1-3. Replacing CRT
1. Loosen the screw of the MIC clamp and open the MIC clamp. 2. Remove the two screws (K2.6 x 4). 3. Remove the three hexagonal socket bolts (2.6 x 6) and remove the upper chassis. 4. Remove the two screws (P2 x 3.5) and the board bracket.
Upper chassis Board bracket K2.6 x 4
6. Remove the four screws and remove the CRT from the VF tube assembly. 7. Remove the CRT tube from the CRT.
CRT
PTP2.6 x 8 VF tube assembly Lug PTP2 x 6 PTP2.6 x 8 P2 x 3.5 CRT tube
MIC clamp
8. Remove the four screws and remove the microphone spacer. 9. Disconnect the connector CN21 on the LP-105 board.
P2 x 3.5 Microphone spacer K2 x 5 LP-105 board Hexagonal socket bolts 2.6 x 6
CRT K2 x 5
5. Disconnect the five connectors CN301, CN501 and CN502 on the VF-70 board, CN102 on the DF-58 board and CN263 on the VDA-41 board and the anode cable.
Anode cable CRT CN21
CN102
VDA-41 board DF-58 board
10. Install a new CRT in the reverse procedures of removal. n When installing the upper chassis, take care not to catch the harness between upper and lower chassis.