
L
L
H
H
H
H
0
R3313
H
I
CK DET
B11
:AUDIO MAIN SIGNAL PATH IN REC MODE :AUDIO MAIN SIGNAL PATH IN PLAYBACK MODE
28
27
26
25
24
23
22
A26
B1
B2
B8
B7
B18
B19
B14
B17
A6
A9
A8
A7
A24
A11
A12
A13
A22
A23
A20
A21
A10
B15
B19
47u
L5004
0.01
C5012
B12
B13
6V47
C3345
0.01
C3347
R3344 47K
47K
R3345
0.01
C3348
VLP0319A241
LB5003
VLP0319A241
LB5001
VLP0319A241
LB5004
VLP0319A241
LB5002
100u
L5001
A3
A2
A1
B18
B17
A14
A25
TO FRAME GND
ON THIS DIAGRAM IS PLAYBACK MODE.
THE MEASUREMENT MODE OF THE DC VOLTAGE OUT OF THE BRACKETS
RECORD MODE.(SP MODE)
NOTE: THE MEASUREMENT MODE OF THE DC VOLTAGE IN THE BRAKETS ( ) ON THIS DIAGRAM IS
NOTE: DO NOT USE ANY PART NUMBER SHOWN ON THIS SCHEMATIC DIAGRAM FOR
:VIDEO MAIN SIGNAL PATH IN REC MODE
:VIDEO MAIN SIGNAL PATH IN PLAYBACK MODE
ORDERING. WHEN YOU ORDER A PART, PLEASE REFER TO PARTS LIST.
L
K
J
G
F
E
D
C
B
AUDIO
TO
AVS OUT
TO
POWER
TO
PP3001
TO EVR
TL5001
TL5001
GND
LINE IN
LINE
EVF ADJ
S TAB
V OUT
HA SW
CAM TEST
REG 5V
R
RESET
V REF
GND
SBO
SBI
CAM CLK
VD
V REF
FNO
IRIS OPEN
CTL OUT
FACT MODE
A OUT
ANA Y OUT
MIC IN
V ENV
GND
TL5002
TL5002
TL8850AF
IC3302
GND
VCC
GND
VCC
GND
SW
FSCIN
PLLFIL
COUT
VOB
CIN
NC
VGG
YIN
YOB
YOUT
C3341 0.01
C3351 0.01
C3342 0.1
C3343 0.01
C3344 0.01
47u
L3307
820
R3331
0.01
C3349
4700P
C3350
RN2103F
QR3301
R3303 0
2SA1832FY
Q3301
330
R3302
1K
R3326
C3313 0.01
9
10
11
12
13
14
15
16
8
7
6
5
4
3
2
1
L3304 47u
EVF ADJ
ST 4.8V
V IC OUT
V OUT
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
MIC IN
A OUT
22
21
F3F0J1060005
C5014
47u
L5003
47u
L5002
GND
L2(S)
L2(F)
R2(S)
R2(F)
GND
L1(S)
L1(F)
R1(S)
R1(F)
GND
RE(F)
RE(S)
FP5001
CYLINDER UINT
TO
AN3355FHP
IC5001
0.1
C5022
2SA812
Q5003
560
R5007
4.7
R5008
D1BB1102A010
R5005
68
R5002
0.01
C5009
10
R5001
27P
C5007
27P
C5005
0.01
C5003
0.01
C5001
27P
C5008
27P
C5006
0.01
C5004
0.01
C5002
13
12
11
10
9
8
7
6
5
4
3
1
2
XN4501
Q5001
XN4501
Q5002
4
5
6
3
2
1
4
5
6
3
2
1
100P
C5041
F3F0J1060005
C5018
0.01
C5020
68
R5003
0.01
C5010
C5011 0.01
F3F0J1060005
C5016
0.01
C5015
R5004 3300
0.01
C5023
1
C5019
0.01
C5021
SW3
CT
SW2
CT
GND
24
23
22
21
20
19
18
17
16
15
14
13
GND
N.C.
AGC DET
AGC OUT
AT IN
GND
CTL
AT
37
38
39
40
41
42
43
44
45
46
47
48
FE OUT
36
35
34
33
32
31
30
29
28
27
26
25
1
2
3
4
5
6
7
8
9
10
11
12
N.C.
PB
VCC3
VCC4
DET
AT
AT OUT
GND
FEFO
FEH
N.C.
N.C.
N.C.
N.C.
N.C.
DET
AT
FE
GCA
DET
AMP
C
MA4
MA2
MA3
MA1
-
ON
PB
RA2-
HA2/
+
RA4-
HA4/
RA4+
RA3+
RA2+
RA3-
HA3/
RA1-
HA1/
RA1+
DMP13
CT SW1
+
-
+
-
-
+
HSW
V-LOGIC
GCR
Y
GCR
C
+
MIX
Y IN
OUT
HA
Y CTL
C IN
C CTL
D.REC
CTL
HEAD
SW
REC
DMP24
VCC1
VCC2
SW4
CT
20
19
18
17
16
15
14
M
A
CTL OUT
13
12
(4.2)
4.8
4.8
(4.8)
0
(2.5)
0.6
(2.3)
0.6
(2.2)
0
(2.3)
0.5
(2.4)
0
(2.4)
0
(2.4)
0.5
(2.2)
0.6
(2.2)
0.6
(2.4)
0
(2.3)
0.5
(2.4)
0
(2.4)
0
(2.3)
0.5
(2.4)
0
(2.5)
0
(1.7)
2.5
1.9
(2.3)
1.2
4.8
0
(2.4)
0
(0)
1.4
(2.3)
0.4
(2.4)
0
-
-
-
-
2.9
-
(3.0)
0
0.6
(4.2)
4.8
(2.4)
0
(0)
3.0
-
-
(2.4)
1.9
(2.4)
1.9
(2.3)
0.5
(2.4)
0
(2.3)
0.5
(2.5)
0
(0)
1.4
(2.3)
0.5
4.8
1.7
0.1
(2.8)
0
2.9
2.2
2.6
1.5
2.6
(3.3)
2.0
(0)
1.8
(0)
2.3
-
(0)
4.7
(0)
4.7
(0)
1.8
(0)
3.1
(0)
2.2
(0)
10.0
-
(0)
2.3
(0)
16.2
(0)
3.1
(2.4)
0
(3.9)
-
(3.3)
2.6
(4.7)
-
4.7
(0)
4.7
(HEAD SW)
(HEAD SW)
HEAD AMP
REC/PLAY
ERASE DRIVE
ROTARY
(FILTER)
(AMP)
REG 4.8V
SWITCHING
26
Summary of Contents for GMI7900
Page 9: ...Fig 5 Fig 6 Fig 7 Fig 8 Fig 9 Fig 10 Fig 11 9 ...
Page 11: ...5 ABBREVIATIONS 11 ...
Page 12: ...12 ...
Page 14: ...14 ...
Page 20: ...20 ...
Page 36: ...36 ...