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GRUNDIG Service
3.4 Socket CN4 to Power Supply (J3)
Pin
Lever (ca.)
Name
1
0V
GND
2
4.9V
S+5V
3
0V
GND
4
4.9V
A+5V
5
0V
GND
6
8.6V
S+9V
3.5 Socket CN5 to DVD Drive
Pin
Lever (ca.)
Name
Play DVD/CD
no Disc
1
0V
0V
DGND
2
0V
0V
DGND
3
5V
5V
D+5V
4
5V
5V
D+5V
5
9V
9V
M+9V
6
9V
9V
M+9V
7
9V
9V
M+9V
8
0V
0V
MGND
9
0V
0V
MGND
10
0V
0V
MGND
11
0V
0V
MGND
12
3.3V
0V
MUTE12
13
0V
2.4V
MUTE4
14
2V
1.65V
DMV
15
1.65V
1.65V
FOIN
16
1.65V
1.65V
TRIN
17
1.65V
1.65V
SPDIN
18
1.65V
1.65V
TRAYIN
19
1.65V
1.65V
TRAYREF
20
1.65V
1.65V
TRVSIN
21
3.3V
2.7V
MUTE3
22
3.3V
3.3V
TRAY/TRV
23
3.3V
3.3V
IN-SW
24
2.2V
2.5V
LDCUR
25
2.2V
2.2V
VREF2
26
5V
5V
A+5V
27
1V
1.6V
RFENV
28
1V
1V
TSTSG
29
1.8V
1.8V
NARF
30
1.8V
1.8V
ARF
31
0V
0V
AGND
32
3.3V
3.3V
A+3.3V
33
3.3V
3.3V
A+3.3V
34
1.65V
1.65V
VHALF
35
2.2V
1.65V
FS
36
1.65V
1.65V
FE
37
1.65V
1.65V
TE
38
0V
0V
AGND
39
0V
0V
BDO
40
0V
3.3V
OFTR
41
0V
2.7V
FEPDATA
42
0V
2.7V
FEPCLK
43
3.3V
3.3V
FEPENB
44
0V
0V
AGND
45
1.6V
1.65V
TBAL
46
1.2V
1.65V
FBAL
47
0V
0V
AGND
48
0V
0V
GAINH-L
49
0V (DVD)
3.3V
HFMON
3.3V (CD)
50
0V
0V
AGND
3.6 Socket CN6 to DVD Drive
Pin
Lever (ca.)
Name
1
3.2V
TRY-OPEN
2
0V
GND
Oszillogramme / Oscillograms
1
Mode: DVD playback
Description
Ground
5V Supply
Ground
5V Supply
Ground
9V Supply
Description
Digital Ground
Digital Ground
Digital +5V
Digital +5V
Motor +9V
Motor +9V
Motor +9V
Motor Ground
Motor Ground
Motor Ground
Motor Ground
Focus/Track Control
Motor Control Sledge/Tray
Disc Motor Voltage
Focus Control
Tracking Control
Motor Disc Speed Control
Motor Control Sledge/Tray
Motor Reference Sledge/Tray
Motor Control Sledge/Tray
Motor Control Disc
Motor Control Sledge/Tray
Tray End Position Switch
Loader Current
Reference Voltage
Analogue +5V
RF Envelope
Test Signal
RF Amplifier Signal
RF Amplifier Signal
Analogue Ground
Analogue +3.3V
Analogue +3.3V
Reference Voltage
RF Amplifier Signal
Focus Error
Tracking Error
Analogue Ground
Drop Out Signal
Out of Track
Frontend Data
Frontend Clock
Frontend Enable
Analogue Ground
Tracking Balance
Focus Balance
Analogue Ground
Laser Beam Control
Dual Laser Control
Analogue Ground
Description
Tray Open/Close
Ground
2
Mode: DVD playback
4. IN/OUT Board
4.1 Socket CN501 to Main Board (CN1)
Pin
Lever (ca.)
Name
1
Oscillogram 18
VIDEO_V1
2
Oscillogram 14
VIDEO_C1
3
Oscillogram 17
VIDEO_U1
4
Oscillogram 13
VIDEO_Y11
5
Oscillogram 19
VIDEO_Y2
6
–
MIC
7
Oscillogram 16
VIDEO_COMP1
8
0V
GND
9
Oscillogram 26
IEC958F
10
0V
GND
11 Oscillogram 21
DA_BCK
12 Oscillogram 23
DA_XCK
13 Oscillogram 22
DA_LRCK
14
0V
GND
15 Oscillogram 20
DA_DATA0
16
1.7V
MODE
17
–
DA_DATA1
18
0V
GND
19
–
DA_DATA2
20
0V
GND
21
–
DA_DATA3
22
0V
GND
23
–
TXDU
24
4.9V
RXDU
25
–
–
4.2 Socket CN502 to Power Supply (J4)
Pin
Lever (ca.)
Name
1
3.3V
3V3
2
4.9V
+5
3
0V
GND
4
10.5V
+12
5
-13.8V
-12
4.3 Socket CN503 to Main Board (CN2)
Pin
Lever (ca.)
Name
1
4.9V
+5
2
0V
GND
3
0V
GND
4
3.3V
3V3
4.4 Socket CN509 to AV Socket Board (CN2)
Pin
Lever (ca.)
Name
1
0V
SCART_GND
2
Oscillogram 25
SCART_R
3
Oscillogram 25
SCART_L
4
10.2V
SCART_12V
5
1.7V
SCART_MODE
6
Oscillogram 19
SCART_R
7
Oscillogram 17
SCART_G
8
Oscillogram 18
SCART_B
9
Oscillogram 16
SCART_SYNC
Hinweis:
1. Audio-Signal: 1KHz, 0dB.
2. Video-Signal: 100% Farbbalken.
3. Die angegebenen Werte sind Annäherungswerte.
Note:
1. Audio test signal is 1KHz, 0dB.
2. Video test signal is 100% color bar signal.
3. The measured values given in the above forms are approximates!
3
Mode: DVD playback
2 - 2
GDP 2200
Description
Green Out
Chrominance Out
Blue Out
Luminance Out
Red Out
Not Connected
Composite Video Out
Ground
Digital Audio Out
Ground
Digital De-Emphasis Clock
Digital Audio Master Clock
Digital Left/Right Clock
Ground
Digital Serial Audio Data
RGB Mode On/Off
Not Connected
Ground
Not Connected
Ground
Not Connected
Ground
Not Connected
Mute Control
Not Connected
Description
3.3V Supply
5V Supply
Ground
12V Supply
-12V Supply
Description
5V Supply
Ground
Ground
3V Supply
Description
0V
Analog Audio Right
Analog Audio Left
Control AV Pin 8
Control AV Pin 16 (RGB/CVBS)
RED Out
GREEN Out
BLUE Out
CVBS Out
5V on (trigger)
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