Inhaltsverzeichnis
Werbung
Platinenabbildungen und Schaltpläne / Layout of PCBs and Circuit Diagrams
Bedieneinheit / Keyboard Control
Reference
IC Block Diagrams ..... 3-3
Oscillograms ............ 3-29
Digital Board
– P1 ........................... 3-11
– P2 .......................... 3-13
– P3 ........................... 3-15
– P4 ........................... 3-15
– P5 ........................... 3-16
– P6 ........................... 3-16
Drive Board ................ 3-23
Keyboard Control ....... 3-19
Power Supply ............... 3-8
5V
22
J1 1->n
3.3V_STBY
23
1
DOUT
2
DIN
3
24
CLK
4
STB
5
25
CS
6
7
WAKEUP-
8
26
9
10
11
12
13
14
15
16
TO
Digital Board – P2
Connector J6
3 - 19
Livance – GDP 31...
LED1
40
Q2
G7
R3
1k
FNNT- 491A
Q5
G5
R6
1k
FNNT- 491A
Q7
G4
R8
1k
FNNT- 491A
Q1
G3
R2
1k
FNNT- 491A
Q4
G2
R5
1k
FNNT- 491A
Q6
G1
R7
1k
FNNT- 491A
Q3
G6
R4
1k
FNNT- 491A
G[1:7]
S[1:7]
U1
G4
34
22
GRID4
SEG8
G3
S7
35
21
GRID3
SEG7
G2
S6
5V
36
20
GRID2
SEG6/KS6
G1
S5
37
19
GRID1
SEG5/KS5
S4
38
18
VDD
SEG4/KS4
S3
39
17
LED4
SEG3/KS3
S2
40
16
LED3
SEG2/KS2
C2
S1
R23
41
UPD16312
15
5V
LED2
SEG1/KS1
0.1UF 10%
47K
42
14
LED1
VDD
43
13
VSS
KEY4
OD
44
12
OSC
KEY3
C3
5V
5V
5V
5V
47UF 16V
R24
R25
R26
R27
10K
10K
10K
10K
C4
C5
C6
C7
100PF
100PF
100PF
100PF
R29
R28
R30
R31
4K7
4K7
4K7
4K7
GRUNDIG Service
Platinenabbildungen und Schaltpläne / Layout of PCBs and Circuit Diagrams
LED 5x7 + Icons
G7
G6
G5
s
S1
B
B
S2
E
:
E
(1)
S3
G
:
G
(2)
S4
C
||
C
S5
F
VCD
F
S6
D
DVD
D
g
S7
A
A
DIG1 DIG7 DIG2 DIG3 DIG4 DIG5 DIG6
IR1
IR Receiver
5V
39
10R
C1
R32
47UF 16V
BC847B
Q8
10k
R9
10R
5V
R33
BC847B
Q9
10k
R10
5V
10R
R34
BC847B
Q10
10k
R11
5V
10R
R35
BC847B
Q11
10k
R12
5V
10R
R36
BC847B
Q12
10k
R13
5V
10R
BC847B
R37
Q13
10k
R14
5V
10R
R38
BC847B
Q14
10k
R15
S6
SW1
PLAY
SW2
STOP
SW3
POWER
SW4
EJECT
3 - 20
G4
G3
G2
G1
B
B
B
E
E
E
DISK
G
G
G
MP3
C
C
C
F
F
F
CD
D
D
D
A
A
A
•
3.3V_STBY
R1
100R
October 11, 2001
Livance – GDP 31...
GRUNDIG Service
Werbung
Inhaltsverzeichnis
