Jvc RX 530 RBK Service Manual

Page 1

JVC
SERVICEMANUAL _

RX -530RBK

E; Area Suffix
6' M __ ... ____ _ _ _ _ as... theU.K.
o o o o o ' EF Continental Europe
,5 6 A .l___| Except Germany
'5 Q ..-o' 3 a "5 < V > __ EN Nordic Countries
¥/ __. G ..... Germany
B 6: '6 0:0 .. mm...
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Contents
Safety Precautions ........................ 1-2 Adjustment Procedures ................... 2-15
Instruction Book .......................... 1-3 Block Diagram ......................... 2-17
Description of Mqior ICs .................. 2-1 Printed Circuit Boards ................... 2-19
Internal Connection of Display ........... 2-12 Schematic Diagram ..................... 2-23
Disassembly Procedures .................. 2-13 Parts List ............................ 3-1
No. 20634U
May. 1997

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RX-530RBK

- Safety Precautions
1.

http : //getMANUAL . com

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.

.Any unauthorised design alterations or additions will void the manufacturer's guarantee;

furthermore the manufacturer cannot accept responsibility for personal injury or property
damage resulting therefrom.

. Essential safety critical components are identified by (A) on the Parts List and by shading

on the schematirsand 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.

.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.

1.

Warning

Service should be performed by qualified personnel only.

2. This equipment has been designed and manufactured to meet international safety standards.

3.

4.
5.
6.

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

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

Page 25

HX-530RBK

I SAA6579T(lC192) : Radio data system demodulator

1. Terminal Layout 2- Pin Function
V Pin ,
QUAL 1 16 CL No. Symbol IIO Function
DA 2 15 T57
Wei 3 14 X2 1 QUAL - Non connection
MUX 4 13 X1
VDD 5 12 V.» 2 DA 0 R05 data output
GND 6 11 GND
ON 7 10 GND 3 Vref 0 Reference voltage output
OUT 8 9 GND 4 MUX l Multiplex signal input
5 VDD - +5V supply voltage for analog part
6 GND -- Ground for analog part(DV)
7 CIN I Subcarrier input to comparator
8 OUT 0 Subcarrier output of reconstruction filter
9 GND - Ground for digital part (0V)
10 GND - Ground for digital part (0V)
11 GND - Ground for digital part (0V)
12 V00 - +5V supply voltage for digital part
13 X1 | Oscillator input
14 X2 0 Oscillator output
15 T57 - Non connection
16 CL 0 RDS Clock output

3. Block Diagram

. H2
E-b AljlAng-llNG -> BASNEPAss ---> RECONSTRUCT'ON oscfirliADmR QUAL'TV BIT -->I|
FlLTER (8th ORDER) "5" DIVIDER GENERATOR
A
E 4 ' -5 I
COSTAS LOOP BIPHASE
CLOCKED F VANABLE AND SYMBOL DIFFERENTIAL
E COMPARATOR 4... FIXWD DIVIDER I DECODER ._._; DECODER ' fl
[3 > # >3
E REFERENCE CLOCK TEST LOGIC AND OUTPUT
REGENERATION ------->
I VOLTEGE AND SYNC SELECTOR SWITCH E
L6_| L9J I19] lJJl

2-5

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FIX-530RBK

3-2

I Parts List Block No. M I M M
A Item Parts Number Parts Name (I'ty Description Area
I EFP-RX530RBKE (S FRONT PANEL ASSV 1
1-1 LEIOO79-OOGA FRONT PANEL 1
1-2 LE30351-001A WINDOW SCREEN 1
1-3 VJD5429-001 JVC MARK 1
2 LE30359-001A POWER BUTTON 1
3 FSJD4001-OOZ INDICATOR LENS 1 POWER
4 LE201 25001 A PUSH BUTTON 1
5 LE40137-001A INDICATOR LENS 7
7 LE30360-001A PUSH BUTTON 1 RDS
8 SDSFZGOBZ SCREW 13
9 SUSGSOOBN TAPPING SCREW 5
10 SBSGSOOBCC TAPPING SCREW 30
I1 LETOOB1-OOIA CHASSIS BASE 1
12 LE20126-OO2A FRONT BRACKET 1
13 LE30365-003AKP BRACKET 1
14 E63537-2235N P. '1. BOARD BRACKET Z
15 SBST3OOGCC TAPPING SCREW 5
16 LE40138-001A GU I DE BRACKET 5
17 VJF4039'OONSII FOOT ASST 4
18 SBSTSOIOZ TAPPING SCREW 4
19 E407321-0025N PUSH BUTTON 3
20 LE40264-001A PROTECTOR COVER 1
21 35102434102 PLASTIC RIVET 1
22 LE4OI 75-202A PROTECTOR COVER 1
24 VKZ4150-001 NUT 1
25 VWF1221-30TTB FLAT WIRE 1 "304
26 E309340-005SN HEAT SINK 1
27 E310171-001SN NEAT SINK BRACKET 1
28 E310172-001SN HEAT SINK BRACKET 1
29 LE40263-001A PROTECTOR COVER 1
30 573525-003 SCREW 8
31 ZSD2339LD/OPV/ S I . TRANSISTOR 2 0507, D575
32 23D23B9LD/OPY/ S I . TRANSISTOR 2 0508. 9575
33 E306232-006 FASTENER 1
A 34 OOT0154-003 POWER TRANSFORMER 1
35 E653B9-006 SPECIAL SCREW 4
36 E406309-002 SPACER 4
37 LE20127'001A REAR PANEL 1
38 E73273-006 SPECIAL SCREN 20
39 SBSTSOOGN TAPPING SCREW 2
A 40 0NP39E0200 POWER CORD 1 EF EN G
:33 0NP5530-0085BS POWER CORD I 33
A 41 01133771408 CORD STOPPER 1 EF EN G
A 0115377140838 P. I. BOARD STOPPER 1 BS
42 LE20131OOIA NETAL COVER 1
43 E405308003 SPECIAL SCREW 4
44 E309823$01$N VOLUME KNOB 1
A 45 ONF51E2-2RO FUSE 3 F801. F811. F812(T2 OA/ZSCW)
A 45 ONF51A2-RIOS FUSE 1 F802 (T0. IA/Z50V) EF EN G
A WP51E2-R1OSBS FUSE 1 F802 (TO. 1A/25OV) BS
47 LE40217-201A PROTECTOR COVER 1
48 E307572-001 VINYL TIE 1
- E409396-OO1 CAUTION LABEL 1