Williams Defender User Guide

16P-3000-103

This booklet provides operation, auditing, adjustment, and diagnostics for DEFENDER.

POWER TURN ON

With power first applied, a sound is produced, general illumination comes on, and
random patterns appear on the CRT as the game sequences through RAM, ROM, and
battery checks. The game then comes up in game over. Messages are displayed for RAM
or ROM failures; refer to Power Up and Reset RAM/ROM Tests. If the game comes up in
Bookkeeping, turn the game OFF and back ON.

a. If the game now sequences through the tests and then comes up in game over,
the bookkeeping totals have been reset to zero.

b. If the game still comes up in bookkeeping, open coin door and turn the game
OFF and ON. The game will now sequence through the tests and come up in
bookkeeping. This is an indication of battery failure and the game has reverted to
factory settings. To return to game over:

1. Set switch to MANUAL-DOWN.

2. Depress ADVANCE to display Function 28.

3. Set switch to AUTO-UP and depress ADVANCE.

GAME OPERATION

GAME START - Insert coins - credits are displayed on CRT. Press 1 or 2-player
start.

PLAYER CONTROLS

UP-DOWN Switch – maneuvers player ship.
REVERSE Switch - reverses player ship direction.
THRUST Switch - controls player ship speed.
FIRE Switch - activates laser gun.
HYPERSPACE Switch - warps rocket to another quadrant, danger of possible
annihilation.
SMART BOMB Switch - destroys all alien ships on screen. A maximum of 3* per play.

GAME PLAY

Destroy alien ships and missiles. Rescue humanoids, pick them up, and return to
surface. Destroy all enemy ships for humanoid bonus and additional alien waves.
Bonus ships and Smart Bombs provided every 10,000* points.

HIGH SCORE SIGNATURE

Use UP/DOWN to select letters and FIRE button to lock in letter.

* Indicates adjustable features.

BOOKKEEPING AND EVALUATION TOTALS (Functions 1-7)

Function

1. In game over mode, set switch to AUTO-UP and depress ADVANCE. The CRT
indicates Function 1 and total left chute coins.

2. Records audit totals and depress ADVANCE for functions 1-7. To review a total
that has been advanced past, set switch to MANUAL-DOWN and depress ADVANCE.
Functions are displayed one at a time as follows:

1 0 (Total) COINS LEFT
2 0 (Total) COINS CENTRE
3 0 (Total) COINS RIGHT
4 0 TOTAL PAID (Games)
5 0 (Total Bonus) SHIPS WON
6 0 TOTAL (Play) TIME (Minutes)
7 0 TOTAL SHIPS (Played)

3. Operate ADVANCE to display Function 28, SPECIAL FUNCTION. From Function 28
you can return to game over or zero audit totals and return to game over.

4. With switch set to AUTO-UP, perform a. or b. as desired.
a. To return to game over depress ADVANCE.
b. To zero audit totals and return to game over, operate HIGH SCORE RESET to
indicate "35" on CRT for Function 28 and then depress ADVANCE.

GAME ADJUSTMENTS (Functions 8-21)

l. In game over mode set switch to AUTO-UP and depress ADVANCE. The CRT
indicates Function 1 and total left chute coins.

2. To raise Function number on CRT, operate ADVANCE pushbutton with switch set

to AUTO-UP. To lower Function number operate ADVANCE with it set to MANUAL-DOWN.

3. With desired Function indicated, raise adjustment value by operating HIGH

SCORE RESET with switch set to AUTO-UP; 1ower value by operating HIGH SCORE RESET
with it set to MANUAL-DOWN. Value left on CRT is new setting. For values, see below
and, for pricing, Table l.

4. Repeat steps 2 and 3 until all desired adjustments have been made.

5. Operate ADVANCE until 28 0 SPECIAL FUNCTION is indicated on CRT. From

Function 28 you can return to game over or restore factory setting. Perform step 6
or 7 as desired.

