Loewe Credo 7670 ZPW Serviceanleitung Seite 3

Table of contents
Chapter 1
General
Safety precaution................................................... 1 - 9
Rear panel removal ............................................... 1 - 9
Repair informations ............................................... 1 - 9
Technical specification .......................................... 1 - 16
Wiring diagram ...................................................... 1 - 20
Basic Board (Layout diagram) ............................... 1 - 24
Service mode commands ...................................... 1 - 25
Service menu ......................................................... 1 - 26
Alignment instructions- .......................................... 1 - 27
CRT Board (Layout diagram) ................................ 1 - 39
Colour test pattern (FuBK) .................................... 1 - 39
Option Byte Table .................................................. 1 - 40
Service menu 1 ...................................................... 1 - 47
Service menu 2 ...................................................... 1 - 48
Service menu 3 ...................................................... 1 - 49
Service menu 4 ...................................................... 1 - 50
Main informations menu ........................................ 1 - 51
Chapter 2
Schematic diagrams and P.C.B. diagrams
Remote control "Control 150" ............. 2 - 1 ......... 2 - 2
Remote control "Control 10" ............... 2 - 3 ......... 2 - 4
Remote control "Control MM" ............. 2 - 5 ......... 2 - 6
Control unit 87777 .............................. 2 - 7 ......... 2 - 8
Control unit 87819 .............................. 2 - 10 ....... 2 - 11
Control unit 87506 .............................. 2 - 13 ....... 2 - 14
CRT Board 87832 ............................... 2 - 16 ....... 2 - 17
CRT Board 87833 ............................... 2 - 19 ....... 2 - 20
VGA IR apapter .................................. 2 - 22 ....... 2 - 23
Rotations panel ................................... 2 - 25 ....... 2 - 26
TVO power supply .............................. 2 - 27 ....... 2 - 28
AC3 module ........................................ 2 - 29 ....... 2 - 30
Audio epansion ................................... 2 - 32 ....... 2 - 32
Cross-over network ............................ 2 - 33 ....... 2 - 33
Twin SAT VI unit ................................. 3 - 34 ....... 2 - 37
Table: Tuner equipment ........................................ 2 - 39
Hyperband tuner ................................. 2 - 40 ....... 2 - 42
Chapter 3
Components chart ................................................. 3 - 2
Credo 7681 ZPW ................................................... 3 - 3
Credo 7670 ZPW ................................................... 3 - 4
Ergo 6781 ZPW ..................................................... 3 - 5
Ergo 6772 ZPW ..................................................... 3 - 5
Ergo 6770 ZPW ..................................................... 3 - 6
Arcada 8784 ZP ..................................................... 3 - 7
Arcada 8772 ZP ..................................................... 3 - 8
Schematic, P.C.B.
Aconda 9381 ZPW ................................................ 3 - 9
Xelos 5981 ZPW .................................................... 3 - 11
Xelos 5970 ZPW .................................................... 3 - 12
Xelos 5381 ZPW .................................................... 3 - 12
Basic Board ........................................................... 3 - 13
Signal Board .......................................................... 3 - 19
Spare parts list
Tuner/IF ................................................................. 3 - 21
Control unit 87777 ................................................. 3 - 22
Control unit 87506 ................................................. 3 - 23
Control unit 87819 ................................................. 3 - 23
CRT Board 87832 .................................................. 3 - 24
CRT Board 87833 .................................................. 3 - 25
Rotation panel ....................................................... 3 - 25
VGA adapter .......................................................... 3 - 26
AC3 module ........................................................... 3 - 26
TVO2 module......................................................... 3 - 26
TVO power supply ................................................. 3 - 27
Remote control ...................................................... 3 - 28
Audio module ......................................................... 3 - 28
Twin SAT VI unit .................................................... 3 - 29
DVB Free TV decoder ........................................... 3 - 30
Note ....................................................................... 3 - 31
LOEWE establishments......................................... 3 - 32
Foreign representation .......................................... 3 - 33
Appendix
Basic Board (Schematic & P.C.B) ......................... 3 - 34
Signal Board (Schematic & P.C.B)........................ 3 - 34
DVB Free TV decoder (Schematic & P.C.B)......... 3 - 34
TVO2 online modul(Schematic & P.C.B) .............. 3 - 34
Twin SAT VI unit (Schematic) ............................... 3 - 34