HP LaserJet Enterprise 500 Service Manual - Page 194

Interconnect board (ICB) Before proceeding, remove the following components: ● Toner collection unit. See Toner collection unit on page 79. ● Formatter. See Formatter PCA on page 81. ● Right rear cover. See Right rear cover on page 109. ● Left cover. See Left cover on page 111. ● Rear cover and upper rear cover. See Rear cover and upper rear cover on page 124. NOTE: It is not necessary to separate the upper rear cover from the rear cover to remove the interconnect board (ICB). Remove the ICB WARNING! Do not remove the ICB from a product and then install it into a different product. Failure to follow this warning will result in severe damage to that product and cause it to be unusable. HP recommends that if you remove and replace the ICB, you should destroy the discarded ICB so that it can not accidentally be installed in a different product. CAUTION: ESD sensitive part. 1. Disconnect one connector (callout 1; J105) from the DC controller, and then remove one screw (callout 2). NOTE: To locate DC controller connector locations, see DC controller PCA on page 284. Figure 2-125 Remove the ICB (1 of 3) 1 2 158 Chapter 2 Removal and replacement ENWW