COPYRIGHT © 1998 CANON INC. CANON NP6621 REV.0 FEB. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)A–22Composite Power Supply PCB (2/6)U2BL4-BATT24V+5FBT+3 12914 +-C408++++24V24V36V+5FBT+24V121 243124333 122+-53 121+-7643 12+-131110OVERCMRES+24VSEC+30VSECVFEEDBK-BATTVREF-UIOSC-UIFAN-ONCP-DATAOC39C50C43C49C44C46C45C48C47C42C41C36C22C28C29C33C25 C26C27C23 C24C34C32C37C35C31C30R48R49R50R209R53R54R56R55ZD1ZD2ZD3D19D20D18D16D17D14D22Q10Q9Q11Q8R208R44R43R39R38R34R36 R37R28R27 24VR26R25R24R32R31R30R29R33R35R47R42R45R41R40R52 R51R58R61R60R57R210R211R59R63R6224V36V24V36V24V24VU6U20U5U2CU2AL3D13D15D21U4U3U2D3 221134562132135611102314157218817131934122010141615561119FEED INOUTRES.OUTN.C.RES.INSYNCVSTARTVSN.C.GNDGNDGNDGNDC.DOOTCOMPR.DLYS.S.COSCROSCVREFC139Download service manual and resetter printer at http://printer1.blogspot.com