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Search: Posts Made By: cpiac64
Forum: support.Hardware 01 July 2020, 19:28
Replies: 7
Views: 196
Posted By cpiac64
Dil8 and Dil14 are for 68882 the aca work...

Dil8 and Dil14 are for 68882

the aca work with another 4 pin and multiplier
Forum: support.Hardware 24 June 2020, 18:56
Replies: 29
Views: 878
Posted By cpiac64
c306 leakage

c306 leakage
Forum: support.Hardware 23 June 2020, 13:49
Replies: 29
Views: 878
Posted By cpiac64
check U5 and U8

check U5 and U8
Forum: support.Hardware 16 June 2020, 16:20
Replies: 29
Views: 878
Posted By cpiac64
df1 without df0 work?

df1 without df0 work?
Forum: support.Hardware 06 June 2020, 00:19
Replies: 68
Views: 4,033
Posted By cpiac64
found 74ls07 dead don't reset when i estract...

found 74ls07 dead

don't reset when i estract the caddy
Forum: Hardware pics 05 June 2020, 18:12
Replies: 8
Views: 776
Posted By cpiac64
and 48 pin are availlable?

and 48 pin are availlable?
Forum: support.Hardware 30 May 2020, 23:13
Replies: 20
Views: 1,104
Posted By cpiac64
sometime a ceramic cap go to short, but if 5 volt...

sometime a ceramic cap go to short, but if 5 volt are ok, continue investigation
Forum: support.Hardware 29 May 2020, 14:12
Replies: 20
Views: 1,104
Posted By cpiac64
remove all chip connected to reset and power on...

remove all chip connected to reset and power on for verify if reset is 5volt or not
Forum: support.Amiga Forever 28 May 2020, 21:01
Replies: 6
Views: 726
Posted By cpiac64
only with...

only with https://www.vesalia.de/e_catweaselmk4.htm i suppose
Forum: support.Hardware 27 May 2020, 23:23
Replies: 20
Views: 1,104
Posted By cpiac64
long time ago i have repaired one, trace broken...

long time ago i have repaired one, trace broken under U480
Forum: support.Hardware 27 May 2020, 21:15
Replies: 20
Views: 1,104
Posted By cpiac64
first check 5 volt and reset

first check 5 volt and reset
Forum: support.Hardware 25 May 2020, 09:36
Replies: 23
Views: 1,508
Posted By cpiac64
if you have a tester, you can check some point ...

if you have a tester, you can check some point


read the pinout of simm and chek only address go to chips buffer
Forum: support.Hardware 24 May 2020, 22:46
Replies: 23
Views: 1,508
Posted By cpiac64
i have repaired a blizzard iv and sold some moths...

i have repaired a blizzard iv and sold some moths ago, the card have a problem with fastram, solved add a wire from cpu and simm socket, now work fine with 128mb

please boot form df0: without s-s...
Forum: support.Hardware 10 May 2020, 13:56
Replies: 3
Views: 319
Posted By cpiac64
new fat-agnus socket?

new fat-agnus socket?
Forum: support.Hardware 09 May 2020, 09:18
Replies: 16
Views: 521
Posted By cpiac64
cia test?

cia test?
Forum: support.Hardware 07 May 2020, 09:01
Replies: 19
Views: 1,429
Posted By cpiac64
i can repair your mobo

i can repair your mobo
Forum: request.Old Rare Games 01 May 2020, 18:26
Replies: 29
Views: 1,869
Posted By cpiac64
i have, send me an e-mail

i have, send me an e-mail
Forum: support.Hardware 27 April 2020, 10:55
Replies: 68
Views: 4,033
Posted By cpiac64
thanks for the tips i am electrician, i repair...

thanks for the tips
i am electrician, i repair commodore/amiga since 1990
i use one psu original for a500 and one meanwell for a570

now remove and verify the 7407 and recap
Forum: support.Hardware 26 April 2020, 16:59
Replies: 68
Views: 4,033
Posted By cpiac64
black screen both, but if use cd-rom from first...

black screen both, but if use cd-rom from first on second, work
Forum: support.Hardware 26 April 2020, 16:55
Replies: 33
Views: 1,933
Posted By cpiac64
you can add a601 or add ram with Victor Trucco...

you can add a601 or add ram with Victor Trucco mod _https://www.victortrucco.com/Commodore/ExpansaoA600/ExpansaoA600

and exchange ram internal with external
Forum: support.Hardware 25 April 2020, 17:50
Replies: 68
Views: 4,033
Posted By cpiac64
double post

double post
Forum: support.Hardware 25 April 2020, 17:50
Replies: 68
Views: 4,033
Posted By cpiac64
sorry, my english is very poor how have you...

