diff --git a/SP_TRDOS.ASM b/SP_TRDOS.ASM
index d18c351..8f2b97c 100644
--- a/SP_TRDOS.ASM
+++ b/SP_TRDOS.ASM
@@ -174,7 +174,7 @@ RET_1:
 	INC	HL
 	LD	(ZX_VARS.UDG),HL
 	DEC	HL
-        LD      BC,AUTO_0540
+        LD      BC,AUTO_0540		;!FIXIT check disasm
 	LD	(ZX_VARS.ERR_BEEP),BC
 	LD	(ZX_VARS.TOP_CLEAR),HL
         LD      HL,#3C00
@@ -193,8 +193,8 @@ RET_1:
         LD      HL,ZX_VARS.BEG_ADRESS
 AUTO_00A8:
 	LD	(ZX_VARS.CHANS),HL
-        LD      DE,AUTO_15AF
-        LD      BC,15h
+        LD      DE,#15AF		;!HARDCODE адрес области описателей каналов в ПЗУ бейсика
+        LD      BC,#15
 	EX	DE,HL
 	CALL	AUTO_0117
 	EX	DE,HL
@@ -206,9 +206,7 @@ AUTO_00A8:
 	LD	(HL),128
 	INC	HL
 	LD	(ZX_VARS.E_LINE),HL
-	DB	54
-AUTO_00C8:
-	DEC	C
+	LD	(HL),"\r"
 	INC	HL
 	LD	(HL),128
 	INC	HL
@@ -223,7 +221,7 @@ AUTO_00C8:
 	LD	(ZX_VARS.KEY_TIME),HL
 	DEC	(IY-58)
 	DEC	(IY-54)
-        LD      HL,015C6h
+        LD      HL,#15C6
         LD      DE,ZX_VARS.REP_K_TYME
         LD      BC,14
 	CALL	AUTO_0117
@@ -413,7 +411,7 @@ AUTO_0239:              ; 
 	CP	244
 	JR	Z,AUTO_0271
         LD      HL,AUTO_1000
-AUTO_0270:
+;AUTO_0270:
 	RST	PRINT_LN
 AUTO_0271:
 	LD	A,(ZX_VARS.PRINTER_BUFFER)
@@ -439,7 +437,7 @@ AUTO_0280:
 	INC	HL
 	LD	(HL),'"'
 	INC	HL
-CMD_NEW_EXEC:
+CMD_NEW_EXEC:;!TODO
 	LD	(ZX_VARS.K_CUR),HL
 	LD	(HL),13
 	INC	HL
@@ -562,6 +560,8 @@ AUTO_0359:
 ; 	DB	" <PeterS>",0,0
 ;-----------------------------------------------------------------------
 
