Sega Mega Tech Repair Notes

Manual Page 32

Drw No.	Sega Part Number	D L Part Number	Qty per	Description	Notes
14	DP-1167	SE	1	Tng Lkg	DP 1167 Lock Tang Buy
18	220-5253	SE 1273	1	Magnetic Lock Master W/O Keys	Sega/Miwa 5253 Lock
19	220-5254	SE 0906	2	Key Master for 220-5253	Sega/Miwa 5253 Key
26		CM 0711	1	Assy Coin Mech & Chute Sentinal 4 Way	Coin Controls Sentinel Electronic Coin Mech C220 Manual

Manual Page 35

Drw No.	Sega Part Number	D L Part Number	Qty per	Description	Notes
101	220-5219	EL 0185	2	Rheo Stat 100 Ohn 10w	Chiba RVF10 a suitable replacement?
102	601-0042	EL 0263	2	Knob 22mm
103	509-5028	SE 1328	3	Sw PB 1m	In later arcade machines the same part is round and quoted as MIYAMA DS-412R

Connectors

Connector CN4 (1P)

JST NH 10P

Pin	Definition	Wire colour
1	1P Up*	Pink
2	1P Down*	Light Blue
3	1P Left*	Tan
4	1P Right*	Purple
5	1P Shot 1*	Brown
6	1P Shot 2*	Orange
7	1P Shot 3*	Black
8	1P Start*	Gray
9	Ground	White
10	Ground	White

*Wired as NO (Normally Open)

Connector CN5 (Gun)

JST NH 21P

Note: Pinout unknown as Sega never released a gun or gun games for this platform.

Pin	Definition	Wire colour
1
2
3
4
5	+5VDC	Yellow
6
7
8	Ground	White
9
10
11
12
13
14
15
16
17	+5VDC	Yellow
18
19
20	Ground	White
21

Connector CN7 (2P)

JST NH 11P

Pin	Definition	Wire colour
1	2P Up*	Pink/White
2	2P Down*	Light Blue/White
3	2P Left*	Tan/White
4	2P Right*	Purple/White
5	2P Shot 1*	Brown/White
6	2P Shot 2*	Orange/White
7	2P Shot 3*	Black/White
8	2P Start*	Gray/White
9	Ground	White
10	Ground	White

*Wired as NO (Normally Open)

Known Released Games

PCBs

PCB	Year	Notes
171-5782	1989	2 ROMs. Megadrive
171-5783	1989	2 ROMs. Master system
171-5784	1989	2 ROMs and a 315-5235 mapping chip. After Burner
171-5834	1989	3 ROMs. Californa Games & Tetris
171-5869A	1989	3 ROMs. Ghouls'n Ghosts
171-6215A	1991	2 ROMs. Sonic 2