sorry, my english is very poor
how have you solved?
i have 2 a570 with problem and need tips
Forum: support.Hardware 25 April 2020, 14:02
Replies: 5
Views: 549
Posted By cpiac64
i suppose 1/4 watt

i suppose 1/4 watt
Forum: support.Hardware 20 April 2020, 10:04
Replies: 33
Views: 1,933
Posted By cpiac64
verify with amigapcb connection from first ram to...

verify with amigapcb connection from first ram to second

verify cas and ras
Forum: support.Apps 17 April 2020, 12:48
Replies: 5
Views: 662
Posted By cpiac64
win format cf amiga sometime use Loadwb and...

win format cf amiga sometime

use Loadwb and Endcli
Forum: support.Hardware 16 April 2020, 16:58
Replies: 6
Views: 549
Posted By cpiac64
add photoof adapter please Ciao

add photoof adapter please

Ciao
Forum: support.Hardware 08 April 2020, 14:32
Replies: 31
Views: 1,066
Posted By cpiac64
pack arrived now, in test soon

pack arrived now, in test soon
Forum: support.Hardware 06 April 2020, 21:52
Replies: 68
Views: 4,033
Posted By cpiac64
sorry for stupid question, have you turn go on...

sorry for stupid question, have you turn go on the a570?
Forum: support.Hardware 03 April 2020, 09:15
Replies: 31
Views: 1,066
Posted By cpiac64
send me the mobo to fix and the drive for check

send me the mobo to fix and the drive for check
Forum: support.Hardware 01 April 2020, 11:56
Replies: 31
Views: 1,066
Posted By cpiac64
the old drive need 5 and 12 volt verify on...

the old drive need 5 and 12 volt

verify on df0 if you have 5 and 12 volt
Forum: support.Hardware 01 April 2020, 11:52
Replies: 9
Views: 369
Posted By cpiac64
if you modify a500 (rev5 with 512k ext ram) or...

if you modify a500 (rev5 with 512k ext ram) or a2000 modified to 1 mega chip and insert a megachip, you can have 2 mega chip ram

sorry for my bad english
Forum: support.Hardware 31 March 2020, 15:01
Replies: 9
Views: 369
Posted By cpiac64
this megachip, add 1 mega only on some revision ...

this megachip, add 1 mega only on some revision

on rev 5 and rev 6 add 1 mega (total 1,5mega)

on cdtv add 1 mega (total 2 mega)

and work on some a2000
Forum: support.Hardware 30 March 2020, 21:05
Replies: 31
Views: 1,066
Posted By cpiac64
i can help you in italian language, send me a pm

i can help you in italian language, send me a pm
Forum: support.Hardware 29 March 2020, 22:33
Replies: 6
Views: 368
Posted By cpiac64
rtc? hct166 and hct174 connection?

rtc?
hct166 and hct174 connection?
Forum: support.Hardware 26 March 2020, 09:23
Replies: 1
Views: 201
Posted By cpiac64
Same prob in a4000d now i have modify the...

Same prob in a4000d

now i have modify the kit, removed diodes and other smd, soldered a diode bat42 and new coincell
Forum: support.Hardware 20 March 2020, 14:12
Replies: 7
Views: 365
Posted By cpiac64
i have changed some chips but nothing now i...

i have changed some chips but nothing

now i have used 2 drive chinon from my a2000 and all work

the df0: is a drive pc modded (juxx) with problem

thanks for support
Forum: support.Hardware 19 March 2020, 16:43
Replies: 7
Views: 365
Posted By cpiac64
the connection are the same on a2000 cable...

the connection are the same on a2000
cable twisted
df0: set ds0
df1: set ds1
Forum: support.Hardware 19 March 2020, 14:15
Replies: 7
Views: 365
Posted By cpiac64
i have changed u300, cable, drive and nothing...

i have changed u300, cable, drive and nothing (df1:????)

with only df0: work
with only df1: work
with both don't work df1:????
Forum: support.Hardware 16 March 2020, 09:32
Replies: 7
Views: 365
Posted By cpiac64
A4000d df1: don't work

this main have 2 cia changed, u350 is version 2 mega hertz, u300 is version 1 mhz, the test are ok, but df1: don't work


ds1 set and cable ok


i need change u300 with second version or need...
Forum: Nostalgia & memories 15 March 2020, 11:34
Replies: 77
Views: 7,568
Posted By cpiac64
Nebulus in 1988 new F1gp in 2015 used

Nebulus in 1988 new

F1gp in 2015 used
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