8-2 Fresenius Medical Care 4008 4/09.03 (TM)
Section Page
8.16 P.C.B. LP 636 External connectors ............................................................................. 8-147
8.16.1 Description ...................................................................................................................... 8-147
8.16.2 Circuit diagram and component layout diagram ............................................................ 8-148
8.17 P.C.B. LP 638 Power supply ........................................................................................ 8-151
8.17.1 Description ...................................................................................................................... 8-151
8.17.2 Circuit diagram and component layout diagram ............................................................ 8-154
8.18 P.C.B. LP 639 Power logic ........................................................................................... 8-159
8.18.1 Description ...................................................................................................................... 8-159
8.18.2 Circuit diagram and component layout diagram ............................................................ 8-164
8.19 P.C.B. LP 950 Control board (HEP) ............................................................................. 8-171
8.19.1 Description ...................................................................................................................... 8-171
8.19.2 Circuit diagram and component layout diagram ............................................................ 8-176
8.20 P.C.B. LP 644-4 Display board (HEP) .......................................................................... 8-179
8.20.1 Description ...................................................................................................................... 8-179
8.20.2 Circuit diagram and component layout diagram ............................................................ 8-180
8.21 P.C.B. LP 645 Position sensor membrane pump...................................................... 8-183
8.21.1 Description ...................................................................................................................... 8-183
8.21.2 Circuit diagram and component layout diagram ............................................................ 8-184
8.22 P.C.B. LP 647 Power logic A (4008 B/S) ..................................................................... 8-187
8.22.1 Description ...................................................................................................................... 8-187
8.22.2 Circuit diagram and component layout diagram ............................................................ 8-190
8.23 P.C.B. LP 649-2 Display board (4008 B/S) .................................................................. 8-195
8.23.1 Description ...................................................................................................................... 8-195
8.23.2 Circuit diagram and component layout diagram ............................................................ 8-198
8.24 P.C.B. LP 742 Interference filter .................................................................................. 8-213
8.24.1 Description ...................................................................................................................... 8-213
8.24.2 Circuit diagram and component layout diagram ............................................................ 8-214
8.25 P.C.B. LP 743 Power control 2 (4008 B/S) .................................................................. 8-217
8.25.1 Description ...................................................................................................................... 8-217
8.25.2 Circuit diagram and component layout diagram ............................................................ 8-218
8.26 P.C.B. LP 744 Power control 1 (4008 B/S) .................................................................. 8-223
8.26.1 Description ...................................................................................................................... 8-223
8.26.2 Circuit diagram and component layout diagram ............................................................ 8-224
8.27 P.C.B. LP 747 Distribution board ................................................................................ 8-227
8.27.1 Description ...................................................................................................................... 8-227
8.27.2 Circuit diagram and component layout diagram ............................................................ 8-228
8.28 P.C.B. LP 748 Display board (BP) ............................................................................... 8-233
8.28.1 Description ...................................................................................................................... 8-233
8.28.2 Circuit diagram and component layout diagram ............................................................ 8-234
8.29 P.C.B. LP 763 Multi interface board ............................................................................ 8-237
8.29.1 Description ...................................................................................................................... 8-237
8.29.2 Circuit diagram and component layout diagram ............................................................ 8-240