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SEM Replacement Procedure <br />1- Remove AC power to the console. <br />2. Open the front door of the console and locate the ECPU board [Figure 1 on page 61. <br />3. Replace the SEM as shown in Figure 10. Note: Either type SEM will only plug in one way. <br />1�— <br />Type 1 I i <br />Type 2 <br />-------- <br />� I - <br />SEM modules <br />I 1 (2 hypes) <br />I <br />1U. - <br />View A -A <br />TO KEYBOARD RX LEDILED2TX �6 <br />GRN - -•RED ------- J7 sw <br />J4 ,! , 1_ jI 9-------,; <br />----t <br />II a o 0 0 0 o c o 0 0 �� _� J tali-l�all al�al�al�aila l I allallal�all allay ISI -:y <br />__ _ ------ <br />-11 Z <br />IY_Ia,IIII W <br />I I 1 I I 1 I`t�lIl� 0- <br />I O <br />�OFTWARE MOD® <br />l I-1 <br />Y3 - <br />--t-- - - - - - - - - - - - - <br />I- <br />U32 ------------' <br />I I <br />------------ <br />I <br />Figure 10. Replacing SEM Module <br />consoles\sem replace. eps <br />4, Restore AC power to the console. The display will cycle through the warn boot screens (see step 7 of <br />'Replacing the EEPROM Chip' on page 15), <br />17 <br />