+
+
 AUTO_03AC:
 	CALL	AUTO_03FD
         CALL    PRINT_CR
@@ -571,7 +571,7 @@ AUTO_03B5:
 	CALL	AUTO_1DA9
         LD      HL,AUTO_29D2
 	RST	PRINT_LN
-AUTO_03C0:
+;AUTO_03C0:
 	JP	AUTO_01D3
 AUTO_03C3:
 	PUSH	AF
@@ -768,6 +768,7 @@ AUTO_0507:
         LD      DE,RST10
 	ADD	HL,DE
 	RET
+
 AUTO_050C:
 	PUSH	HL
 	PUSH	BC
@@ -777,6 +778,7 @@ AUTO_050C:
 	POP	BC
 	POP	HL
 	RET
+
 AUTO_0517:
         LD      HL,ZX_VARS.CAT_SEC
 	INC	(HL)
@@ -1019,7 +1021,7 @@ AUTO_06F3:
         CALL    SET_DISK
 	CALL	AUTO_05B4
 	JP	NZ,AUTO_03E1
-AUTO_0716:
+;AUTO_0716:
 	CALL	AUTO_165D
         LD      HL,ZX_VARS.FL_START
         LD      DE,ZX_VARS.VAR_2
@@ -1251,7 +1253,7 @@ AUTO_1052:
 	PUSH	DE
 AUTO_1056:
 	RST_ROM	ROUTINE.key_scan
-AUTO_1059:
+;AUTO_1059:
 	LD	C,0
 	JR	NZ,AUTO_1056
 	RST_ROM	ROUTINE.key_test
@@ -1570,7 +1572,7 @@ AUTO_12D9:
 	PUSH	HL
         LD      BC,8
 	ADD	HL,BC
-AUTO_1303:
+;AUTO_1303:
 	LD	A,(HL)
 	CP	'B'
 	CALL	Z,AUTO_131B
@@ -1887,7 +1889,6 @@ AUTO_1575:
         LD      DE,CONT_1
 	LD	(ZX_VARS.CONT_SEC),DE
 	CALL	AUTO_1E43
-AUTO_15AF:
 	JP	AUTO_03E1
 AUTO_15B2:
 	LD	HL,(ZX_VARS.FL_TYPE)
@@ -2465,7 +2466,7 @@ CMD_MERGE:
 	PUSH	BC
 	INC	BC
 	RST_ROM	ROUTINE.bc_spaces
-AUTO_19D1:
+;AUTO_19D1:
 	LD	(HL),128
 	EX	DE,HL
 	POP	DE
@@ -2955,6 +2956,7 @@ AUTO_1D25:
 ERR_EXIT:
 	CALL	AUTO_03C3
 	JP	AUTO_01D3
+	
 AUTO_1D2F:
 	LD	A,(ZX_VARS.ERR_NR)
         LD      HL,AUTO_27CA
@@ -3014,8 +3016,10 @@ OPEN_CH2:
 	JR	AUTO_1D84
 AUTO_1D8C:
 	RST_ROM	ROUTINE.get_char
-AUTO_1D8F:
+;AUTO_1D8F:
 	RET
+
+GET_CMD:
 	CALL	OPEN_CH0
 	RST_ROM	ROUTINE.editor
 	RET
@@ -3363,11 +3367,7 @@ AUTO_2000:                              ;
         OUT     (FDC_93.Command),A              ;
         LD      HL,(ZX_VARS.FL_START)           ;
 	LD	C,127
-
-
-;////////////////////////////////////
-
-AUTO_2007:
+;AUTO_2007:
         LD      B,3Eh           ; первый пробел
 	LD	D,'N'
 	CALL	AUTO_20B1
@@ -3523,7 +3523,7 @@ AUTO_2113:
 	LD	C,(HL)
 	LD	A,(DE)
 	LD	(HL),A
-AUTO_2116:
+;AUTO_2116:
 	LD	A,C
 	LD	(DE),A
 	INC	HL
@@ -3563,7 +3563,7 @@ INPUT_LINE:
 	RST	RST10
 	LD	(IY+0),255
 	EI
-        JP      EDIT_X00
+        JP      EDIT_X00	;!FIXIT зачем вместо #1D90 EDIT_X00???
 AUTO_2158:
         CALL    BASIC_RST20
 	CALL	AUTO_1D8C
@@ -4780,7 +4780,7 @@ AUTO_2A4B:
 	OUT	(C),A
         RET
 MAGIC_2:
-AUTO_2A56:
+;AUTO_2A56:
 	PUSH	AF
 	PUSH	BC
 	PUSH	DE
@@ -6299,7 +6299,7 @@ EDIT_RET:
         LD (HL),80H
         RET
 
-EDIT_X00:
+EDIT_X00:	;!FIXIT зачем вместо #1D90 EDIT_X00???
 	RES	5,(IY+1)
         RST     RST20           ; ввод клавиши
         DW      15D4h
diff --git a/TRDOS/TR_MSD_2.ASZ b/TRDOS/TR_MSD_2.ASZ
index 9f5dbc3..c7474c8 100644
--- a/TRDOS/TR_MSD_2.ASZ
+++ b/TRDOS/TR_MSD_2.ASZ
@@ -14,7 +14,7 @@ MSDOS_FIND_FILE:
 FIND_LOOP_ALL:
 	CALL MSDOS_KOMP_FL
 	RET Z			; ВОЗВРАТ - ФАЙЛ НАЙДЕН !!
-MSDOS_FIND_NEXT:
+;MSDOS_FIND_NEXT:
 	CALL MSDOS_NEXT_FL
 	JR NC,FIND_LOOP_ALL
 	RET
@@ -283,7 +283,7 @@ LOOP_FIND:
 	INC HL
 	DJNZ LOOP_FIND
 	LD A,(DE)
-	CP 13
+	CP "\r"
 	JR Z,CMD_EXE1
 	CP ' '
 	JR Z,CMD_EXE
@@ -353,7 +353,7 @@ END_TAB3:
 	JP LOAD_RMD_XX
 
