Service Manuals, User Guides, Schematic Diagrams or docs for : Philips Audio BTB3370 service
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Micro System BTB3370/ALL
TABLE OF CONTENTS
Chapter
Location of PC Boards & Versions Variation .......................................................... 1
Technical Specifications ........................................................................................2
Safety Instruction ....................................................................................................3
Set Block Diagram ..................................................................................................4
Set Wiring Diagram.................................................................................................5
Disassembly Diagram ............................................................................................6
Main Board ............................................................................................................7
Circuit Diagram .............................................................................................7-1
Layout Diagram .............................................................................................7-2
Display Board ........................................................................................................8
Circuit Diagram .............................................................................................8-1
Layout Diagram .............................................................................................8-2
SMPS Board ........................................................................................................9
Circuit Diagram .............................................................................................9-1
Layout Diagram .............................................................................................9-2
DAB Board...........................................................................................................10
Circuit Diagram ............................................................................................10-1
Layout Diagram ............................................................................................10-2
Mechanical Exploded View ..................................................................................11
Trouble Shooting ................................................................................................12
Software Upgrade & Procedure To Restroe Product Setting ...............................13
Revision List ........................................................................................................14
Gibson
Gibson
Gibson
Published by Li&Kelly wk1522 Subject to modification 3140 038 61310
Version 1.0
1.Location of PC Boards
Display Board Main Board SMPS Board
DBA Board
Versiongs Variation
Type/Version BTB3370
/12 /12
Board in used service Policy (EU) (APMEA)
Main Board M M+C
SMPS Board M M+C
Display Board M M+C
DAB Board M M+C
Tips:C--Component Level Repair
M--Module Level Rpair
2.Technical Specification
Model NoBTB3370
TEST CONDITIONS:
1.POWER SUPPLY: AC.Accordiing to Ver
2.REF OUTPUT: 470W , Sound effect off
3.FM MONO: 22.5KHz Dev,1KHz MODULATION ,75 IMPEDANCE ,60dBu
4.FM STEREO : MAIN+SUB = 50KHz, PILOT : 10KHz,COMPOSITE: 40.0KHz
FM SECTION
TEST DATA
NO TEST ITEMS UNIT NOM. LIMIT
1# 2#
87.5 87.5 87.5
1 Fvequency Range MHz
108 108 108
88 18 22 12 12
2 26dB QUENTING SENSITIVITY 98 dB 18 22 12 12
107 18 22 12 12
3 -3dB LIMITING POINT 98 dB 20 26 5 6
4 IF REJECTION 98MHZ 98 dB 65 60 126 126
5 IMAGE REJECT 98MHZ 107 dB 30 25 126 126
6 S/N MONO 65 60 60 61
7 OVERALL DISTERTION % 2 3 0.14 0.14
8 MODULATION HUM dB 50 45 60 60
88MHz dBf 28 36 30 35
9 TUNING SENS 98MHz dBf 28 36 31 35
107MHz dBf 28 36 31 35
10 STREO CHANNEL SEPARATION 1KHZ dB 25 18 39 38
11 THD 10% POWER 1KHZ W 70 63 69.1 65.4
CD SECTION
TEST DATA
NO TEST ITEMS UNIT NOM. LIMIT
1 TOTAL HARMONIC DISTORTION 1KHz % 0.8 1 0.1 0.1
2 S/N (1KHz,A-weightde) dBA 78 75 97 96
FREQUENCY RESPONSE AT 40Hz dB ◦ Jabse Service Manual Search 2024 ◦ Jabse Pravopis ◦ onTap.bg ◦ Other service manual resources online : Fixya ◦ eServiceinfo