Sega Mega Tech

Name	Copyright	Serial number	Board number	Notes
After Burner	1989	610-0239-10 837-6963-10	171-5784	512KB (SMS)	IC1 315-5235 IC2 MPR-11271-T IC3 EPR-12368-10
Alien Storm	June 1991*	610-0239-47		512KB (Megadrive)
Alien Syndrome	1989	610-0239-07 837-6963-07	171-5783	256KB (SMS)	IC1 MPR-11194 IC2 EPR-12368-07
Altered Beast	January 1989*	610-0239-01 837-6963-01	171-5782	512KB (Megadrive)	IC1 MPR-12538F IC2 EPR-12368-01
Arnold Palmer Tournament Golf	June 1989*	610-0239-31 837-6963-31	171-5782	512KB (Megadrive)	IC1 MPR-12645F IC2 EPR-12368-31
Arrow Flash	July 1990*	610-0239-44		512KB (Megadrive)
Astro Warrior	1989	610-0239-13		128KB (SMS)
Bonanza Bros.	July 1991*	610-0239-49 837-6963-49	171-5782	1MB (Megadrive)	IC1 MPR-13905A-F IC2 EPR-12368-49
California Games	August 1991*	610-0239-55 837-6963-55-01	171-5834	256KBx2 (Megadrive). Interlacing ROM files into single 512KB file works.	IC1 EPR-14494 IC2 EPR-14495 IC3 EPR-12368-55
Columns	April 1990*	610-0239-36		512KB (Megadrive)
Crack Down	October 1990*	610-0239-41		512KB (Megadrive)
Cyber Police ESWAT	March 1990*	610-0239-38 837-6963-38	171-5782	512KB (Megadrive)	IC1 MPR-13192-H IC2 EPR-12368-38
Fantasy Zone	1989	610-0239-09 837-6963-09	171-5783	128KB (SMS)	IC1 MPR-10118 IC2 EPR-12368-09
Fire Shark	August 1990*	610-0239-53		512KB (Megadrive)
Forgotten Worlds	September 1989*	610-0239-26 837-6963-26	171-5782	512KB (Megadrive). ROM files byte reversed	IC1 MPR-12672-H IC2 EPR-12368-26
Ghouls'n Ghosts	1989	610-0239-23	171-5869A	128KB+512KB (Megadrive)	IC1 MPR-12605 IC2 MPR-12606 IC3 EPR-12368-23
Golden Axe	October 1989*	610-0239-25		512KB (Megadrive)	IC1 MPR-12806F IC2 EPR-12368-25
Golden Axe II	October 1991*	610-0239-57		512KB (Megadrive)
Great Football	1989	610-0239-19 837-6963-19	171-5783	128KB (SMS)	IC1 MPR-10576F IC2 EPR-12368-19
Great Golf	1989	610-0239-04		128KB (SMS)
Great Soccer	1989	610-0239-05		128KB (SMS)
Joe Montana II — Sports Talk Football	September 1991*	610-0239-58		1MB (Megadrive)
Kid Chameleon	December 1991*	610-0239-60		1MB (Megadrive)
Last Battle (Legend of the Final Hero)	1989	610-0239-20		512KB (Megadrive)
Mario Lemieux Hockey	September 1991*	610-0239-59 837-6963-59	171-5782	512KB (Megadrive)	IC1 MPR-14376-H IC2 EPR-12368-59
Michael Jackson's Moonwalker	July 1990*	610-0239-40 837-6963-40	171-5782	512KB (Megadrive)	IC1 MPR-13285A-F IC2 EPR-12368-40
Mystic Defender	August 1989*	610-0239-27		512KB (Megadrive)
OutRun	1989	610-0239-06 837-6963-06	171-5783	256KB (SMS)	IC1 MPR-11078 IC2 EPR-12368-06
Parlour Games	1989	610-0239-29 837-6963-29	171-5783	128KB (SMS)	IC1 MPR-11404F IC2 EPR-12368-29
Shadow Dancer	December 1990*	610-0239-43 837-6963-43	171-5782	512KB (Megadrive)	IC1 MPR-13571-S IC2 EPR-12368-43
Shinobi	1989	610-0239-08 837-6963-08	171-5783	256KB (SMS)
Sonic The Hedgehog	April 1991*	610-0239-52 837-6963-52	171-5782	512KB (Megadrive)	IC1 MPR-13913-F IC2 EPR-12368-52
Sonic The Hedgehog 2	September 1992*	610-0239-62 837-6963-62	171-6215A	1MB (Megadrive)	IC1 MPR-15000A-F IC2 EPR-12368-62
Space Harrier II	August 1988*	610-0239-02 837-6963-02	171-5782	512KB (Megadrive)	IC1 MPR-11934 IC2 EPR-12368-02
Spider-Man Vs. The Kingpin	April 1991*	610-0239-54 837-6963-02	171-5782	512KB (Megadrive)	IC1 MPR-14027-SM IC2 EPR-12368-54
Streets of Rage	May 1991*	610-0239-51 837-6963-51	171-5782	512KB (Megadrive)	IC1 MPR-14125-SM IC2 EPR-12368-51
Super Hang-On	July 1989*	610-0239-24 837-6963-24	171-5782	512KB (Megadrive)	IC1 MPR-12640 IC2 EPR-12368-24
Super Monaco GP	June 1990*	610-0239-39		512KB (Megadrive)
Super Real Basketball	January 1989*	610-0239-32 837-6963-32	171-5782	512KB (Megadrive). ROM not reversed	IC1 MPR-12904F IC2 EPR-12368-32
Super Thunder Blade	August 1988*	610-0239-03		512KB (Megadrive)
Tetris	January 1989	610-0239-22 837-6963-22	171-5834	128KBx2 (Megadrive). Interlacing ROM files into single 256KB file works.	IC1 MPR-12356F IC2 MPR-12357F IC3 EPR-12368-22
The Revenge of Shinobi	September 1989*	610-0239-28 837-6963-28	171-5782	512KB (Megadrive)	IC1 MPR-12675 S44 IC2 EPR-12368-28
Thunder Force II	April 1989*	610-0239-11		512KB (Megadrive)
Tommy Lasorda Baseball (aka Super League)	May 1989*	610-0239-35 837-6963-35	171-5782	512KB (Megadrive)	IC1 MPR-12706F IC2 EPR-12368-35
Turbo OutRun	December 1991*	610-0239-61 837-6963-61	171-5782	512KB (Megadrive)	IC1 MPR-14674 IC2 EPR-12368-61
World Championship Soccer	May 1989*	610-0239-21 837-6963-21	171-5782	512KB (Megadrive)	IC1 MPR-12607B IC2 EPR-12368-21
Wrestle War	1991*	610-0239-48 837-6963-48	171-5782	512KB (Megadrive)	IC1 MPR-14025-F IC2 EPR-12368-48

*Copyright based on contents of ROM file

Sega Mega-6

Name	Copyright	Serial number	Board number	Notes
Alien Syndrome		610-0240-05	Mark-III
Ghouls'n Ghosts		610-0240-11
Jyuohki		610-0240-01
Out Run
Shinobi		610-0240-06
Space Harrier II
Super Thunder Blade
Tetris		610-0240-07

Writing cartridges

For 27C800 chips (1MB ROM files)

No adapter

To verify it is blank

minipro -p M27C800@DIP42 --blank_check

To write a ROM file

> minipro -p M27C800@DIP42 -y -w rom.bin

For 27C400 chips (512k ROM files)

Using the ADP_D42_EX-A adapter, place chip with one pin empty at the top.

To verify it is blank

> minipro --device HN27C4000G@DIP40 --skip_id --blank_check

> minipro -p HN27C4000G@DIP40 -r dump.txt -y; hexdump -v -e '1/1 "%02X\n"' dump.txt | grep -v '^FF$' >/dev/null && echo "NOT blank" || echo "Blank"

To write a ROM file

> minipro -p HN27C4000G@DIP40 -y -w rom.bin

For M27C256B chips

Don't use the adapter. Insert as denoted on the device.

To verify it is blank

> minipro --device 'M27C256B@DIP28' --skip_id --blank_check

To write a ROM file

> minipro -p M27C256B@DIP28 -y -w rom.bin