FUSE (F1)
D
CZ·3089
Before you can load a disk pack into the RMOS, you must have power on the system. You will not be able to raise the pack access cover without power to the system because of the solenoid latch lock. If the drive is already powered on, skip over the power application procedure and go directly to Paragraph 3.2.2.
3.2.1 Power-On Procedure
1. Turn on the ac and dc power circuit breakers on the RM adapter power supply.
2. Turn on all circuit breakers on the drive power supply control panel.
3. Ensure that drive blower starts to operate. Wait two minutes before loading a disk pack.
CAUTION
Failure to allow blower to operate for two minutes before installt ... tbe disk pack wHI not allow enough dme to purle tbe air system and may cause damage to tbe disk pack or beads.
4. Set LOCAL/REMOTE switch to desired position.
3.1.1 Disk Pack Loadinl Procedure
You must load a disk pack in the drive before performing any other drive operations. This procedure is described below.
CAUTION
Ensure tbat no dust or otber forelll' particles are ID tbe sbroud area. Also, ensure that tbe blowen oper-ate for at least two minutes before you install a disk pack. Tbis wHI allow tbe purgina of tbe blower sys-tem.
1. Check that the drive is powered on.
NOTE
The RMOS bas a power sequencinl feature designed to pre, eat a drl.e iD a daisy-c:haia from loinl tbroulb the start-up cycle while another drl.e in the cbain is in tbe start-up cycle. If a drl.e faUs to start-up, check that aU drl'e5 are eltber powered orr or ha,e completed the start-up cycle.
2. Raise pack access cover and ensure that the heads are fully retracted (Figure 3-4).
CAUTION
Heads tbat are not fully retracted may be clamaled or damage the disk pack. Non-fully retracted beads may indicate a seno problem. If beads are not fully retracted, DO NOT pusb on them. Contact mainte-nance personnel.
3. Disengage the bottom dust cover from the disk pack by squeezing the levers of the release mechanism in the center of the bottom dust cover (Figure 3-5). Set the cover aside in an uncontaminated storaae area.
4. Set the disk pack on the spindle. Avoid using force to place the disk pack on the spindle.
Twist the pack handle clockwise until it is secured to the spindle lock-shaft.
NOTE
The top dust co.er actuates tbe parklna brake wben the pack is set on the spiDdle. Actuatlal the brake holds the spindle statloaary wbUt the pack Is being installed. The brake cUcks wbeD it en.a.es.
PACK ACCESS COVER
PACK ACCESS COVER SOLENOID
Figure 3-4 Pack Access
TOP COVER
LATCH RELEASE
~ _ _ _ _ _ _ _ _ HINGE
GROUND STRAP PACK ACCESS COVER INTERLOCK SWITCH
CZ·0132
5. Lift the top dust cover clear of the drive and store it with the bottom dust cover.
6. Close the pack access cover immediately to prevent dust and other foreign matter from con-taminating the disk surfaces.
3.1.3 Spin-Up Procedure
Once the disk pack is in place and the pack access cover is closed, press the START switch on the operator control panel. The START indicator should come on immediately.
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Figure 3-5 RM05P Disk Pack
STORAGE CANISTER
BOTTOM DUST COVER
CZ-0137
NOTE
If the drive is In the LOCAL mode, the drive motor should start immediately and tbe beads load wben the motor is up to speed. If the drive is in the RE-MOTE mode, the drive motor will Dot start until tbe controller provides a po"er sequence signal. Then the motor will start and tbe beads load wben the m0-tor is up to speed.
3.2.4 Disk Pack Removal Procedure
Disk pack removal consists of removing the pack from the spindle, installing the dust covers, and put-ting the pack in a proper storage area. To do this, use the procedure given below.
1. Press the START switch to unload the heads and stop the drive motor. The READY light will go out immediately and the START light will go out when the disk pack has stopped
rotating. .
2. Open the pack access cover when disk pack rotation has stopped and the cover has unlocked.
3. Check that heads have fully retracted.
NOTE
Heads that are not fully retracted may be damaged or may damage tbe disk pack. NOD-fully retracted beads may indicate a seno problem. If heads are not fully retracted, 00· NOT push on tbem. Contact maintenance personnel.
4. Place the top dust cover over the disk pack so the post protruding from the center of the disk pack fits into the dust cover handle.
5. Turn the dust cover handle counterclockwise until the disk pack is free of the spindle. Avoid using force when removing the disk pack from the spindle.
6. Lift the top cover and disk pack clear of the drive and close the pack access cover.
7. Place the bottom dust cover on the disk pack and store the pack in a proper storage area.
3.1.S Spin-Down Procedure
To start the spin-down sequence, press the START switch. This will unload the heads. stop the drive motor, and extinguish the READY indicator.
NOTE
If the drive is In tbe LOCAL mode, tbe power off se-quence "III start Immediately. If tbe drive Is in tbe REMOTE mode, the sequence "UI start wben either the START switcb is pressed or tbe controller de-energizes tbe sequence power relay. In either case, tbe beads will unload, tbe drive motor will stop, and tbe READY indicator ,,11110 out.
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3.3 OPERATOR MAINTENANCE