Xenaro – GDP 51…, GDP 6150
Platinenabbildungen und Schaltpläne / Layout of PCBs and Circuit Diagrams
GRUNDIG Service
3 - 3
U4
6 CHANNEL DAC
U2
BUFFER
U5
BUFFER
U6
BUFFER
DOLBY SURR
OUND
A
UDIO (J2)
L-SUR.
R-SUR.
CENTER
SUBW.
L-FRONT
R-FRONT
VIDEO (J6)
Q20, Q24, Q25 & Q7, Q8
Aspect ratio & I.R input circuit
U22
LS2
Q18
S-VIDEO & AUDIO connector
(J1)
Y-OUT
B-OUT
G-OUT
R-SCART
C-OUT
TV-SCART (J5)
VCR-SCART (J7)
SCART-AO R
SCART-AO L
TVPIN16R
TVPIN8O
SCART IR IN
VCRPIN8I
RGB / SVIDEO
SPDIFO
16BY9
F
rom Digital Board(J3)
A
UDIO (J1)
F
rom Digital Board(J7)
ELECT. SPDIF
(J3)
R-SCART
CVBS
CVBS
R-VCR
G-VCR
B-VCR
CVBS-VCR
G-SCART / Y
B-SCART / C
DVD/VCR-
15
17
2
14
3
10
19
5
13
7
9
11
6
TVPIN8
4
Digital AUDIO output
OPTICAL SPDIF
(U7)
VCR-R
VCR-L
VCRPIN16I
TVPIN16R
3
5
1
2
13
4
15
14
7
1
5
3
12
3
4
7
8
9
10
11
12
1
14
18
16
15
20
21
Q23
U23
U10
Q9
19
8
15 11 7
1
3
16
19
8
20 15 11 7
1
3
16
VIDEO (J6)
Q20, Q24, Q25 & Q7, Q8
Aspect ratio & I.R input circuit
Q1, Q2 & LS2
G, B / S-VIDEO switch
S-VIDEO & AUDIO connector
(J1)
Y-OUT
B-SCART
G-SCART
C-OUT
TV-SCART (J5)
SCART-AO R
SCART-AO L
TVPIN8O
SCART IR IN
CVBS
RGB / SVIDEO
SPDIFO
16BY9
F
rom Digital Board(J3)
ELECT. SPDIF
(J3)
R-SCART
G-SCART / Y
B-SCART / C
TVPIN8
15
17
14
7
10
19
5
13
9
11
4
Digital AUDIO output
19
8
15 11 7
1
3
Blockschaltplan – Analog-Platte / Block Circuit Diagram – Analog Board
(GDP51… / SE1230)
Blockschaltplan – Analog-Platte / Block Circuit Diagram – Analog Board
(GDP61…)
Reference
IC Block Diagrams .........3-4
Oscillograms...................3-43
Analog Board GDP51 ....3-23
Analog Board GDP61
– AC3 .............................3-27
– Audio/Video.................3-29
Digital Board
– P1 ...............................3-15
– P2 ...............................3-17
– P3 ...............................3-19
– P4 ...............................3-19
– P5 ...............................3-20
– P6 ...............................3-21
Drive Board ....................3-37
Keyboard Control ...........3-33
Power Supply .................3-11
