Namco Downhill Biker Operators Manual

Page 53 6-3-4 Monitor Test
1. Select “MONITOR TEST” on the menu screen to test and adjust the
Monitor. The following screen is displayed.
2. Use the Select Up/Down switch to choose the required item then press
the Enter button. To return to the Monitor Test Menu from a test pattern
press the Enter button.
3. Select “EXIT” and press the Enter button to return to the menu screen.
MONITOR TEST
GRADATION PATTERN..................................... (a)
CROSSHATCH PATTERN...

Page 54 6-3-5 Sound Test
1. Select “I/O TEST” on the menu screen to switches and lamps. The
following screen is displayed.
2. Use the Select Up/Down switch to choose the required item then press
the Enter button.
3. Use the Up/Down switch to change the setting.
4. Select “EXIT” and press the Enter button to return to the menu screen.
SOUND TEST

VOLUME FRONT L SP (0~64) 40.................................... (a)
FRONT R SP (0~64) 40.................................... (b)
REQUEST SONG NO....

Page 55
6-3-6 ADS Data
By selecting ADS Data from the menu screen, all of the bookkeeping 
details can be read and/or reset.
6-3-7 Others 1. Select “OTHERS” on the menu screen. The following screen is displa\
yed. 
2. Use the Select Up/Down switch choose the required item then press the Enter button.
3. Select “EXIT” and press the Enter button to return to the menu scr\
een. 
(a,) Displays game software version. 
(b) Allows the internal clock and calendar to be set.
(c) Used to test the PCB. (this...

Page 56
7, INITIALIZATION
Adjustments when Replacing Parts (Initialization) 
The following adjustments should always be performed after replacing the\
 
Game PC Board, ROM, or Control Potentiometers.
The game will not operate correctly if these adjustments are not made.
Note:After initialization perform “SWITCH TEST” ( see section 6-3 -3- 3 page  51)
and make sure “RIGHT OK” and “LEFT OK” is displayed when the\
 handle bar is turned fully right and left.
1. Slide the TEST switch ON while pressing the...

Page 57
8. MAINTENANCE
NOTE: 12 weeks after purchase, increase the torque of the crank nutto 450kgf/cm.  (refer to section 8-6  (6))
8-1 Daily Check 1. Pedal the machine, and ensure that the pedals rotate smoothly. 
2. Hold one of the pedals and check that the other peddle has no wobble.
3. Check that there is no movement along the pedal shaft.
4. If any shaft movement is found, tighten the pedal or crank. (see Sectio\
ns 8-5 & 8-6 page  63) 

Page 58
8-2 Replacing the Monitor
The monitor is heavy. At least two people are required to remove the monitor. 
1. Disconnect the bike assembly from the monitor cabinet first (see sectio\
n 5-2 page  37), to allow a safe and su fficient space to work
2. Remove the 2off upper security screw (M5x12) and slacken the 2off lower security screw (M5x12), and remove the monitor rear access panel.
3. Remove the pozi head screw (M4x10) and remove the Earth wire and connectors from the monitor.
4. Remove 10off...

Page 59 5. Remove 17off security screw (M5x16) and remove the monitor vac-form
and speaker grille.
6. Remove 4off pozi head screws (M5x20) with flat and spring washer and
remove the front support rail. 

Page 60 7. Remove 4off pozi head screw (M8x25) and flat washer, and remove the
monitor by tilting the top forward and lifting the monitor out.
Note:- Take care not to knock the neck of the monitor tube when handling as
it can be easily damaged and the tube destroyed. 

Page 61 8-3 Replacing the Fluorescent Tube or Starter
1. Remove 4off security screw (M5x16) and remove the top retaining bracket
and header acrylic.
2. Replace the fluorescent tube or starter.
3. Refit the header acrylic and top retaining bracket. 

Page 62
8-4 Replacing the Bike Potentiometer
1. Remove 3off security screw (M5x16) and remove the rear vac-form. 
2. Disconnect the connector. 
3. Slacken the grub screw (M4x6) and remove the potentiometer complete with bracket.
4. Replace the potentiometer taking care to connect the correct colour wire\
 to the correct terminal.
When replacing the potentiometer ensure that the locating tab on thepotentiometer engages in the hole in the mounting bracket.
5. Refit the potentiometer and bracket, and...