Jvc FXF 3000 R Service Manual Part 1

Page 2

CA-F3000

- Safety Precautions

1.The design of this product contains special hardware and many circuits and components
specially for safety purposes. For continued protection, no changes should be made to the
original design unless authorised in writing by the manufacturer. Replacement parts must
be identical to those used in the original circuits.

2. Any unauthorised design alterations or additions will void the manufacturers guarantee;
furthermore the manufacturer cannot accept responsibility for personal injury or property
damage resulting therefrom.

3. Essential safety critical components are identified by (A) on the Parts List and by shading
on the schematics ,and must never be replaced by parts other than those listed in the
manual. Please note however that many electrical and mechanical parts in the product have
special safety related characteristics. These characteristics are often not evident from visual
inspection. Parts other than specified by the manufacturer may not have the same safety
characteristics as the recommended replacement parts shown in the Parts List of the service
manual and may create shock,fire,or other hazards.

4. The leads in the products are routed and dressed with ties, clamps, tubings, barriers and
the like to be separated from live parts, high temperature parts, moving parts and/or sharp
edges for the prevention of electric shock and fire hazard. When service is required, the
original lead routing and dress should be observed, and it should be confirmed that they
have been returned to normal, after re-assembling.

Warning

1. Service should be performed by qualified personnel only.
2. This equipment has been designed and manufactured to meet international safety standards.

3. it is the legal responsibility of the repairer to ensure that these safety standards are
maintained.

4. Repairs must be made in accordance with the relevant safety standards.
5. It is essential that safety critical components are replaced by approved parts.
6. If mains voltage selector is provided, check setting for local voltage .

1-2

Page 4

CA-F3000

Instruction Book

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1

Page 28

AX-F3000

(4) Removing the Rear panel ®
1. Remove the top cover. I
2. Remove the 9 screws ®.
(Universal t ezRemove the 2 screws
@0 y" 2%: :69: Egg: 0 El
3. Remove the rear panel.
0 o o
oo 4&3 M
® ®'
I l ®
®
(5) Removing the Commutation & system
connector P.C.B(ENB-241-2) l l f\ [\ l'\

2-6

1. Remove the top cover. [
2. Remove the rear panel.
3. Disconnect the CN606,CN607,CN604.
4. Remove the Commutation & system
connector PCB. 13
B
UTATION&
SYSTEM
33 CONNECTOR
35 CNS PVCVB(ENB-241~2)
I |
(6) Removing the Input & select P.C.B
(ENH-296<2)
1. Remove the top cover and front panel g cm
assy. 3
2 Remove the rear panel. 34-04203
3. Remove the Commutation & system lcuzoz |NPUT&SELCT j
connector P.C.B. ' P-C-3(ENH-296-2) :l
:l
4 Remove the a screw ®. ® r_
n :1
MAIN VOL. PLB
(ms-241.4) ®
® E73273-003 ® sase3ooscc

Page 29

AX-F3000

N

Remove the rear panel.

(7) Removing the Main P.C.B (ENH-296-1)
1. Remove the top cover and front panel assy.

3. Remove the Commutation 81. system connector P.C.B.
4. Remove the 2 screws ® holding the main P.C.B,and the 4 screws © holding the heat sink
bracket.
5. Remove the heat sink with the main P.C.B.
PRE-DRIVER P.C.B
(ENH-296-3)
I
© . - /
5% , ,
E J / I:
.P @4 gun-LG)
MAIN VOL ' \
P.C.B - / ' l=l
(ENB241'4r/ MAIN P.C.B REGURATOR
(ENH-296-1) \# P-C-B
, (ENE-24H)
fl :
K L I I
|NPUT&
SELECT P.C.B, _ -'
(mu-29w) Latr- '13:!"
©
® SBSGSOOSCC © SBST3006CC

2-7