@ -1 +1 @@
-403
\ No newline at end of file
+404
\ No newline at end of file