+ Added JST footprint for future open source power/reset button PCB

+ Fixed outdated RF Modulator footprint
+ Edited schematic to further improve readability
+ Added silkscreen denoting PAL and NTSC X1 frequencies
+ Added mask layer to edge connector to remove soldermask from the mating surfaces

Board Files/Motherboard.sch

@@ -1,5 +1,5 @@
 EESchema Schematic File Version 4
-EELAYER 30 0
+EELAYER 29 0
 EELAYER END
 $Descr A3 16535 11693
 encoding utf-8
@@ -14,7 +14,7 @@ Comment3 "Reverse Engineered by Krzysiobal"
 Comment4 "Nintendo Entertainment System (NES) Motherboard"
 $EndDescr
 $Comp
-L NES-CPU-11:RP2C02_PPU U5
+L Motherboard:RP2C02_PPU U5
 U 1 1 5D7FE1C0
 P 9900 6700
 F 0 "U5" H 9550 7800 50  0000 C CNN
@@ -277,7 +277,7 @@ Wire Wire Line
 Wire Wire Line
 	11000 7450 11450 7450
 $Comp
-L NES-CPU-11:2KB_SRAM U4
+L Motherboard:2KB_SRAM U4
 U 1 1 5D8358FE
 P 11850 7100
 F 0 "U4" H 11600 7800 50  0000 C CNN
@@ -324,7 +324,7 @@ Wire Wire Line
 Wire Wire Line
 	12250 6850 12700 6850
 $Comp
-L NES-CPU-11:74HC373 U2
+L Motherboard:74HC373 U2
 U 1 1 5D8739AE
 P 11850 5700
 F 0 "U2" H 11600 6300 50  0000 C CNN
@@ -464,7 +464,7 @@ F 3 "http://www.ti.com/lit/gpn/sn74LS04" H 9350 8350 50  0001 C CNN
 	1    0    0    -1  
 $EndComp
 $Comp
-L NES-CPU-11:RP2A03_CPU U6
+L Motherboard:RP2A03_CPU U6
 U 1 1 5D911B13
 P 9550 2050
 F 0 "U6" H 9200 3150 50  0000 C CNN
@@ -722,7 +722,7 @@ Wire Wire Line
 Wire Wire Line
 	12550 2750 12150 2750
 $Comp
-L NES-CPU-11:2KB_SRAM U1
+L Motherboard:2KB_SRAM U1
 U 1 1 5DB49A97
 P 10600 3900
 F 0 "U1" H 10350 4600 50  0000 C CNN
@@ -831,7 +831,7 @@ Wire Wire Line
 Text Notes 9750 800  0    50   ~ 10
 CENTRAL PROCESSING UNIT & WORK RAM
 $Comp
-L NES-CPU-11:Controller_Port Controller_Port_1
+L Motherboard:Controller_Port Controller_Port_1
 U 1 1 5DCEA036
 P 1350 1650
 F 0 "Controller_Port_1" H 1350 2000 50  0000 C CNN
@@ -1007,7 +1007,7 @@ Connection ~ 2800 1950
 Wire Wire Line
 	2800 1950 2800 2200
 $Comp
-L NES-CPU-11:EXP-CON P2
+L Motherboard:EXP-CON P2
 U 1 1 5D833A72
 P 14250 6750
 F 0 "P2" H 14250 8100 59  0000 C CNN
@@ -1018,7 +1018,7 @@ F 3 "" H 14250 6750 50  0001 C CNN
 	1    0    0    -1  
 $EndComp
 $Comp
-L NES-CPU-11:72-Pin_Connector P1
+L Motherboard:72-Pin_Connector P1
 U 1 1 5D838060
 P 14250 2850
 F 0 "P1" H 14250 4915 50  0000 C CNN
@@ -1513,7 +1513,7 @@ F 3 "~" H 3450 1450 50  0001 C CNN
 	-1   0    0    1   
 $EndComp
 $Comp
-L NES-CPU-11:Diode_Array_7pin_(Cathode-Common) DA1
+L Motherboard:Diode_Array_7pin_(Cathode-Common) DA1
 U 1 1 5E877EA3
 P 4150 750
 F 0 "DA1" H 3950 750 50  0000 R CNN
@@ -1528,7 +1528,7 @@ VCC
 Wire Wire Line
 	4250 650  4250 900 
 $Comp
-L NES-CPU-11:Diode_Array_7pin_(Anode-Common) DA2
+L Motherboard:Diode_Array_7pin_(Anode-Common) DA2
 U 1 1 5E8CEEDD
 P 4150 2150
 F 0 "DA2" H 3800 2050 50  0000 L CNN
@@ -1709,7 +1709,7 @@ Text Label 6300 1650 2    50   ~ 0
 Text Label 6300 1750 2    50   ~ 0
 GND
 $Comp
-L NES-CPU-11:Controller_Port Controller_Port_2
+L Motherboard:Controller_Port Controller_Port_2
 U 1 1 5F41BB80
 P 1350 3350
 F 0 "Controller_Port_2" H 1350 3700 50  0000 C CNN
@@ -1885,7 +1885,7 @@ F 3 "~" H 3450 3150 50  0001 C CNN
 	-1   0    0    1   
 $EndComp
 $Comp
