Logic Printed Circuit Board Assembly; Logic Pcba Connectors And Mounting Screws - Tandon TM-100-1 Operating And Service Manual

5.2 LOGIC PRINTED CIRCUIT BOARD ASSEMBLY (PCBA)
5.2.1 Unplug the eight (8) connectors on the Logic PCBA (see Figure 5-2).
FRONT
J3 READ /WRITE
HEAD CONNECTORS"K..I
I I I I I I I I
I.
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PS P6
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[ ' \ MOUNTING
SCREWS
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PB P9 PlO P11 P12 P13
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BACK
Figure 5-2
Logic PCBA Connectors and Mounting Screws
5.2.2 With a Phillips screwdriver, remove the two (2) mounting screws that attach the Logic PCBA to the
chassis (see Figure 5-2).
5.2.3 Slide the right side of the Logic PCBA toward the back of the disk drive about one-half (1 /2) inch.
5.2.4 Lift the Logic PCBA off of the disk drive.
5.2.5 Place the new Logic PCBA on the disk drive, reversing the procedure in Sections 5.2.1 through 5.2.3.
5.2.6 With a Phillips screwdriver, install the two (2) screws that attach the Logic PCBA to the rails.
5.2.7 Plug in all connectors, ensuring that they are in their proper slots (see Figure 5-2).
NOTE
Connector 6 is to be plugged in only on a single-sided drive.
5-3