JVC UXA70MDR
Service Manual

UX-A70MDR Removing the tuner & function board (See Fig.8)
Prior to performing the following procedure, remove the rear cover, the side panels and the top cover. 1. Disconnect the card wire from connector CN701, CN705, CN707, CN708 and CN721 on the tuner & function board on the right side of the body. Similarly, disconnect the harness from CN706. CAUTION: For the card wire connected to CN707, disconnect it after performing the following procedure 2 and 3. 2. Disconnect connector CN711 and CN712 on the tuner & function board from CN801 and CN802 on the main board by pulling them outward. 3. Disconnect connector CN703 and CN704 on the tuner & function board from CN603 and CN604 on the CD servo board by pulling them upward.
CN712 AC jack board CN704 CN701 CN707 CN705 CN721 CN706 CN708

CN703

CN711

Fig.8

Removing the AC jack board (See Fig.9)
Prior to performing the following procedure, remove the rear cover and the right side panel. 1. Remove the screw E on the right side of the body and release the AC jack board from the two joints c. 2. Disconnect the harness from connector CN805 on the AC jack board.
AC jack board Joints c

E

Fig.9

Removing the antenna terminal board (See Fig.10)
Prior to performing the following procedure, remove the rear cover and the left side panel. 1. Disconnect the card wire from connector CN1 on the left side of the body. 2. Remove the screw F and release the antenna terminal board from the joint d upward.
CN1

F
Fig.10

Joint d

Antenna terminal board

1-9