I/O Test - Sega TETRIS GIANT Owner's Manual

74
EXPLANATION OF TEST AND DATA DISPLAY
9-2-4 I/O TEST
Checks the operation of the coin meters and switches
connected to the SystemSp board.
The "1"s and "0"s displayed will differ based on game title.
9
1
Each item is explained below.
See "16-1 External Appearance" for the location of each of the switches on the SystemSP board.
SW1, SW2
TEST, SERVICE,
COIN1, COIN2
COIN METER1,
COIN METER2
IN_PORT0
IN_PORT1
IN_PORT2
G_PORT
2
When all checks are completed, press the TEST Button and the SERVICE Button simultaneously. The
SYSTEM MENU screen reappears.
When the switches SW1 and SW2 on the SystemSP board are operated, the display changes
from "OFF" to "ON."
When the switches TEST, SERVICE, COIN1, and COIN2 are operated, the display changes
from "OFF" to "ON."
When the switches COIN1 and COIN2 are operated, the display changes from "OFF" to
"ON." The coin meter operates simultaneously.
When the switches with connections to the 17-24 pins on CN9 are operated, the display
changes from "1" to "0."
When the switches with connections to the 41-48 pins on CN9 are operated, the display
changes from "1" to "0."
When the DIP switch (SW3) and the push switches (SW1, SW2) are operated or when the
switches with connections to the 5 and 6 pins on CN19 are operated, the display changes
from "1" to "0."
When the switches with connections to the 9-16 pins on CN10 are operated, the display
changes from "1" to "0."

I/O TEST

SW1 OFF
SW2 OFF
TEST OFF
SERVICE OFF
COIN1 OFF
COIN2 OFF
COIN METER1 OFF
COIN METER2 OFF
IN_PORT0 11111111
IN_PORT1 11111111
IN_PORT2 11110111
G_PORT 11111111
PRESS TEST AND SERVICE BUTTON TO EXIT