-L NES-CPU-11:Diode_Array_7pin_(Cathode-Common) DA3
+L Motherboard:Diode_Array_7pin_(Cathode-Common) DA3
 U 1 1 5F41BBE4
 P 4150 2450
 F 0 "DA3" H 3950 2450 50  0000 R CNN
@@ -1900,7 +1900,7 @@ VCC
 Wire Wire Line
 	4250 2350 4250 2600
 $Comp
-L NES-CPU-11:Diode_Array_7pin_(Anode-Common) DA4
+L Motherboard:Diode_Array_7pin_(Anode-Common) DA4
 U 1 1 5F41BBEC
 P 4150 3850
 F 0 "DA4" H 3800 3750 50  0000 L CNN
@@ -2027,7 +2027,7 @@ F 3 "~" H 2550 3250 50  0001 C CNN
 	-1   0    0    1   
 $EndComp
 $Comp
-L NES-CPU-11:74HC368 U7
+L Motherboard:74HC368 U7
 U 1 1 5FA4F885
 P 7500 1350
 F 0 "U7" H 7250 1850 50  0000 C CNN
@@ -2099,7 +2099,7 @@ Wire Wire Line
 Wire Wire Line
 	7900 1700 8350 1700
 $Comp
-L NES-CPU-11:74HC368 U8
+L Motherboard:74HC368 U8
 U 1 1 5FF817ED
 P 7450 2500
 F 0 "U8" H 7200 3000 50  0000 C CNN
@@ -2681,7 +2681,7 @@ Connection ~ 3500 4950
 Text Notes 2300 4650 2    50   ~ 10
 MONO AUDIO MIXER & AMPLIFER
 $Comp
-L NES-CPU-11:Ferrite_Core FC1
+L Motherboard:Ferrite_Core FC1
 U 1 1 5D8FC474
 P 3950 5100
 F 0 "FC1" H 3737 5125 50  0000 C CNN
@@ -3016,8 +3016,8 @@ $Comp
 L Connector:Conn_01x05_Male P6
 U 1 1 60EC5AFE
 P 8200 7600
-F 0 "P6" H 8150 7500 50  0000 R CNN
+F 0 "P6" H 8150 7400 50  0000 R CNN
-F 1 "PWR/RST IN" H 8150 7600 50  0000 R CNN
+F 1 "PWR/RST IN" H 8150 7700 50  0000 R CNN
 F 2 "NESRE:PowerReset-switch-In" H 8200 7600 50  0001 C CNN
 F 3 "~" H 8200 7600 50  0001 C CNN
 	1    8200 7600
@@ -3028,14 +3028,14 @@ Wire Wire Line
 Wire Wire Line
 	8000 7700 7550 7700
 $Comp
-L Connector:Conn_01x09_Male P3
+L Connector:Conn_01x06_Male P3
 U 1 1 619A2E89
-P 8200 6800
+P 8200 7000
-F 0 "P3" H 8172 6732 50  0000 R CNN
+F 0 "P3" H 8172 6932 50  0000 R CNN
-F 1 "MOD RF" H 8172 6823 50  0000 R CNN
+F 1 "MOD RF" H 8172 7023 50  0000 R CNN
-F 2 "NESRE:Mod_RF" H 8200 6800 50  0001 C CNN
+F 2 "NESRE:Mod_RF" H 8200 7000 50  0001 C CNN
-F 3 "~" H 8200 6800 50  0001 C CNN
+F 3 "~" H 8200 7000 50  0001 C CNN
-	1    8200 6800
+	1    8200 7000
 	-1   0    0    1   
 $EndComp
 Text Label 7550 7200 0    50   ~ 0
@@ -3314,7 +3314,7 @@ Wire Wire Line
 Wire Wire Line
 	8500 4900 8050 4900
 $Comp
-L NES-CPU-11:10NES_CIC U10
+L Motherboard:10NES_CIC U10
 U 1 1 5DB00CBC
 P 7600 5300
 F 0 "U10" H 7300 5850 50  0000 C CNN
@@ -3768,13 +3768,7 @@ Text Label 5000 7150 1    50   ~ 0
 GND
 Wire Wire Line
 	3900 5300 4200 5300
-Text Label 8000 6400 2    50   ~ 0
+Text Label 7550 6700 0    50   ~ 0
-GND
-Text Label 8000 6500 2    50   ~ 0
-GND
-Text Label 8000 6600 2    50   ~ 0
-GND
-Text Label 8000 6700 2    50   ~ 0
 GND
 Wire Wire Line
 	5500 2950 6300 2950
@@ -3874,4 +3868,22 @@ Wire Wire Line
 	3400 8250 3450 8250
 Wire Wire Line
 	13150 6250 13150 6350
+Wire Wire Line
+	8000 6700 7550 6700
+$Comp
+L Connector:Conn_01x05_Male P6-Alt
+U 1 1 602E4639
+P 8200 7600
+F 0 "P6-Alt" H 8150 7500 50  0000 R CNN
+F 1 " " H 8100 7750 50  0000 R CNN
+F 2 "Connector_JST:JST_PH_S5B-PH-K_1x05_P2.00mm_Horizontal" H 8200 7600 50  0001 C CNN
+F 3 "~" H 8200 7600 50  0001 C CNN
+	1    8200 7600
+	-1   0    0    1   
+$EndComp
+Connection ~ 8000 7800
+Connection ~ 8000 7700
+Connection ~ 8000 7600
+Connection ~ 8000 7500
+Connection ~ 8000 7400
 $EndSCHEMATC

