Grundig GV 640 NIC Betriebsanleitung Seite 37

GV 64 ..., GV 65 ..., GV 66 ..., SE 6106 HiFi
Blockschaltplan / Block Circuit Diagram (Digital)
FAMILY BOARD
7080
8 14
8
7052 7055
55
(DE) (DE)
7 15
9
7080
WTR WTL
7075
TE
51
LED-LW
7072
7073
57
38
7074
TS
54
7057 7060
S-VHS
RECP
6057
INIT
52
Y
+5D1 15/56/58
5D1
FTA
6 17
29
7052 56
7800
(DE) 41
42
7090 (DE)
65
17 1 7 R/L
35
M PWM
62
18 3 5
10
THREADING 64
60
2
MOTOR
63
14M1
4
PG
5
69
72
3/18/16 6 PG/FG
12
M
13 PWM
24
66
DRUM
1501
68
MOTOR 7095
(DE)
(DE)
FMES 55
(TRIV)
FMEP
50
58 ENVC 7
7080
FG
4 9 12 FGD
13
2 C-F/R
34
59
M
6
U-CM
25
CAPSTAN 7 CSW
H=8V2
3 16/14/11
MOTOR 28 2
L=17V
1502
7079
(DE) VISERASE
8/17V
(DE)
20
1
1 7 1 2
3
2 6 2 2,5V
CTL-HEAD +
4x 7080
2074
10
5D1 RESET
4
7080
(DE)
IO - BOARD
GRUNDIG Service
Platinenabbildungen und Schaltpläne / Layout of PCBs and Circuit Diagrams
S-VHS BOARD
U CH
47
45 U SVHS-DET.
7 2
7080 (CF)
7071
SR6
U RAF
31
(DE) 3 1
6
60 U WR-A 1
5
27 FLY-ER
61 U REC
U PB
5
IO
10
7402 (AU)
only VHS
SR4
Y 7370 (VS) 2 10 7380 (VS)
3 1
SR6
SR5
1 3 3 1 2
1637/16
RESET
40
CLOCK-S
62
DATA-S 1
64
DATA-S 2
63
(HSC) V-SEL
18 SP LP
20
HI-S
19 HI-CH
SYN (VT)
22 HI-P
1528/1
V-SYNC (VT)
67
23
1528/2
(DE)
7099
FFP
(DE)
21
20
V-SYNC
7097/7098
7082 (DE)
(DE)
(DE) H-PLL
6 SYNC
3 2
7092 7091
7083 SEP.
V-IMP
(DE)
6
EP
59
LP
16:9
7069
37
(DE) S-VHS : 1531/11
VHS : 7320/47
33
A1
48
A2
53
7070
17
7045/
(DE)
36
CTL
12A
7067
(DE)
18
11 REC=H
6062
PB=L
(DE)
13
19
S-VHS Y
(CC)
Y Y
7900
7905
AV2/8 AV1/8
(CC)
(CC)
(IO) (IO) 1095
3 4 1
1639
Y
7208/7210
Chroma (IO)
GV 64 ..., GV 65 ..., GV 66 ..., SE 6106 HiFi
7806 (SH) 7800 (SH) 9 7410 (SF)
7080/18
SR7 SR8 SR9
3 1 3 1 3 1 1046
7
12
RESET
V-SEL
LANC-RESET
FE
7000 (IO) 2
7 11 6
SR3
12 FC-RESET
10
7000 (FE) 2 10 7019 (CC)
2
3 1
SR2 SR1
15 1 3
Y
1625
1638
16 17 18 11 12 14 13
9 7 8 29 30 34 18
14
32
20
3
AFC
(FE)
7022
4
AGC
6010 (CC)
(CC) D0-D7 / A0-A7
P0.x
ALE
51
(OS)
9
PSEN
7690
52
OSD
OPTION
17 10 11
OE
36
A8-
A16
P2.x
P4.3
WE
35
OSD IN SIN
29
OSD CLK SCLK
30
RESET
15
24
33
21
31
23
FOLLOW-TV
(TM) 19
22
5D1
FE
2
3
1 20 54 53
7100 7200
STEREO NICAM
DECODER
AV1/10
19
16
Luminance 26 7200 (IO)
15
VIDEO
4 - 17 GRUNDIG Service
Platinenabbildungen und Schaltpläne / Layout of PCBs and Circuit Diagrams
Reference CU .........4-70/77/84
Oscillograms ....4-85 DC .........4-67/75/82
AU....................4-36 DE ...................4-51
CC ...................4-47 FE....................4-27
5SW 5SW 1
16
CTL CTS
10
36 31
RTS V+OUT
28 9 2
42
OPTION
7043
-1OUT
7045 (CC)
62 14
41
-2IN
EDIT
8
63
CONTROL
7044 -1IN
13
64
7038
-2OUT
1 7
27
35
37
59 38 57 58 7042
SIN
12
SCLK
11
EC-CLK Y
3121
EC-BUSY
Y
3122
16 TRIGGER EDIT
17 PREROLL
13 11
1529
VT 5 6 3 2
13 11
SYN
V-SYNC
5 6 3 2
1511
5 6 3 2
1514
Y
EDIT OPTION EDIT
5-POL
6052 7055
EDIT
10
5D1 1
7035
IR
1 12
17
10
5STBY 2 3
11
5A1
25
6000 7060 73 16:9
6006
33
4 +3VB
+
3/15
0030/
7010
79
2019
STBY
6
(PS)
13
16 SCART CONTROL 16
(IO)
14
18 BUS-INIT 2
24
12 SDA
14 SCL 23
DC
14 13 5 6 5 6 5 6 5
B
1750 (TM) 7025 (CC) 7024 (CC) 7028 (CC) 7720 (VP)
C TUMOD EEPROM EEPROM EEPROM VPS/PDC
20
1637
14
7400 (AU)
15
AUDIO
HC ...................4-59 TM ...................4-61
IO.....................4-33 VP....................4-62
OS ...................4-62 VS....................4-55
PS....................4-23 VT....................4-39
1538
1
1
6
2
3
2
7
4
5
3
8
6
7
5
+5VW
13 24
7140 (VT)
TELETEXT
14 25
OPTION
11 12
1528
11 12
to IO
S-VHS Y
SDA
SCL
4
4 - 18