Sony ZRD-1 Service Manual page 56

5. Remove the six screws, then remove the UP-13 board and UC-1 board integrated block.
6. Disconnect the two harnesses from the connectors (CN1507 and CN1509) on the UC-1 board.
7. Remove the four screws, then remove the UP-13 board.
8. Remove the four screws, then remove the UP bracket.
9. Peel off the radiation sheet (FPGA).
UP-13 board
UP bracket
Radiation sheet (FPGA)
4-16 (E)
PSW
3 8
UC-1 board
UP-13 board and UC-1 board
integrated block
PSW
3 8
PSW
3 8
Harnesses
CN1507
CN1509
ZRD-1/ZRD-2