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Allgemeiner Teil / General Section
Es gelten die Vorschriften und Sicherheitshinweise
gemäß dem Service Manual "Sicherheit", Material-
nummer 720108000000, sowie zusätzlich die eventu-
ell abweichenden, landesspezifischen Vorschriften!
Inhaltsverzeichnis
Wichtige Hinweise ........................................................................... 2
IC-Blockdiagramm U 401 ................................................................ 2
Chassisplatte ................................................................................ 10
– Hauptschaltplan .......................................................................... 3
– Steuereinheit ............................................................................... 4
– Audio/Video ................................................................................. 5
– Audio/Video Decoder .................................................................. 6
– Interface ...................................................................................... 8
Bedieneinheit ............................................................................ 4, 12
Wichtige Hinweise
Diese Service-Manual-Ergänzung enthält folgende geänderte Plati-
nenabbildungen und zugehörige Schaltpläne für:
GDV 130
ab Seriennummer 01526010520048456x:
– Bedieneinheit (erkennbar an der einseitig kaschierten Platine)
Materialnummer 275990200200
– Display U3
Materialnummer 759880565900
– Software (ab V6.34) Materialnummer 275990172100
GDV 130
ab Seriennummer 01526010520044404x:
GDV 130/2
ab Seriennummer 01547240520017294x:
Malaga SE 1210
ab Seriennummer 01547560520014350x:
– Chassisplatte
Materialnummer 275990107900
– IC U401 (ADV7170) Materialnummer 759880565800
– Software (ab V2.15) Materialnummer 275990171601
Unter den angegebenen Materialnummern können Sie die geänderten
Ersatzteile/Software über den Ersatzteil-Service bestellen.
Allgemeiner Hinweis
Grundlage für den Service sind folgende Service Manuals:
– Sicherheit, Materialnummer 720108000000
– Service Manual GDV130, Materialnummer 720105379500
– Ergänzung Malaga SE1210, Materialnummer 720105379600
IC-Blockdiagramm / IC Block Diagram U401 (ADV 7170)
POWER
MANAGEMENT
CGMS & WSS
CONTROL
V
AA
(SLEEP MODE)
RESET
8
Y
8
COLOR
DATA
P7–P0
4:2:2 TO
YCrCb
4:4:4
TO
U
8
8
INTER-
YUV
P15–P8
POLATOR
MATRIX
V
8
8
HSYNC
VIDEO TIMING
FIELD/VSYNC
GENERATOR
BLANK
CLOCK
SCLOCK
2
Seite
TTXREQ
TTX
TELETEXT
INSERTION
INSERTION
BLOCK
BLOCK
9
9
PROGRAMMABLE
INTER-
ADD
LUMINANCE
POLATOR
SYNC
FILTER
8
8
10
PROGRAMMABLE
ADD
INTER-
CHROMINANCE
BURST
POLATOR
10
8
8
FILTER
REAL-TIME
CONTROL
2
I
C MPU PORT
CIRCUIT
SDATA
ALSB
SCRESET/RTC
The regulations and safety instructions shall be valid
as provided by the "Safety" Service Manual, part
number 720108000000, as well as the respective
national deviations.
Table of Contents
Important Hints ................................................................................ 2
IC Block Diagram U 401 ................................................................. 2
Chassis Board ............................................................................... 10
– Main Circuit Diagram ................................................................... 3
– Control Unit ................................................................................. 4
– Audio/Video ................................................................................. 5
– Audio/Video Decoder .................................................................. 6
– Interface ...................................................................................... 8
Keyboard Control Unit ............................................................... 4, 12
Important Hints
This Service Manual supplement contains the following changed figures
of the printed circuit boards and the corresponding circuit diagrams for:
GDV 130
from serial number 01526010520048456x:
– Keyboard Control Unit (can be identified at the PCB with one clad
side only)
– Display U3
– Software (from V6.34)
GDV 130
from serial number 01526010520044404x:
GDV 130/2
from serial number 01547240520017294x:
Malaga SE 1210
from serial number 01547560520014350x:
– Chassis Board
– IC U401 (ADV7170)
– Software (from V2.15)
You can order the changed spare parts/software under the given part
numbers at the Spare Parts Service.
General Note
Basic instructions for servicing are given in the following Service
Manuals:
– Service Manual Safety, Part number 720108000000
– Service Manual GDV130, Part number 720105379500
– Supplement Malaga SE1210, Part number 720105379600
M
10
U
10
10-BIT
L
DAC D (PIN 27)
DAC
T
YUV TO
10
I
RBG
10
10-BIT
P
MATRIX
DAC C (PIN 26)
DAC
L
10
E
10
X
10-BIT
DAC B (PIN 31)
E
DAC
10
R
U
10
10-BIT
DAC A (PIN 32)
DAC
V
ADV7170
10
10
V
SIN/COS
REF
VOLTAGE
DDS BLOCK
REFERENCE
R
SET
CIRCUIT
COMP
GND
GDV 130... / Malaga SE 1210
Page
Part number 275990200200
Part number 759880565900
Part number 275990172100
Part number 275990107900
Part number 759880565800
Part number 275990171601
44
43
42
41
40 39 38
37
36 35 34
V
1
33
AA
PIN 1
P5
2
IDENTIFIER
32
P6
3
31
P7
4
30
ADV7170/ADV7171
P8
5
29
PQFP/TQFP
P9
6
28
TOP VIEW
P10
7
27
(Not to Scale)
P11
8
26
P12
9
25
GND
10
24
V
11
23
AA
12 13 14 15 16 17 18 19 20 21 22
GRUNDIG Service
V
REF
DAC A
DAC B
V
AA
GND
V
AA
DAC D
DAC C
COMP
SDATA
SCLOCK
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