Panasonic AG-DVC7P Service Manual page 169

8.12. MAIN (HEAD/ REC AMP) SCHEMATIC DIAGRAM
(MAIN C.B.A.)
REFER TO MAIN CONNECTION
TO MAIN CN(C-13)
<TO HEAD>
G
G8 CH1 S
G7 CH1 F
G6 CH2 S
G5 CH2 F
C5023 C5021 C5024 C5022
8P 8P 8P 8P
TO MAIN CN(B-13)
<TO EVR>
G9 HA OUT
LB5001 J0JCC0000071
C5002
6V10
F
R5006 2200
C5014 47P
C5006
0.01
C5005 680P
TO MAIN CN(C-13)
<TO POWER>
LB5002
G1 REG A5V J0JCC0000071
G3 RF 3V
G2 REG D1.8V
G4 D GND
E
2.3
AGC IN
(2.7)
1
AGC
GND2
2
AGC
2.2
ADJ AGC
3
DET
1.8
(2.3)
AGC DET
4
R5001
C5008
0
0.01
2.8
VCC2
5
TO MAIN CN(C-14)
D 7.5dB
<TO VIDEO2>
0.9
/0dB
G11 ATF OUT
(0)
AGC OUT
G12 RF AGC OUT 6
G13 AGC CTL
GAIN CTL
7
0
4th REC IN
(0.9)
8
3rd REC IN
9
0
4th CLK IN
10
TO MAIN CN(C-14)
C
<TO VIDEO2>
0
EQ HOLD
G14 EQ HOLD 11
IC5001
AN3732FJMEFV
(HEAD/REC AMP)
TO MAIN CN(B-14)
<TO CONTROL>
G22 RA STAB
LB5003
C5003
TO MAIN CN(C-14) J0JCC0000071
1
B
<TO VIDEO2>
G15 REC CADJ
G16 HSE
G17 REC CTL
G18 HID2
G19 REC CLK
TO MAIN CN(B-13)
<TO CONTROL/VIDEO2>
G10 HID1
TO MAIN CN(C-14)
<TO VIDEO2>
G21 PB H
G20 REC I
A
NOTE:
DO NOT USE ANY PART NUMBER SHOWN ON THIS SCHEMATIC
DIAGRAM FOR ORDERING.WHEN YOU ORDER A PART,PLEASE
REFER TO PARTS LIST.
1 2
:MAIN SIGNAL PATH IN REC MODE
:MAIN SIGNAL PATH IN PLAYBACK MODE
R5007 0
R5008 0
C5001 C5013 C5025
6V22 0.01 6V22
1.7 2.0 1.9 1.2 0
4.7 0.8
(2.3) (2.8) (2.8) (2.4) (0.8)
44 43 42 41 40 39 38 37 36 35 34
ENV
DET
1.8
(4.1)
AC2X
33
1.8
H2X (4.1)
RA2
32
14dB
/0dB 1.8
GCA (4.1)
H2Y
31
HA2
1.8
(4.1)
AC2Y
LPF 30
1.8
(4.1)
AC1X
3rd AC FB 2nd 29
AMP AMP
1.8
RA1
H1X (4.1)
28
1.8
(4.1)
H1Y
CK Q 27
HA1
1.8
(4.1)
ACTY
D Q 26
AC3X
25
DIF
AMP RA3
H3X
I/F PRE 24
DRIVER
H3Y
23
HA3
LOGIC BLOCK
12 13 14 15 16 17 18 19 20 21 22
0.3 0 1.4 2.8 0
2.8 2.8
(2.8) (2.8) (0) (0) (2.8)
CL5001
R5015 1K
NOTE:
THE MEASUREMENT MODE OF THE DC VOLTAGE ON THIS
DIAGRAM IS PLAYBACK MODE.
THE MEASUREMENT MODE OF THE DC VOLTAGE IN THE
AG-DVC7
BRACKETS( )ON THIS DIAGRAM IS RECORD MODE.
