Manuale d’uso / di manutenzione del prodotto XR-C7500RX del fabbricante Sony Ericsson
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SERVICE MANUAL FM/MW/L W CASSETTE CAR STEREO AEP Model UK Model XR-C7500R/C7500RX E Model XR-C7500RX Model Name Using Similar Mechanism XR-C7300/C5300R T ape T ranspor t Mechanism T ype MG-25G-136 SPECIFICA TIONS XR-C7500R/C7500RX Dolby noise reduction man ufactured under license from Dolby Laboratories Licensing Corporation.
2 T ABLE OF CONTENTS 1. SERVICING NO TES ............................................... 2 2. GENERAL Location of Controls ....................................................... 3 Setting the Clock ....................................................
3 SECTION 2 GENERAL This section is e xtracted from instruction manual. 5 Location of controls 1 MENU button 9, 11, 12, 13, 15, 17, 18, 20, 21, 23, 24, 26, 27, 30, 31, 33, 34, 35 2 V olume control dia.
4 15 cm Installation Precautions • If you mount other Sony equipment with this unit, it is better to mount this unit in the lower position. • There must be a distance of at least 15 cm between the cassettes slot of the unit and shift lever to insert cassette easily .
5 Installation in the dashboard Instalaci ó n en el salpicadero Montera p å instrumentbr ä dan Instala çã o no tablier 1 2 3 Fire wall Panel cortafuegos Brands ä ker mellanv ä gg Painel corta-fogo Dashboard Salpicadero Instrumentbr ä da T ablier Bend these claws outward for a tight fit, if necessary .
6 Connections Cautions • This unit is designed for negative earth 12 V DC operation only . • Be careful not to pinch any wires between a screw and the body of the car or this unit or between any moving parts such as the seat railing, etc.
7 6 AMP REM AT T Max. supply current 0.3 A Corriente m á x. de alimentaci ó n de 0,3 A Maximal str ö mtillf ö rsel 0,3 A Corrente m á xima de 0,3 A to the interface cable of a car telephone al ca.
8 (XR-C7500RX: E).
9 Power connection diagram Auxiliary power connector may vary depending on the car . Check your car ’s auxiliary power connector diagram to make sure the connections match correctly . There are three basic types (illustrated below). Y ou may need to switch the positions of the red and yellow leads in the car stereo’s power connecting cord.
10 SECTION 3 DISASSEMBL Y SUB P ANEL ASS’Y MECHANISM DECK (MG-25G-136) Note: Follo w the disassembly procedure in the numerical order gi ven. 4 two claws 1 screw (PTT2.6 × 5) 2 cover 3 screw (PTT2.6 × 6) 6 sub panel ass’y 3 four screws (PTT2.6 × 6) 3 screw (PTT2.
11 MAIN BO ARD HEA T SINK (2P) 2 three ground point screws 3 rubber cap (25) 1 three screws (PTT2.6 × 8) 4 main board 1 three screws (PTT2.6 × 8) 2 two screws (PTT2.
12 HOUSING ARM (SUCTION) Note: Follo w the assembly procedure in the numerical order giv en. SECTION 4 ASSEMBL Y OF MECHANISM DECK A par t C par t B par t D par t 8 Hold the hanger by bending the claw . 6 Fit projection on D par t. 4 Fit claw on B part.
13 LEVER (LDG-A) / (LDG-B) GEAR (LDG-FT) shaft A shaft B shaft C 1 Fit the lev er (LDG-A) on shafts A – C and install it. shaft A shaft B 2 Fit the lev er (LDG-B) on shafts A and B and install it.
14 GUIDE (C) MOUNTING POSITION OF CAPST AN/REEL MO T OR (M901) 2 guide (C) 1 three claws two precision screws (P2 × 2) capstan/reel motor (M901) 30 ˚.
15 SECTION 5 MECHANICAL ADJUSTMENTS • T ape T ension Measurement 1. Clean the following parts with a denatured-alcohol-moistened swab: playback head pinch roller rubber belt capstan idler 2. Demagnetize the playback head with a head demagnetizer . 3.
16 Adjustment Location: – SET UPPER VIEW – – SET BO TT OM VIEW – T ape Speed Adjustment Setting: Procedur e: 1. Put the set into the FWD PB mode. 2. Adjust adjustment resistor for inside capstan motor so that the reading on the speed checker or frequency counter becomes in specification.
17 17 XR-C7500R/C7500RX SECTION 7 DIA GRAMS 7-1. BLOCK DIA GRAM – TUNER/T APE Section – 1 2 FM-ANT AM-ANT 53 VSM AMSIN 32 TUNATT 14 S-METER 10 MPX 8 AM-DET 9 RDSDET 05 MUTING Q22 BUFFER Q50 MUTING.
18 18 XR-C7500R/C7500RX 05 H (Page 20) AMPON SYSTEM CONTROLLER IC600 (2/4) CN13 (2/2) AUDIO OUT FRONT AUDIO OUT REAR MUTING Q311 MUTING Q411 MUTING Q331 MUTING Q431 FL+ 1 12 14 5 3 OUT2+ OUT2 – 21 2.
