HP 7942 Service Manual page 82

DISPLAY
RESULTS
SWI TCH
DISPLAY
8.8
P. -
F .•
r.d.
U.2.
U.O.
U.1.
A.1. DISC DRIVE
ASSE~BLY
A.2. DEVICE DEPENDENT
CONTROLLER
A . 4. POWER SUPPLY
A.5. HOST DEPENDENT
CONTROLLER
A.6.CONNECTORS
0.0.
SELF TEST
SWI TCH
c.D
MESSAGE
DISPLAY TEST
SELF TEST PASS
SELF TEST FAIL
RELEASE DENIED
HOST DEPENDENT
CONTROLLER
DISC DRIVE
TAPE DRIVE
DISC DRIVE
FRA FAILED
DISC DRIVE SELF-TEST
SUBTEST FA I LED
6.8
SEE TABLE 4-1,4-2
8.S
AND 4-3 FOR CONDITIONS
S794:2A01
]
GO/NO-GO TEST RESULT
--HP-IB ADDRESS
]
UNIT FAILED
A.O. NOT DISCERNABLE. AN
ASSEMBLY FAILED AND
IT TESTED AS GOOD
A.1. DRIVE
UECHANIS~
(INCLUDES CAPSTAN
MOTOR AND HEAD
STEPPER MOTOR
A.2. DEVICE DEPENDENT
CONTROLLER
A.3.
READ/WRITE ASSEMBLY
A.4. DIRTY HEAD
A.5. HOST DEPENDENT
CONTROLLER
A.7. SERVO ASSEMBLY
A.S. HEAD STEPPER MOTOR
A.9. CAPSTAN MOTOR
(INCLUDES TACHOMETER)
0.0.
TAPE DRIVE
SELF-TEST
SUBTEST FAILED
. REFER TO TAPE DR I VE
SERVICE MANUAL
8.8. PART NO. 09144-90030
FOR DETAILS
Figure 4- 2. Rear Panel Self -Test Display
Service Inf orma tion
7942 and 7946
TAPE DRIVE
FRA FAILED
4-13