Replacing The Parts And Boards; Cautions Before Installation - Sony LMT-300 Service Manual

3-1. Cautions before Installation

. The Hard Disk Drives (HDD) are installed in this unit. The HDD is a precision, delicate part. The
causes such as shock, vibration and electro static discharge (ESD) to the unit, and the conditions of
temperature and humidity may damage HDD or its data.
Before installation, read fully the following cautions, and perform the installation with extra care.
. This unit is dedicated for SRX-R320. Install it to the specifi ed place according to the installation proce-
dure of this manual.
Cautions about shock and vibration
When transporting and moving;
. Pack the unit using the packaging materials specifi ed by the manufacturer.
. Use a vibration-less carriage.
. Avoid rough routes, and manage the cart gently.
When placing on a fl oor or table;
. Put a cushion on stable and horizontal place, and put the unit on it gently.
. Do not place the unit near vibrating equipments.
For the unit;
. Never hit the unit, and drop the tool on the unit.
Caution on current condition
. Turn off the power of the unit when removing HDD before installation.
. Never give any vibration or shock for about 30 seconds after the power is turned off before installation.
. Do not apply any current to the chassis in which HDD was removed during installation.
. Return HDD to the former slot corresponding to the No. label before applying the current after installa-
tion. (Refer to step 3 in Section 1-6)
Precaution for installing in SRX-R320
. Mount in the rack after removing all built-in HDD from the unit.
. When removing and reinstalling HDD in the case of the installation or transportation of this unit, be
sure to use this unit and HDD supplied with this unit in pairs and install it in the specifi ed place.
Caution about ESD
. Keep static-producing items such as plastics (air caps or others) away from the working area.
. When touching the HDD unit, be sure to wear a grounded earth-band to protect against ESD.
Cautions about temperature and humidity
. Temperature and humidity of storage and operating condition must be kept within the correct specifi ed
range.
. Never turn on the power with the cabinet is removed in consideration of the air-cooling effect.
LMT-300
Section 3

Replacing the Parts and Boards

3-1 (E)