6. To return to game over, depress ADVANCE with switch set to AUTO-UP.

Function Tota1* Description

8 10,000 BONUS SHIP LEVEL(O=No Bonus ships)

9 3 SHIPS PER GAME
10 3 COINAGE SELECT
11 1 LEFT COIN MULT
12 4 CENTER COIN MULT
13 1 RIGHT COIN MULT
14 1 COINS FOR CREDIT
15 0 COINS FOR BONUS
16 0 MINIMUM COINS
17 0 FREE PLAY (Set to 1 for Free Play)
18 0 STARTING DIFFICULTY: O=LIB; 1=MOD; 2=CONS
19 10 PROGRESSIVE WAVE DIFFICULTY LIMIT> 4-25

20 1 BACKGROUND SOUND 0 =OFF 1 = ON
21 5 PLANET RESTORE WAVE NUMBER
22 0 NOT USED
23 0 NOT USED
24 0 NOT USED
25 0 NOT USED
26 0 NOT USED
27 0 NOT USED
28 0 SPECIAL FUNCTION

Tota1* Description

* Factory Settings

e.g. 5=LIB; 10=MOD; 15=CONS

* Factory Settings

COIN DOOR MECHANISM CREDITS
All USA Variants ˜1/25¢, 5/$1

1DM, 5DM
20-Cent, 50-Cent
1 Franc, 5 Franc l1/2F, 3/5F only 04 01 16 06 02 00 00
25 Cent,
1 Guilder
5 Franc,
10 Franc
1 Franc, 2 Franc l2/1F 5/2F 02 00 04 01 04 00 00
100 Lire, 200 Lire ˜1/200 Lire 00 01 00 02 02 00 00
Twin Coin l1/1 Coin

1 Unit, 5 Unit l1/2, 3/5

l Indicates standard price settings by adjusting only Function 10. For other price

settings, set Function 10 to 00 and set. Functions 11 through 16 to the values
indicated in the chart.

˜2/50¢, 5/$1

l1/25¢, 4/$1

˜2/50¢, 4/$1
˜1/50¢, 3/$1, 4/$1.25
˜1/50¢, 3/$1, 7/$2

l1/50¢, 3/$1, 6/$2
l1/50¢
l1/1DM, 6/5DM

˜1/20¢, 3/50¢

l1/25¢, 4/1G

˜1/25¢, 5/1G

l1/5F, 2/10F
l1/10F

l1/2 Coins

˜1/3 Coins, 2 5 Coins

˜1/1, 5/5
˜1/3, 2/5

10 11 12 13 14 15 16
00

01

00

01

03

01

00

01

00

03

00

12

01

01

05

01

02000601000001010102000000

06000101000004040101000400

07080101000002020102000000

03

01

05

01

00

02

04

01

00

01

00

02

FUNCTION

04
04

04

04
12
48

04
04

04
04

00

00

00
00

01

01

01

01

01
03
12

01
01

01
01

02

06

05
10

04

01

04

01

00

01

00

04

15

14

96

02

04

02

00

01

00

02

00

05

00

02

00

01

00

05

00

Table 1. Standard and Custom Price Settings

7. To restore factory settings and zero audit totals:

a. Operate HIGH SCORE RESET in AUTO-UP to indicate "45" on CRT for Function 28.
b. Depress ADVANCE. The game returns to Audit Function l.
c. Set switch to MANUAL-DOWN and depress ADVANCE to indicate Function 28 on the CRT.
d. Set switch to AUTO-UP and depress ADVANCE.

RESETTING HIGH SCORE FEATURE

To reset the high score to the factory setting and erase signatures, depress
HIGH SCORE RESET in game over mode.

00
02

00

02
00
24

00
00

00

00

00

00
00

00

00

00
00

POWER-UP AND RESET RAM/ROM TESTS

Test initiated at power turn-on and after depressing RESET pushbutton on CPU/Video
Board.

RESULT

PASS

FAIL RAM

FAIL ROM

CRT

INDICATION

INITIAL

TESTS OK

RAM TEST

FAILED

ROM TEST

FAILED

LED

INDICATION

llll

4 LEDs blink
twice

l¡¡l

1st and 4
LED’s light

th

None

CORRECTIVE ACTION

None

Depress ADVANCE in
MANUAL-DOWN while
failure message is
displayed to enter
Diagnostics.