19 19 XR-C7500R/C7500RX LED910 – 915 (LCD BACK LIGHT) (XR-C7500RX) (XR-C7500R) (XR-C7500R) 05 80 REIN1 KEYACK GREEN 79 62 TX 13 85 96 OSC KEYIN1 REIN0 116 115 KEYIN0 X1 X0 X1A X0A RCIN0 RCIN1 46 47 .
20 20 XR-C7500R/C7500RX B/U +5V RESET SIGNAL GENERATOR IC560 REMOTE CONTROL RECEIVER IC951 SIRCS BUFFER Q503 BATTERY DETECT Q500 S500 6 8 4 CLK CLK IN DATA OUT DATA 2 RST RESET SWITCH BUS ON SWITCH 13.
21 21 Note on Schematic Diagram: • All capacitors are in µF unless otherwise noted. pF: µµF 50 WV or less are not indicated e xcept f or electrolytics and tantalums. • All resistors are in Ω and 1 / 4 W or less unless otherwise specified. • f : internal component.
22 22 XR-C7500R/C7500RX 7-6. PRINTED WIRING BOARD – MAIN Boar d (Component Side) – Ref. No. Location Ref. No . Location • Semiconductor Location (Component Side) D20 G-10 D70 I-13 D201 H-2 D500 .
23 23 XR-C7500R/C7500RX 1 9 WHT/BLK WHT GRN/BLK GRN VIO/BLK VIO GRY/BLK GRY LIGHT BLU BLU/WHT ORG/WHT BLU RED YEL BLK FRONT LCH (–) FRONT LCH (+) REAR LCH (–) REAR LCH (+) REAR RCH (–) REAR RCH .
24 24 XR-C7500R/C7500RX 7-8. SCHEMA TIC DIA GRAM – MAIN Boar d (1/4) – • See page 29 for Wa veforms. • See page 32 for IC Bloc k Diagrams. (Page 26) (Page 25) (Page 27).
25 25 XR-C7500R/C7500RX 7-9. SCHEMA TIC DIA GRAM – MAIN Boar d (2/4) – • See page 29 for W avef orms. • See page 32 for IC Bloc k Diagrams. (Page 24) (Page 26) (Page 27).
26 26 XR-C7500R/C7500RX 7-10. SCHEMA TIC DIA GRAM – MAIN Boar d (3/4) – • See page 29 for W avef orms. • See page 32 f or IC Bloc k Diagrams. (Page 25) (Page 27) (Page 24).
27 27 XR-C7500R/C7500RX 7-11. SCHEMA TIC DIA GRAM – MAIN Boar d (4/4) – • See page 29 for W avef orms. • See page 32 for IC Bloc k Diagrams. (Page 24) (Page 26) (Page 25) (Page 28).
28 28 XR-C7500R/C7500RX 7-12. PRINTED WIRING BO ARD – SUB Boar d – 7-13. SCHEMA TIC DIA GRAM – SUB Boar d – (Page 23) (Page 30) (Page 31) (Page 27).
29 29 XR-C7500R/C7500RX • W avef orms – MAIN Board – 1 IC50 5 (OSCI) 2 IC100 ra (XTLI38) 3 IC100 ug (BCK) 7 IC800 ih (EXT AL) 6 IC600 os (X0) 2.6 Vp-p 231 ns 980 mVp-p 59 ns 4.3 Vp-p 352 ns 4 IC100 uh (LRCK) 3.9 Vp-p 22.7 µ s 5 IC600 uf (X0A) 3 Vp-p 30.
30 30 XR-C7500R/C7500RX 7-14. PRINTED WIRING BO ARD – KEY Boar d – • Semiconductor Location (Component Side) Ref. No . Location IC951 C-5 LED901 C-2 LED902 A-2 LED903 A-3 LED904 C-3 LED910 B-12 LED911 B-12 LED912 A-12 LED913 A-5 LED914 B-5 LED915 B-5 • Semiconductor Location (Conductor Side) Ref.
31 31 XR-C7500R/C7500RX 7-15. SCHEMA TIC DIA GRAM – KEY Boar d – • See page 29 for W avef orms. (Page 28).
32 32 • IC Bloc k Diagrams – MAIN Board – IC10 TD A7402TR IC50 SAA6588T/V2-118 IC100 CXD2726Q-4 34 35 36 37 38 39 40 41 42 43 44 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 16 15 14 13 12 12.
33 IC201 LB1930M-TLM IC250 CXA2510A Q-T4 IC500 B A8270F-E2 1 2 3 4 5 6 7 8 9 10 VCC IN2 S-GND IN1 NC NC OUT2 NC P-GND OUT1 CONTROL CIRCUIT MOTOR DRIVE CIRCUIT BUFFER BUFFER + – + – + – + – + .
34 7-16. IC PIN FUNCTION DESCRIPTION • MAIN BOARD IC100 CXD2726Q-4 (DIGITAL SIGNAL PROCESSOR, DIGITAL FILTER, D/A CONVERTER) Pin No. Pin Name I/O Description 1 VSS1 — Ground terminal (digital system) 2 to 15 T.
