Sony ifmr 5 service manual

Page 1

IFM-R5

SERVICE MANUAL

This model is sold with
infrared sensor (AN~|F5)
and cordless microphone (IFM-V5)
whose service manual are
separately issued.

US Model
AEP Model
E Model

SPECIFICATIONS

General
Modulation Frequency modulation
Carrier lrequency Channel A: 37 MHz
Channel 8: 3.2 MHz
Elleotlve range Approx. 7 m (23 IL)
Audio signal output level
-55 dB (When the OUTPUT LEVEL
selector switch is set to MIC")
Frequency response 80 - 15.000 Hz

Distortion Less than 1% al 1 kHz

Infrared recelver IFM-RS

Power source Sony AC power adaptor:
available in US model tor use on 110-120 v
AC. 60 HI

available in AEP model tor use on
220-230 V AC, 50 Hz

available in E model lor use on
(#420 V AC. 60 Hz or 220-240 V AC,

50 Hz
Input terminal F-type jack x 4
Output terminal PIN jack x 2
Dimensions Approx. 160 x as x 150 mm (Wm/d)

(63/, x 171.5 x651, in.)
incl. proiecling pans
Weight Approx, 272 g (9.5 oz.)
not incl. the connection cable

Design and specifications subiect to change without notice.

Note
This appliance conlorms with EEC Directive 87/303IEEC regarding
interference suppression

Notes on chip component replacement

0 Never reuse a disconnected chip component.

0 Notice that the minus side of a tantalum capacitor may
be damaged by heat.

TABLE OF CONTENTS

Section Title Page
1. GENERAL ................. . ........... . ............ 2
2_ DISASSEMBLY . . . .......... . . . ................. 3
3. ELECTRICAL ADJUSTMENT -------------- . ~~~~~~~~~ 4
4. DIAGRAMS

4- L Block Diagram --------- . ,. 5

4- 2. SCHEMATIC DIAGRAM - ~ -

4-3. PRINTED WIRING BOARD - ~ . ~ ~ - - . ~~~~~~~~~ r -- 9

4-4. SEMICONDUCTOR LEAD LAYOUT . . . ~~~~~~~ 10

4-5.1C BLOCK DIAGRAMS ~~~~~~~~~~~~~~ 11

4-6. IC PIN Description- ~ . . - - . . -------- . ---------- 12
5.EXPLODEDVIEWS-~~~---~ ~~~~~~~~~~~~ 13
6. ELECTRICAL PARTS LIST ----- ~ .................... 14

INFRARED RECEIVER
SONY.