e34 cluster not working

[allerston]

after changing all 4 caps. on the cluster taught all was gonna be ok but it was not now i only got a battery light, oil light, park light, and abs working all gauges and matrix don't work even if i do a self test no joy
did everything step by step on this site
E34 535I instrument cluster repairs (http://home.comcast.net/~fongman1/repairpages/instrumentclusterrepair.html)
what can be wrong?