35 Pin No. Pin Name I/O Description 60 REDY O Transfer enable signal output to the system controller (IC600) “ L ” : transfer prohibition 61 TRDT O Serial data output to the system controller (IC6.
36 • MAIN BOARD IC600 MB90574BPMT-G-265-BND (SYSTEM CONTROLLER) Pin No. Pin Name I/O Description 1N C O Not used (open) 2 AMSIN I Whether a music is present or not from CXA2510AQ (IC250) is detected.
37 Pin No. Pin Name I/O Description 35 DSPLAT O Serial data latch pulse output to the CXD2726Q (IC100) 36 DSPRST O Reset signal output to the CXD2726Q (IC100) “ L ” : reset 37 NC O Not used (open).
38 Pin No. Pin Name I/O Description 73 X1A O Sub system clock output terminal (32.768 kHz) 74 X0A I Sub system clock input terminal (32.768 kHz) 75 DAVN I Data transmit completed detection signal inpu.
39 Pin No. Pin Name I/O Description 111 CD MD I Setting terminal for the internal mechanism CD or MD “ L ” : CD, “ H ” : MD (fixed at “ L ” in this set) 112 NC I Not used (fixed at “ L .
40 (1) GENERAL SECTION SECTION 8 EXPLODED VIEWS • Items marked “*” are not stocked since the y are seldom required for routine service. Some delay should be anticipated when ordering these items. • The mechanical parts with no reference num- ber in the exploded vie ws are not supplied.
41 (2) FRONT P ANEL SECTION Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 51 3-041-004-01 BUTTON (1-6/D) ( o MODE. 1. 2. 3. 4. 5. 6) 52 3-040-987-02 BUTTON (OFF) 53 3-040-986-01 BUTTON (MENU/SOUND) 54 3-041-003-01 BUTTON (LIST/ENTER) (DSPL.
42 (3) MECHANISM DECK SECTION (MG-25G-136) Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 161 3-933-346-01 CA TCHER 162 3-933-344-01 GUIDE (C) 163 3-014-798-01 SCREW (HEAD),.
43 SECTION 9 ELECTRICAL P ARTS LIST KEY Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark NO TE: • Due to standardization, replacements in the parts list may be dif f erent from the parts speci- fied in the diagrams or the components used on the set.
44 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark LSW908 1-771-610-11 SWITCH, T ACTILE (WITH LED) ( o MODE) (C7500R) LSW908 1-771-883-11 SWITCH, T ACTILE (WITH LED) ( o MODE.
45 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark KEY MAIN < SWITCH > S901 1-771-884-11 SWITCH, T ACTILE (WITH LED) (SEEK/AMS – .
46 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark MAIN C171 1-164-004-11 CERAMIC CHIP 0.1uF 10% 25V C172 1-131-353-00 T ANT ALUM 10uF 10% 35V C174 1-131-353-00 T ANT ALUM 10uF 10% 35V C201 1-124-234-00 ELECT 22uF 20% 16V C204 1-117-370-11 CERAMIC CHIP 10uF 10V C205 1-164-004-11 CERAMIC CHIP 0.
47 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark MAIN C613 1-163-235-11 CERAMIC CHIP 22PF 5% 50V C614 1-163-235-11 CERAMIC CHIP 22PF 5% 50V C616 1-162-968-11 CERAMIC CHIP 0.0047uF 10% 50V C617 1-164-004-11 CERAMIC CHIP 0.1uF 10% 25V C620 1-164-004-11 CERAMIC CHIP 0.
48 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark FB103 1-469-152-11 FERRITE 0uH FB104 1-469-152-11 FERRITE 0uH FB601 1-469-152-11 FERRITE 0uH FB602 1-469-152-11 FERRITE 0uH.
49 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R27 1-216-809-11 MET AL CHIP 100 5% 1/16W R28 1-216-298-00 MET AL CHIP 2.2 5% 1/10W R29 1-216-001-00 MET AL CHIP 10 5% 1/10.
50 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R431 1-216-845-11 METAL CHIP 100K 5% 1/16W R432 1-216-835-11 METAL CHIP 15K 5% 1/16W R433 1-216-864-11 METAL CHIP 0 5% 1/16.
51 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R661 1-216-089-00 RES-CHIP 47K 5% 1/10W R662 1-216-085-00 METAL CHIP 33K 5% 1/10W R663 1-216-857-11 METAL CHIP 1M 5% 1/16W .
52 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark XR-C7500R/C7500RX ************** HARDWARE LIST ************** #1 7-685-793-09 SCREW +PTT 2.6X8 (S) #2 7-621-772-20 SCREW +B 2X5 #3 7-685-792-09 SCREW +PTT 2.6X6 (S) #4 7-627-553-28 SCREW , PRECISION +P 2X2.
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il Sony Ericsson XR-C7500RX è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del Sony Ericsson XR-C7500RX - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Sony Ericsson XR-C7500RX imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Sony Ericsson XR-C7500RX ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Sony Ericsson XR-C7500RX, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del Sony Ericsson XR-C7500RX.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Sony Ericsson XR-C7500RX. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Sony Ericsson XR-C7500RX insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
