Namco Point Blank 2 Amendment Technical Bulletin Manual

							TECHNICAL BULLETIN
POINT BLANK 2
Two problems have been identified on games with the following serial numbers:-
40482 to 40501 (inclusive)
40524 to 40563 (inclusive)
Only games with the above serial numbers are affected. All other games are correct.
Problems Identified
The loudspeakers have been wired ‘out of phase’ resulting in a loss of bass tone.
The master volume has been set too low.
Although the above problems will not cause any short or long term damage to the game
it is vital that these problems are rectified to maximise profit from these games.
The following instructions detail the remedial work required to improve the sound quality
of the game.
Parts Supplied
0.110” Receptacle 1off
0.187” Receptacle 1off
Tools Required.
No1 Pozi screwdriver
No2 Pozi screwdriver
M5 Security wrench
Wire cutters
Crimp tool 
						

							1.SWITCH THE GAME OFF.
2. Remove 5off security screw (M5x20) and remove the speaker mesh.
3. Remove 4off pozi head wood screws and remove the left speaker only sufficiently to
access the speaker connections.
Note: Take care not to damage the speaker cone.
4. Disconnect the speaker.
5. Cut off the 0.110” (smallest) receptacle from the white/violet wire and replace it with
the supplied 0.187” receptacle.
6. Cut off the 0.187” receptacle from the white/red wire and replace it with the supplied
0.110” receptacle.
7. Reconnect the speaker and reassemble in reverse order.
Speaker mesh
Security screw
(M5x20)
Pozihead wood screw
Pozihead woodscrew Left
speaker 
						

							Pozi head screw
 (with flat and spring washers) (M5
?12) Rack Assy
EMI Board
Connectors
 Earth terminal Toothed lock washer
Pozi head screw (M5x12)
Volume control
GUN I/F PC board
Flat head self -tapping 
screws (M3 
· 10) System 11 PC board
System 11 mother PC board
8. Open the back door and disconnect the connectors from the EMI Board.
9. Remove 2off pozi head screws (M5x12) from the rack assembly, taking care not to
lose the toothed washer behind the earth terminal.
10. Carefully withdraw the game pcb assembly from the rack assembly only sufficient to
gain access to the volume control on the System 11 Mother PC Board.
11. Turn the volume control clockwise to approx ¾ of its travel.
12. Ensure that the System 11 Mother PC Board edge connection is fully seated in the
edge connector housing of the EMI PC Board and reassemble in reverse order.
NOTE: Ensure that the earth terminal is refitted, with toothed washer, when
reassembling.
Rack Assy
Game PC board
EMI base