JVC AV32T25E/S
Instrukcja Serwisowa

AV32R25EKS AV32R250EKS

AV32R25EKS / AV32R250EKS DISASSEMBLY PROCEDURE
REMOVING THE SUB WOOFER UNIT & THE REAR COVER
1. Unplug the power c ord. 2. Remove the SUB WOOFER CORD from the AV TERMINAL BOARD. 3. Pull up the SUB WOOFER UNIT on the top of the rear c over upward. 4. Remove the 13 screws marked A as s hown in the Fig. 4. 5. Withdraw the rear cover toward you.

REMOVING THE SIDE SPEAKER
" After removing the rear cover. 1. Remove the 2 screws marked F, and remove the speaker holder as s hown in Fig. 4. NOTE : When removing the screws marked F of the speak er holder remove the lower side screw first, and then remove the upper one. 2. Remove the 2 screws G attac hing the speaker. 3. Follow the s ame steps when removing the other hand speaker.

REMOVING THE SIDE CONTROL JACK ASSEMBLY
" After removing the rear cover. 1. Remove the screw marked B as shown in the Fig.1. 2. While slightly raise the side c ontrol jack assembly, remove the 2 claws under the side control jac k assembly. 3. Disc onnect the c onnector �SR �, �SL�, �S�, �F� and �CN016� as shown in Fig. 5.

REMOVING THE AV TERMINAL BOARD
" After removing the rear cover. 1. Remove the 5 screws marked H as shown in the Fig. 4. 2. Remove the 2 claws marked I under the CHASSIS as s hown in Fig. 6. 3. Remove the AV TERMINAL BOARD slightly in the direction of arrow J as shown in Fig. 6. 4. After removing the craw K on the connector for SUB WOOFER, pull out the connector for SUB W OOFER. (Fig. 7)

REMOVING THE SIDE CONTROL PWB
" After removing the rear cover and side control jac k ass embly. 1. Remove the 3 claws C from back side of the side control jack assembly as s hown in Fig. 5. 2. Pull out the SIDE CONTROL PWB.

CHECKING THE PW BOARD
To check the back side of the PW Board. 1) Pull out the chassis . (Refer to REMOVING THE CHASSIS). 2) Erect the c hassis vertically so that you c an easily check the back side of the PW Board. [CAUTION] " When erec ting the chassis, be careful s o that there will be no contacting with other PW Board. " Before turning on power, make sure that the wire connector is properly connec ted. " When conducting a check with power supplied, be sure to c onfirm that the CRT EARTH WIRE (BRAIDED ASS�Y) is connected to the CRT SOCKET PW board.

REMOVING THE CHASSIS
" After removing the rear cover. 1. Slightly raise the both sides of the c hassis by hand and remove the two claws under the both sides of the chassis from the front cabinet. 2. Withdraw the chass is backward. (If necess ary, take off the wire clamp, connectors etc.)

REMOVING THE POWER & DEF. PWB
" After removing the chassis. 1. Remove the 3 screws marked D as shown in Fig. 4. 2. Remove the POWER & DEF. PWB upper. (If necess ary, take off the wire clamp, connectors etc.)

WIRE CLAMPING AND CABLE TYING
1. Be sure to clamp the wire. 2. Never remove the c able tie used for tying the wires together. Should it be inadvertently removed, be sure to tie the wires with a new c able tie.

REMOVING THE CENTER SPEAKER
" After removing the rear cover and chas sis. 1. Remove the 2 screws marked E as shown in Fig. 4. 2. Remove the center speaker. If necess ary, detach the c ables .

J
Connector SR SL SIDE S F CN016 CONT ROL PWB

AV SW PWB

WOOFER CORD

AV TERMINAL BOARD

C

AV TERMINAL BOARD

K
SUB WOOFER CORD

K I
CONNECT OR for

C
(Back view)

I Fig. 6 No.51968

SUB WOOFER

Fig. 5 8

Fig. 7