Tektronix DC 5010 Anleitung Seite 316

TURN POWER
SWITCH ON
POWER MODULE "ON"
YES
A
I S DISPLAY
I
CHECK POWER MODULE
I
I
CHECK POWER
I
I
SUPPLY VOLTAGES
I
No
I
I
RESET CIRCUIT
I
I
CHECK MICRO
-
PROCESSOR CLOCK
r
7
CHECK INTERRUPT
CLOCK U1 S20A ,B
J
CHECK
KERNEL
SIGNATURES
,
ERROR
CODE
CHECK INTERRUPT
CLOCK U l S 2 l A )B
A
YES
ACT I ON
SERIAL 1/0 ERROR
-
SEE INTERNAL SIGNATURE ANALYSIS
FIG. 8-6tDIGITALlt' FIG.8-8(ANALOG)r AND FIG.8-9(AUXILIARYl,
CH A COUNTER INTEGRITY ERROR
-
SEE TABLE 8-2 AND
COUNTER INTEGRITY TEXT DESCRIPTION
CH B COUNTER INTEGRITY ERROR
-
SEE TABLE 8-2 AND
COUNTER INTEGRITY TEST DESCRIPTION
RAM ERROR
-
SUSPECT U1410 O R CONNECTIONS
@
SUSPECT U1610
SUSPECT U13 1 1
@
RON PLACEMENT ERROR
-
SUSPECT U1618
@
ROM PLACEMENT ERROR
-
SUSPECT U1102 1 2
0
ROM PLACEMENT ERROR
-
SUSPECT U1201 1 2
0
ROM CHECKSUM ERROR
-
SUSPECT U1410
@
ROM CHECKSUM ERROR
-
SUSPECT U1610
@
ROM CHECKSUM ERROR
-
SUSPECT U1102
0
ROM CHECKSUM ERROR
-
SUSPECT U1201
0
SEE
TABLE
8- 1
Fig. 8-5. General troubleshooting flow chart.