diff --git a/src/tara/build.asm b/src/tara/build.asm
index 6c7b61f..6363d78 100644
--- a/src/tara/build.asm
+++ b/src/tara/build.asm
@@ -1,14 +1,14 @@
 ADR:
 	.dw	0x4000
 BUILD:
-	CALL	CAPS_ON
+	;CALL	CAPS_ON
 	CALL	DO_SWAP
 	CALL	BUILD_VELD
 	CALL	TANKS
 	CALL	BULLETS
 	;CALL	MSEL
 	CALL	SETPAGE
-	CALL	CAPS_OFF
+	;CALL	CAPS_OFF
 
 	LD a,(#BUILD_CNT)
 	inc a
@@ -491,7 +491,7 @@ BUILD_VELD:
 	DEC	HL
 
 	LD	DE,#CPYTT
-	LD	B,#26
+	LD	B,#26 ; 24x13 = (384+128radar)512x208 on 512x212
 	LD	C,#15
 	LD	A,#-16	; ????
 	LD	(DY),A
diff --git a/src/tara/init.asm b/src/tara/init.asm
index a38c680..784c8a5 100644
--- a/src/tara/init.asm
+++ b/src/tara/init.asm
@@ -1,20 +1,30 @@
+GFX		.equ	0x60
+
+GFX_REG		.equ	0x03
+
 INIT_DOME:
 	XOR	A	; 2=MIXMODE
 	OUT	(0x6F),A
-	OUT	(0x67),A	; POWER OFF + INT CLK
+	OUT	(0x67),A	; P7: MSC + POWER OFF + INT CLK
 
-	LD	A,#6	; SETREG 
+	LD	A,#6	; SETREG see page: 80
 	OUT	(0x64),A
-	LD	A,#0b10011010	;ITMAP,XTAL,212DOTS,8BIT
-	OUT	(0x63),A
-	LD	A,#0b00001000	;0,B,262,?,PAL,INTER,INTERLACE,MODE 
-	OUT	(0x63),A
-	LD	A,#0b10000010	; VRAM,SPRITE,YS,0,0,DREQ,512KB 
+	LD	A,#0b10011010	; R6: DSPM1,DSPM0,DCKM1,DCKM0,XIMM1,XIMM0,CLRM1,CLRM0 = BITMAP + XTAL/2 + 1024px X space + 8b per dot
+	OUT	(GFX+GFX_REG),A
+	LD	A,#0b00001000	; R7: 0,C25M,SM1,SM,PAL,EO,IL,HSCN = !B6,262line,?,PAL,none,none-inter,none-high-scn
+	OUT	(GFX+GFX_REG),A
+	LD	A,#0b10000010	; R8: DISP,SPD,YSE,VWTE,VWM,DMAE,VSL1,VSL0 = VRAM+SPRITE+no-YS+512KB mem
 	OUT	(0x63),A
 
+	; mode B3: 512x212 in 1024x512 space
+
+	; note;
+	; YJK = NTSC
+	; YUV = PAL
+
 	LD	A,#13
 	OUT	(0x64),A
-	LD	A,#0b01000000	; 256  COLOR-MODE
+	LD	A,#0b01000000	; R13: PLTM1,PLTM0,YAE,PLTAIH,PLT05,PLT04,PLT03,PLT02 = 256  COLOR-MODE
 	OUT	(0x63),A
 
 INIT_DOME_W0: