Brother International HL 1850 Service Manual - Page 83
m/MgE3, m4C33, InzEsrms
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CHAPTER 3 THEORY OF OPERATION 1.3.4 SDRAM HL-1850 A 64M-bit SDRAM (x 32 bits) is used as the RAM. Kam 3- 93 1- .AME,A vro-I 41:0- 0 mr0 um-42 1- 0/M1 - 6/4 1-,O-Wa-sn ,-mt M - am 1-m/MgE3 1- .03V- nt 1-m4C3"3"allo 5 MIMI ' so10 tal[41 ,E 003- 9 voo3-3 VE02- 41 Ma VMS- 49 02,2 InzEsrms 0 1- 61.3%4 - 1,40/46EVA LEC Acnrel MO, Ea 23101 Ea taOl1 Es ' Au 03- 73 05-22 Acnriel / 2:003 m - 330- 0 vsso-73 YEEFEA EEC , Z34 [E3 10 ^S72 oao COI o33 m3 CO4 o 033 o37 COO Dais 73 30 no Oa no nO no 30 mis nom nom °ma OE0 m33 OAT MI DAT Ell MT [21 ' Naga, oar s EAT MI DAT [El • T DAT NA' T atraNe, mralffl okrA21 cool. 331' MD/ MI' cornsl pArmao, mra271 ` coral s warm, s OVA 01' okra 22, DAra1231` corn., CNA AI cArmas, cararn • LaarAal .330 lar93.CMEEE2 MAW' coralm,' CNTAMI.- Ed Fig. 3-8 oo 3-8