 MSD_ERR:
-	LD HL,MSDOS_MSG
+	LD HL,MSDOS_MSG	; File not found... 
 	JP AUTO_03E4
 
 ;************************************
@@ -391,7 +391,7 @@ SAVE_RMD:
 	JP C,MSD_ERR		; A - номер первого блока
 	JP Z,MSD_ERR
 
-	LD HL,0C000H
+	LD HL,#C000
 	CALL MSDOS_WRITE_FILE
 	JP AUTO_03E1
 
@@ -573,11 +573,14 @@ CALC_CL_LP:
 	POP BC
 	RET
 
-HD_TX:		DC	' ERR_HD '
-HD_TX2:		DC	'HDD not found '
-MSG_3:		DC	'ERROR... '
-MSDOS_MSG:	DC	'File not found... '
-NO_MEMORY:	DC	'No RAM-Disk MEM '
+
+HD_TX:		DC	' - HDD error'
+;HD_TX:		DC	'HDD error #'
+HD_TX2:		DC	'HDD not found'
+MSG_3:		DC	'*ERROR*'
+MSDOS_MSG:	DC	'File not found'
+NO_MEMORY:	DC	'Out of memory'
+;NO_MEMORY:	DC	'No RAM-Disk MEM'
 
 WORDS:	DB	5,'CLEAR'	; очистить RAM-Disk
 	DW	CLEAR_RAMD_X
diff --git a/TRDOS/TR_MSD_3.ASZ b/TRDOS/TR_MSD_3.ASZ
index bb2e306..4e676f6 100644
--- a/TRDOS/TR_MSD_3.ASZ
+++ b/TRDOS/TR_MSD_3.ASZ
@@ -276,14 +276,15 @@ SKEEP_XX1:
 	POP IX
 	RET
 ;*****************************************
-MADE_next_blk:
-	PUSH BC
-	LD C,BIOS.GetMemPageNext
-	CALL EXP_FNS
-	POP BC
-	INC L		; SET ZF, if END BLK !!!
-	LD HL,#C000
-	RET
+;!TODO посмотреть
+; MADE_next_blk:
+; 	PUSH BC
+; 	LD C,BIOS.GetMemPageNext
+; 	CALL EXP_FNS
+; 	POP BC
+; 	INC L		; SET ZF, if END BLK !!!
+; 	LD HL,#C000
+; 	RET
 ;*****************************************
 
 CLAST_TO_SEC:
@@ -431,7 +432,7 @@ FAT_HALF:
 FAT_16_L2:
 	CP B
 	JR NZ,NO_END_CLAST
-FAT_ALL:
+;FAT_ALL:
 	LD A,C
 	CP #F0
 	JR C,NO_END_CLAST
@@ -469,8 +470,9 @@ NO_END_CLAST:
 	AND A
 	RET
 
