Disassembling The Case Lower Block - Sam4s ER-420 Service Manual

4 Disassembly and Assembly

4-2 Disassembling the Case Lower Block

4-2 A. Ass'y Printer
1. Open the ASS'Y COVER PRINTER(A) and lift it off. (Page9-1, 9-2)
2. Separate the GROUND WIRE(C-5ⓐ,ⓑ) from the ASS'Y CASE LOWER(E). (Page9-6, 9-11)
3. Remove the two screws(C-45) from the PMO-HOLDER PRINTER(C-7).(Page9-6)
4. Remove the two screws(C-45) of the PMO-PAPER SUPPLY (C-33). (Page9-6)
5. Separate the ASS'Y PRINTER(C) from the ASS'Y CASE LOWER(E). (Page9-11)
4-2 B. Ass'y Main PBA, Fiscal PBA and I/F PBA
1. Separate the nine harnesses(ⓓ,ⓔ,ⓜ,ⓥ,ⓦ,C-44,D-10,E-3,E-4) and remove the three screws(E-2).
Lift up the PBA-MAIN BOARD(E-8).(page9-11)
2. Separate the harness(ⓦ) and lift up the ASS'Y FISCAL BOARD(E-6) from the
PMO-CASE LOWER(E-18).(page9-11)
3. Separate the harness (ⓝ) and Remove the two screws(E-22). (page9-11)
4. Lift up the PBA-I/F BOARD(E-16).(page9-11)
4-2 C. Ass'y Power PBA, and Power Trans
1. Separate the harnesses( , )
2. Separate the TRANS-POWER (E-10) from the IPR-BRKT TRANS(E-21).(page9-11)
3. Separate the harnesses(ⓖ,ⓩ) and Remove the two screws(E-11). (page9-11)
4. Lift up the PBA SUB POWER SW(E-12) from the IPR-BRKT TRANS(E-21).(page9-11)
5. Remove the eight screws(E-13:2PCS, E-14:1PCS, E-15:2PCS, E-17:3PCS) and Separate
the IPR-BRKT TRANS(E-21) from the PMO-CASE LOWER(E-18).(page9-11)
4-2
ⓕ ⓜ and Remove the two screws(E-9). (page9-11)
SAM4S ER-420M/F SERIES