Grundig GMI8500, Руководство по обслуживанию

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12 13
CTL OUT
A
M
14 15 16 17 18 19 20
CT SW4 VCC2 VCC1 DMP24 REC SW HEAD CTL D.REC C CTL C IN Y CTL HA OUT Y IN
MIX +
C
GCR
Y
GCR
V-LOGIC
HSW
+ -
-
+
-
+
CT SW1
DMP13
RA1+
HA1/
RA1-
HA3/
RA3-
RA2+
RA3+
RA4+
HA4/
RA4-
+
HA2/
RA2-
PB
ON
-
MA1
MA3
MA2
MA4
C
AMP
DET
GCA
FE
AT
DET
N.C. N.C. N.C. N.C. N.C. FEH
FEFO
GND
AT OUT
AT
DET
VCC4
VCC3
PB
N.C.
12 11 10 9 8 7 6 5 4 3 2 1
25 26 27 28 29 30 31 32 33 34 35 36
FE OUT
48
47
46
45
44
43
42
41
40
39
38
37
AT
CTL
GND
AT IN
AGC OUT
AGC DET
N.C.
GND
13
14
15
16
17
18
19
20
21
22
23
24
GND
CT
SW2
CT
SW3
C5021
0.01
C5019
1
C5023
0.01
R5004 3300
R3313
0
C5015
0.01
C5016
F3F0J1060005
C5011 0.01
C5010
0.01
R5003
68
C5020
0.01
C5018
F3F0J1060005
C5041
100P
1 2 3
6 5 4
1 2 3
6 5 4
Q5002
XN4501
Q5001
XN4501
2
1
3
4
5
6
7
8
9
10
11
12
13
C5002
0.01
C5004
0.01
C5006
27P
C5008
27P
C5001
0.01
C5003
0.01
C5005
27P
C5007
27P
R5001
10
C5009
0.01 R5002
68
R5005
D1BB1102A010
R5008
4.7
R5007
560
Q5003
2SA812
C5022
0.1
IC5001
AN3355FHP
TO
CYLINDER UINT
FP5001
RE(S)
RE(F)
GND
R1(F)
R1(S)
L1(F)
L1(S)
GND
R2(F)
R2(S)
L2(F)
L2(S)
GND
L5002
G1C470KA0019
L5003
G1C470KA0019
C5014
F3F0J1060005
21 22
A OUT
MIC IN
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
V OUT
V IC OUT
ST 4.8V
EVF ADJ
L3304
G1C470KA0019
1 2 3 4 5 6 7 8
16 15 14 13 12 11 10 9
C3313 0.01
R3326
1K
R3302
330
Q3301
2SA1832FY
R3303 1K
L3309
G1C471J00002
C3314
0.027
QR3302
RN1103F
QR3301
RN2103F
C3350
4700P
C3349
0.01
R3331
820
L3307
G1C470KA0019
C3344 0.01 C3343 0.01
C3342 0.1
C3351 0.01 C3341 0.01
YOUT YOB YIN VGG NC CIN VOB COUT
PLLFIL
FSCIN
SW
GND VCC GND VCC GND
IC3302
TL8850AF
TL5002
TL5002
GND
V ENV
MIC IN
ANA Y OUT
A OUT
FACT MODE
CTL OUT
B
IRIS OPEN
FNO
POL
V REF
G
VD
CAM CLK
SBI
SBO
GND
V REF
POL
RESET
R
REG 5V
CAM TEST
HA SW
V OUT
S TAB
EVF ADJ
LINE
LINE IN
GND
TL5001
TL5001
TO EVR
PP3001
TO
POWER
TO
AVS OUT
TO
AUDIO
B
C
D
E
F
G
J
K
L
ORDERING. WHEN YOU ORDER A PART, PLEASE REFER TO PARTS LIST.
:VIDEO MAIN SIGNAL PATH IN PLAYBACK MODE :VIDEO MAIN SIGNAL PATH IN REC MODE
NOTE: DO NOT USE ANY PART NUMBER SHOWN ON THIS SCHEMATIC DIAGRAM FOR NOTE: THE MEASUREMENT MODE OF THE DC VOLTAGE IN THE BRAKETS( )ON THIS DIAGRAM IS
RECORD MODE.(SP MODE)
THE MEASUREMENT MODE OF THE DC VOLTAGE OUT OF THE BRACKETS
ON THIS DIAGRAM IS PLAYBACK MODE.
TO FRAME GND
A25 A14
B17
B18
A1
A2
A3
L5001
G1C101K00021
LB5002
VLP0319A241
LB5004
VLP0319A241
LB5001
VLP0319A241
LB5003
VLP0319A241
C3348
0.01
R3345
47K
R3344 47K
C3347
0.01 C3345
F2H0J470A003
B13 B12
C5012
0.01
L5004
G1C470KA0019
B19
B15
A10
A16
A21
A20
A18
A23
A17
A22
A13
A12
A11
A24
A7
A15
A8
A9
A6
B17
B14
B19 B18 B7 B8 B2 B1
A26
22
23
24
25
26
27
28
:AUDIO MAIN SIGNAL PATH IN REC MODE :AUDIO MAIN SIGNAL PATH IN PLAYBACK MODE
B11 CK DET
I
H
H
H
H
H
L
L
SWITCHING
REG 4.8V
(AMP)
(FILTER)
ROTARY
ERASE DRIVE
REC/PLAY
HEAD AMP
(HEAD SW)
(HEAD SW)
4.7
(0)
4.7
-
(4.7)
2.6
(3.3)
-
(3.9)
0
(2.4)
3.0
(0)
0
3.1 (0) 16.2 (0) 2.3 (0) - 10.0 (0) 2.2 (0) 3.1 (0) 1.8 (0)
4.7 (0) 4.7 (0) - 2.3 (0) 1.8 (0)
2.0 (3.3) 2.6 1.5 2.6 2.2 2.9 0 (2.8) 0.1 1.7 4.8 0.5 (2.3) 1.4 (0)
0
(2.5) 0.5
(2.3) 0
(2.4)
0.5
(2.3)
1.9
(2.4)
1.9
(2.4)
-
-
3.0
(0)
0
(2.4)
4.8 (4.2)
0.6
0 (3.0)
-
2.9
- - - -
0 (2.4) 0.4 (2.3) 1.4 (0)
0
(2.4)
0
4.8
1.2
(2.3)
1.9
2.5
(1.7)
0
(2.5)
0
(2.4) 0.5
(2.3) 0
(2.4)
0
(2.4) 0.5
(2.3)
0
(2.4)
0.6
(2.2)
0.6
(2.2)
0.5
(2.4)
0
(2.4)
0
(2.4)
0.5
(2.3)
0
(2.2)
0.6
(2.3)
0.6
(2.5)
0
(4.8)
4.8
4.8
(4.2)
(INV.)
26