CIRCUIT CARD REPLACEMENT

TM 11-6625-3024-14/EE641-AC-MMA-010/E154 SYSEX/TO 33AA50-5-1-1

f. Read/Write Data and Error

Hook an extractor tool behind Read Data Test

jacks and pull straight out.

Circuit Card 6

1A2A6

Figure 5-1. Printed Circuit Card Removal (Continued)

5-10. CIRCUIT CARD REPLACEMENT

2. Remove the indicator cover (2) by pulling

straight out from the circuit card. (See Figure FO-

1. To install the circuit cards, insert the circuit

card in the edge guides. (See Figure FO-13, Cir-

cuit Card Location. )

3. Remove the lamp(s) (3) from the retaining

clip.

2. Push the circuit card into the frame assembly

until it mates with the rear edge connector. A firm

5-12. CIRCUIT CARD LAMP REPLACEMENT

pressure on the front edge of the circuit card will

engage the rear edge connector.

1. Install the new lamp(s) in the retaining clip.

3. Install the front panel using two screws, lock

CAUTION

washers, and flat washers (1) on each side of the

panel. (See Figure FO-13, Circuit Card Location.)

Make sure collar on the bulb is prop-

erly seated in the contacts. Failure to

5-11. CIRCUIT CARD LAMP REMOVAL

seat properly will result in transistor

driver burn out. See Figure FO-13.

CAUTION

2. Push the indicator cover (2) onto the switch

Never operate Exerciser with a lamp

flange.

missing from a socket.

3. Replace the front panel as described in par-

1. Remove front panel as described in para-

5-13