-ERROR_FAT:
-	LD HL,MSG_3	; ERROR
+ERROR_MSG:
+	LD HL,MSG_3	; ERROR msg
+	;LD HL,AUTO_29B2	; ERROR msg
 	JP AUTO_03E4
 
 ;**********************************************
diff --git a/TRDOS/TR_MSD_S.ASZ b/TRDOS/TR_MSD_S.ASZ
index c51e05b..5901d72 100644
--- a/TRDOS/TR_MSD_S.ASZ
+++ b/TRDOS/TR_MSD_S.ASZ
@@ -273,8 +273,7 @@ MSD_RET_ADR:
 	LD	B,A
 	AND	127
 	RET	Z
-
-MSD_3F39:
+;MSD_3F39:
         LD      HL,READ_ONLY_MSG
 	AND	'@'
 	JR	NZ,MSD_3F4B
@@ -434,13 +433,13 @@ READ_BPB:
 	CP #40
 	JR NC,.HDD
 	CP 4
-	JP NC,.ERROR_MSDOS
+	JP NC,ERROR_MSG
 	;
 	CALL SET_DISK
 	;
 	CALL .MAIN
 	RET NC
-	JP .ERROR_MSDOS
+	JP ERROR_MSG
 	;
 .HDD:	CALL .MAIN
 	RET NC
@@ -455,7 +454,7 @@ READ_BPB:
 	;
 	CALL .PARAMS
 	RET NC
-	JP .ERROR_MSDOS
+	JP ERROR_MSG
 	;
 .MAIN:	LD	A,SYS_PAGE
 	LD	HL,SYS_PAGE.MS_BPB
@@ -633,9 +632,9 @@ READ_BPB:
 	EI
 	RET
 	;
-.ERROR_MSDOS:
-	LD HL,MSG_3
-	JP AUTO_03E4
+; .ERROR_MSDOS:
+; 	LD HL,MSG_3
+; 	JP AUTO_03E4
 	;
 .FAT1_MSG:
 	DB 'FAT1'
@@ -758,13 +757,13 @@ PRINT_HEX_SYM:
 	PUSH HL
 	PUSH DE
 	PUSH BC
-	AND 0FH
+	AND #0F
 	ADD A,'0'
 	CP '9'+1
 	JR C,NO_ADD
 	ADD A,7
 NO_ADD:
-	RST 10H
+	RST #10
 	POP BC
 	POP DE
 	POP HL
diff --git a/TRDOS/TR_RMD_S.ASZ b/TRDOS/TR_RMD_S.ASZ
index 73ea1d2..9f39e1f 100644
--- a/TRDOS/TR_RMD_S.ASZ
+++ b/TRDOS/TR_RMD_S.ASZ
@@ -38,15 +38,15 @@ RECALL_RAMD:
 	JR Z,ERROR_DISK
 	JP READ_WRITE_RAMD
 
-RECALL_MSD:
-	JR ERROR_DISK	; переход на ошибку диска
+; RECALL_MSD:
+; 	JR ERROR_DISK	; переход на ошибку диска
 
 TEST_RAMD:
 	PUSH HL
 	LD C,BIOS.GET_RAMD_ST
 	CALL EXP_FNS
 	;!TEST 06/01/2024 сохраняем состояние прерываний зачем-то
-	 ;EI
+	 EI
 	;
 	POP HL
 	RET
@@ -60,7 +60,7 @@ RAMD_X12:	; 
 	CP 20
 	RET C
 ;	JR C,RAMD_TEST
-NO_DISK2:
+;NO_DISK2:
 	JP AUTO_3EE7	; NO_DISK
 
 X_AUTO_3DCE:
@@ -145,7 +145,7 @@ CLEAR_RAMD_X:
 	RET NZ
 CLEAR_RAMD:
 	CALL DISK_REDIR
-CLEAR_NEXT:
+;CLEAR_NEXT:
 	SUB 4
 	RET C
 	CP SYS_PAGE.RAMD_KEYS.NUM
@@ -176,7 +176,7 @@ GET_RAM_BLK:
 	 ;EI
 	;
 	RET NC
-NO_MEM:
+;NO_MEM:
 	LD HL,NO_MEMORY
 	JP ERR_EXIT
 
@@ -198,7 +198,8 @@ FDD_SET:
 
 RAMD_SET:
 	CALL RAMD_SYM
-	RET C
+	;RET C
+	JP C,ERROR_MSG
 RAMD_SET1:
 	PUSH AF
 	LD A,(ZX_VARS.OPER_DISK)
@@ -221,7 +222,7 @@ RAMD_SYM:
 	CP 'E'
 	RET C
 	SUB 'E'
-	CP 16
+	CP SYS_PAGE.RAMD_KEYS.NUM
 	CCF
 	RET C
 	PUSH AF