Data General NOVA ECLIPSE 6234 Service Manual page 57

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Data General Corporation (DGC) has prepared this manual for use by DGC personnel and customers as a guide to the proper installation, operation, and
maintenance of DGC equipment and software. The drawings and specifications contained herein are the property of DGC and shall neither be reproduced in
whole or in part without DGC's prior written approval nor be implied to grant any license to make, use, or sell equipment manufactured' In accordance herewith .
CHECK PHASE LEDS ON
READ WRITE AND CLOCK PCB.
IF MORE THAN TWO LEDS
ARE ON, REMOVE THE
CONTROLLER CABLE AT J2.
SEE FIGURE 4-13.
YES
TURN POWER OFF. PLUG
CONTROLLER CABLE BACK
INTO J2 OF READ WRITE
AND CLOCK PCB, FIGURE 4-13.
TURN POWER ON.
TURN POWER OFF
PLUG IN J4 OF THE
POWER SUPPLY PCB ANO
TURN POWER SWITCH ON.
YES
YES
TURN POWER OFF. PLUG IN
J3 OF THE POWER SUPPLY
PCB (SEE FIGURE 4-8
ANO TURN POWER SWITCH ON.
IF ANY FUSES BLOW, REPLACE
READ/WRITE ANO CLOCK PCB.
(SUBSECTION 5. 7).
FS-05833
REPLACE THE
READ WRITE AND
CLOCK PCB
(SUBSECTION5.7).
REPLACE THE
CONTROLLER
(SUBSECTION 5.1).
REPLACE SEALED
DATA
MODULE
(SUBSECTION 5.6).
TURN POWER OFF.
UNPLUG J1. J3, J4,
ANO J6 OF THE READ
WRITE ANO CLOCK
PCB. FIGURE 4-13.
TURN POWER ON.
TURN POWER OFF.
PLUG IN J1 ON THE
READ WRITE AND CLOCK
PCB. SEE RGURE 4-13.
TURN POWER ON.
TURN POWER OFF
PLUG IN J3 ANO J4
ON THE READ/WRITE AND
CLOCK PCB, TURN THE
POWER SWITCH ON.
TURN POWER OFF.
PLUGINJ60N
READ/WRITE AND
CLOCK PCB. TURN
POWER ON. IF ANY
FUSES BLOW, REPLACE
HOME TRANSDUCER
(SUBSECTION 5.10).
Figure 4-6.
Fuse Check Flowchart (3 of 3)
4-13
YES
YES
YES
REPLACE
READ WRITE ANO
CLOCK PCB
(SUBSECTION 5. 7).
REPLACE
CABLE
W6.
REPLACE SEALED
DATA
MODULE
(SUBSECTION 5.6).
015-000133