NEC NDA-24300 manual EMA Card Replacement Procedure, Insertion of New HFD Into CPR

Models: NDA-24300

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UNIT/CIRCUIT CARD REPLACEMENT PROCEDURE

(5) Lastly, insert the new HFD into the CPR. Then, fasten the two screws as shown in Figure 4-13.

ATTENTION

Contents

Static Sensitive

Handling

Precautions Required

By using the two screws, fasten the new HFD onto the CPR.

LPM

HFD (PZ-IO27/PZ-IO28)

Figure 4-13 Insertion of New HFD Into CPR

1.3.2EMA Card Replacement Procedure

The EMA (PH-PC40) card is mounted in Slot No. 04 of the LPM. The main func- tions of the card are as follows:

Designation of ACT/STBY status of the CPU and forced changeover of the sys- tem

ATTENTION

Contents Static Sensitive

Handling Precautions Required

Shutoff of the system’s power supply and detection of rising temperature within the system

Music source for Music-On-Hold (for 1-IMG system only)

Control of the NCU (PA-M53) card

CHAPTER 4

NDA-24300

Page 258

Issue 1

Page 285
Image 285
NEC NDA-24300 manual EMA Card Replacement Procedure, Insertion of New HFD Into CPR