Kaypro 2 - 15-05.TIFF

KAYPRO 2 AND 4 SYMPT<M-FIX WIIE (CQll'"D)
\
CCNDITICN
Both drive LEDs
are on, won I t
1xlot
Drive A LED only
on during reset
No LED on drive A
at any time
eanputer bcx:>ts
CP/M, but no A>
pranpt appears
Rattling sound
fran drive when
accessing
PCSSIBLE CAUSE
Problem on po.ver-up
Diskette has no CP/M
De fecti ve rrainboard
select jumpers on
drives incorrect
Drive select jumperin:J
incorrect
Data cable poorly
connected
De fecti ve data cable
De fecti ve drive A
De fecti ve rrainboard
Defective diskette
De fecti ve rrainboard
Defective drive
De fecti ve rrainboard
15-5
RECCM1ENDED AcrICN
Reset rna.chine
Try kno.vn good sysgenned diskette
Replace rrain1x>ard
Check select jumpers
Check jumperin:J on drive A
Check all connections on data
cable
Replace data cable
Replace drive A
Replace main1x>ard
Try J<no,.vn good, sysgenned diskette
Replace rna.inboard
Replace the diskette drive
Replace rna.in1x>ard