JVC UXL46V
Service Manual

UX-L46V/UX-L36V
Removing the Main board/ the Heat sink board (See Fig.11~13)
Remove the metal cover, the rear cover and the rear panel. 1. Disconnect the card wire from connector CN902, CN903, CN904 and CN905 on the main board and remove the CD-R/RW mechanism assembly. REFERENCE: Refer to the method of removing the CD-R/RW mechanism assembly and Fig.8. 2. Disconnect the vocal board from connector CN920 on the main board. REFERENCE: The vocal board can be detached without removing the main board. 3. Remove the two screws I attaching the main board. 4. Disconnect the card wire from connector CN931, CN935, CN933, CN934, CN913, CN901, CN900 and CN917 on the main board. 5. Remove the band f and disconnect the card wire from connector CN951 on the power transformer assembly. Remove the main board / the heat sink board from the body. 6. Release the joint e of the main board and disconnect connector CN944 and CN945 of the heat sink board from connector CN915 and CN916 of the main board respectively. 7. Remove the two screws J attaching the heat sink bracket and heat sink board. Fig.12
Main board Heat sink CN915 CN916 Main board Optical digital board CN905 CD-R/RW mechanism assembly

CN902 CN904 CN903

e

I

I

Fig.11

Main board CN920

Vocal board

Main board Heat sink

CN933

CN931 CN935

J

CN934 CN900 CN913

CN917 CN901

f
CN951 Power transformer assembly

CN945 CN944

Heat sink board

Fig.14

Fig.13

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