JVC DR-MH300BE, Service Manual

(No.YD089)1-9

3.1.5 Remove the main board (See figure 8, figure 9)

• Prior to performing the following procedure, remove the top

cover, drive unit, HDD.

(1) Disconnect the card wire from connector 

CN4103

, 

CN4001

on the main board.

(2) Disconnect the socket wire from connector 

CN1101

,

CN1102

, 

CN7001

 on the digital board and display board.

(3) Disconnect the socket wire from connector 

CN3004

,

CN5303

 on the main board.

(4) Disconnect the power cord from connector 

CN5001

 on the

main board.

(5) Remove the six screws 

I

 attaching the main board.

(6) Remove the seven screws 

J

 attaching the rear panel with

main board.

(7) Remove the one screw 

K

 attaching the tuner.

Fig.8

Fig.9

3.1.6 Remove the display board (See figure 10)

• Prior to performing the following procedure, remove the top

cover, drive unit, HDD, front panel assembly.

(1) Disconnect the socket wire from connector 

CN7001

 on the

display board.

(2) Remove the two screws 

L

 attaching the display board.

Fig.10

Display board

CN5001

I

I

I

I

CN5303

Main board

I

I

CN7001

CN4001

CN1101

CN1102

CN4103

Digital board

CN3004

J

J

Rear panel

K

Display board

CN7001

L

L