Component Footprints/NESRE.pretty/Mod_RF.kicad_mod

@@ -1,17 +1,17 @@
-(module Mod_RF (layer F.Cu) (tedit 5DF56B32)
+(module Mod_RF (layer F.Cu) (tedit 5FF8DCCF)
-  (fp_text reference REF** (at 0 0.5) (layer F.SilkS)
+  (fp_text reference P3 (at 0.314 5.086) (layer F.SilkS)
     (effects (font (size 1 1) (thickness 0.15)))
   )
-  (fp_text value Mod_RF (at 0 -0.5) (layer F.Fab)
+  (fp_text value "MOD RF" (at 6.224 -1.314) (layer F.Fab)
     (effects (font (size 1 1) (thickness 0.15)))
   )
-  (pad 1 thru_hole circle (at 0 3) (size 3 3) (drill 1.5) (layers *.Cu *.Mask))
+  (pad 6 thru_hole oval (at 22.344 -2.275 90) (size 4.25 9.25) (drill oval 1.16 5.62) (layers *.Cu *.Mask))
-  (pad 2 thru_hole circle (at 4 3) (size 3 3) (drill 1.5) (layers *.Cu *.Mask))
+  (pad 6 thru_hole oval (at 22.344 16.575 90) (size 4.25 9.25) (drill oval 1.16 5.62) (layers *.Cu *.Mask))
-  (pad 3 thru_hole circle (at 8 3) (size 3 3) (drill 1.5) (layers *.Cu *.Mask))
+  (pad 6 thru_hole oval (at -6.23 15.9) (size 4.25 9.25) (drill oval 1.16 5.12) (layers *.Cu *.Mask))
-  (pad 4 thru_hole circle (at 12 3) (size 3 3) (drill 1.5) (layers *.Cu *.Mask))
+  (pad 6 thru_hole oval (at -6.23 5.1) (size 4.25 9.25) (drill oval 1.16 5.12) (layers *.Cu *.Mask))
-  (pad 5 thru_hole circle (at 16 3) (size 3 3) (drill 1.5) (layers *.Cu *.Mask))
+  (pad 5 thru_hole circle (at 16 2.156) (size 3 3) (drill 1.5) (layers *.Cu *.Mask))
-  (pad 6 thru_hole oval (at -5.2 6) (size 4.25 9.25) (drill oval 1.16 4.18) (layers *.Cu *.Mask))
+  (pad 4 thru_hole circle (at 12 2.156) (size 3 3) (drill 1.5) (layers *.Cu *.Mask))
-  (pad 7 thru_hole oval (at -5.25 16.75) (size 4.25 9.25) (drill oval 1.16 4.18) (layers *.Cu *.Mask))
+  (pad 3 thru_hole circle (at 8 2.156) (size 3 3) (drill 1.5) (layers *.Cu *.Mask))
-  (pad 8 thru_hole oval (at 24.134 16.575 90) (size 4.25 9.25) (drill oval 1.16 4.18) (layers *.Cu *.Mask))
+  (pad 2 thru_hole circle (at 4 2.156) (size 3 3) (drill 1.5) (layers *.Cu *.Mask))
-  (pad 9 thru_hole oval (at 24.134 -2.275 90) (size 4.25 9.25) (drill oval 1.16 4.18) (layers *.Cu *.Mask))
+  (pad 1 thru_hole circle (at 0 2.156) (size 3 3) (drill 1.5) (layers *.Cu *.Mask))
 )