Donkey Kong Junior (US set F-2)
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Display
Type: raster Vertical
Resolution: 256 x 224
Refresh: 60.61 Hz
Processors
Zilog Z80 @ 3.072 MHz
Intel 8257 DMA Controller @ 3.072 MHz
Fujitsu MB8884 @ 6 MHz
Audio
Discrete Sound
Channels: 1
Controls
Players: 2
Coin slots: 1
joy, 4-way, 1 button
joy, 4-way, 1 button
Components (from manual)
CONA-4 Transformer · Power transformer
CONA-5 Regulator · Voltage regulator
3D-1901 Switching IC · IC1 · Power switching control
3D-1901 Regulator · IC2 · Secondary voltage regulation
LS138 Logic IC · 3-to-8 line decoder
LS157 Logic IC · Quad 2-input multiplexer
LS174 Logic IC · Hex D-type flip-flop
LS175 Logic IC · Quad D-type flip-flop
LS273 Logic IC · Octal D-type flip-flop
LS245 Logic IC · Octal bus transceiver
LS244 Logic IC · Octal buffer/line driver
LM1889 Video IC · Video modulator
LM380 Audio IC · Audio power amplifier
2N2905 Transformer · Power supply transformer
7805 Regulator · 5V voltage regulator
7812 Regulator · 12V voltage regulator
SD-1601 Switching IC · Power supply switching control
24.576MHz Oscillator · Master clock oscillator
LS139 Logic · Decoder/demultiplexer
LS244 Logic · Octal buffer
LS273 Logic · Octal D flip-flop
2114 Memory · 1K x 4 Static RAM
LS374 Logic · Octal D flip-flop
LS138 Logic · 3-to-8 line decoder
MOS-FET Semiconductor · Basic element of machine semiconductor integrated circuits
PCBs (from manual)
Power Supply PP-7B
Switching power supply board
Switching power supply board
Video Monitor 20-EZV
20 inch CRT monitor assembly
20 inch CRT monitor assembly
Main Logic Board
Contains CPU and game logic
Contains CPU and game logic
Power Supply TF-7A
Switching power supply board
Switching power supply board
Power Supply TF-7B
Secondary power supply board
Secondary power supply board
CPU Board
Main processor and game logic
Main processor and game logic
Video Board
Video processing and character generation
Video processing and character generation
CPU P.C. Board
Main processor board
Main processor board
Video P.C. Board
Video processing board
Video processing board
CPU P.C.Board
Main processing board
Main processing board
Video Monitor
Display control board
Display control board
Fuses (from manual)
BR1 Bridge rectifier circuit
BR2 Bridge rectifier circuit
100~120V 5A x 1, 4A x 2, 0.3A x 1
220~240V 4A x 2, 3A x 1, 0.3A x 1
DIP Switch Settings
Data from MAME. On later hardware, game settings are typically in the Test/Service Menu, not DIP switches. Learn more
| Switch | Setting | Options | Default |
|---|---|---|---|
| SW1:1, SW1:2 | Lives | SW1:1 SW1:2ON ON 3 ✱OFF ON 4ON OFF 5OFF OFF 6 | 3 |
| SW1:3, SW1:4 | Bonus Life | SW1:3 SW1:4ON ON 10000 ✱OFF ON 15000ON OFF 20000OFF OFF 25000 | 10000 |
| SW1:5, SW1:6, SW1:7 | Coinage | SW1:5 SW1:6 SW1:7OFF OFF OFF 5 Coins/1 CreditOFF ON OFF 4 Coins/1 CreditOFF OFF ON 3 Coins/1 CreditOFF ON ON 2 Coins/1 CreditON ON ON 1 Coin/1 Credit ✱ON OFF ON 1 Coin/2 CreditsON ON OFF 1 Coin/3 CreditsON OFF OFF 1 Coin/4 Credits | 1 Coin/1 Credit |
| SW1:8 | Cabinet | OFF Upright ✱ON Cocktail | Upright |