John's Arcade Forum - Classic Arcade and Pinball Collecting and Restoring Discussion Forum - RETRO MAME - Nintendo Vs Forum
April 28, 2024, 06:32:58 am *
Welcome, Guest. Please login or register.

Login with username, password and session length
News: Welcome to the John's Arcade Forum. Glad you made it! Smiley
 
   Home   Help Search Calendar Login Register  
Pages: [1]
  Print  
Author Topic: A/R II  (Read 1778 times)
0 Members and 1 Guest are viewing this topic.
goldtooth
Newbie
*
Offline Offline

Posts: 8


View Profile
« on: April 18, 2014, 03:26:48 pm »

i'm going to attempt to get my new dig dug project going. i need help testing my ar ii. i tested the power brick and everything is good. dont know where to go next...

am i testing the right pins? i read some boards need a load to test correctly, do i need the pcb plugged in?




Logged
John's Arcade
Administrator
Hero Member
*****
Offline Offline

Posts: 2097



View Profile
« Reply #1 on: April 18, 2014, 05:07:44 pm »

Test on the test points and then adjust the voltages with the pot.

Once you get them dialed in test the voltages again when the PCB is plugged in and under load.
Logged
goldtooth
Newbie
*
Offline Offline

Posts: 8


View Profile
« Reply #2 on: April 18, 2014, 05:11:12 pm »

the pot wont adjust it does nothing when i dial it up or down
Logged
John's Arcade
Administrator
Hero Member
*****
Offline Offline

Posts: 2097



View Profile
« Reply #3 on: April 18, 2014, 05:13:01 pm »

I haven't messed with an AR II since my Missile Command restore but maybe read this:

http://www.elektronforge.com/AdjustAtariPS.htm

Logged
goldtooth
Newbie
*
Offline Offline

Posts: 8


View Profile
« Reply #4 on: April 18, 2014, 05:21:55 pm »

thanks for the help
Logged
Pages: [1]
  Print  
 
Jump to:  

Powered by MySQL Powered by PHP Powered by SMF 1.1.21 | SMF © 2015, Simple Machines Install Simple Machines Forum Valid XHTML 1.0! Valid CSS!