(SP MODE)
MAIN(HEAD/REC AMP)SCHEMATIC DIAGRAM
3 4 5
8.13. MAIN (DRIVE) SCHEMATIC DIAGRAM
(MAIN C.B.A.)
REFER TO MAIN CONNECTION
TO MAIN CN(D-31)
<TO POWER>
K9 DRIVE 3V
K10 NOREG GND
K5 CYL VM
G
K1 S 5V
K2 CYL SW
K7 NOREG
K6 CAP VM
K3 CAP SW
K4 TRIWAVE
K8 REG D1.8V
K11 D GND
R2214
27K
TO MAIN CN(D-32) R2212
<TO CONTROL> 1200
K21 TORQU LIMIT A1
F
K22 CAP FG
K23 CYL ON
K24 UNLOAD
K25 LOAD
K26 CYL ERR
K27 CAP ERR A2
K28 CAP RSF A3
E
R5009
10K
CL2204
TO MAIN CN(C-31) R2224
<TO VIDEO2> 1K
K13 CYL PG
K14 DRIVE CLK
R2222
1K
TO MAIN CN(B-31)
<TO CYLINDER>
K15 COM CYL A4
R5010
10K K16 M1A A5
K17 M2A A6
K18 M3A A7
R5011
10K
TO MAIN CN(C-32)
D
<TO MECHA>
K29 M LOAD A8
K30 M UNLOAD A9
CL2205
TO MAIN CN(C-31) R2225
<TO CONTROL/VIDEO2> 1K
K12 CYL FG
R5012
10K
TO MAIN CN(B-31) C2201 R2205
<TO CYLINDER> 1 1K
K19 FG(+)
K20 PG(+)
C2202 R2206
1 1K
C
C2203
6V10
B
TO MAIN CN(C-32)
<TO CAPSTAN>
K42 VMR
K31 AFG2
K32 AFG1
K33 M1 A10
K34 M2 A11
K35 M3 A12
K36 H3(+)
K37 H3(-)
K38 H1(+)
K39 H1(-)
K40 H2(+)
K41 H2(-)
A
NOTE:
DO NOT USE ANY PART NUMBER SHOWN ON THIS SCHEMATIC
DIAGRAM FOR ORDERING.WHEN YOU ORDER A PART,PLEASE
REFER TO PARTS LIST.
1
50
:CYLINDER SERVO SPEED LOOP
:CYLINDER SERVO PHASE LOOP
C2226
6V10
R2216 39K
C2231
1
CL2202 CL2203
16 15 14 13 12 11 10 9 8 7 6 5
7.8
17 NOREG
7.6
18 CSW
0.9
19 YCLK
20 YGND
1.9
21 FC
2.9
22 VCC
CL2201
23 GND
IC2201
0.9
24 CFG2 C0GBG0000023
(CYL/CAP LOADING
1.8
25 VCC2 MOTOR DRIVE)
1.8
26 YPG
0.9
27 YFG
R2202 47K
1.1
28 YFGO
1.1
29 YFGI
1.1
30 YPGI
1.1
31 YPGO
R2203
1.1
82K
32 CFG1O
CFG1I
33 34 35 36 37 38 39 40 41 42 43 44
R2204
220K
C2212
1
R2201
100
C2211 R2208
R2210
1 1K
2200
C2204 R2207
A3 A2 A1
1 1K
NOTE:
THE MEASUREMENT MODE OF THE DC VOLTAGE ON THIS
DIAGRAM IS PLAYBACK MODE.
THE MEASUREMENT MODE OF THE DC VOLTAGE IN THE
BRACKETS( )ON THIS DIAGRAM IS RECORD MODE.
(SP MODE)
2 3 4
:CAPSTAN SERVO SPEED LOOP
:CAPSTAN SERVO PHASE LOOP
R2219
22K
A4
R2213
0.27
4 3 2 1
YMI3 64
1.6
YM3 63 A7
C2218
YMI2 62
0.1
1.6
YM2 61 A6
C2217 C2219
YMI1 60
0.1 0.1
1.6
YM1 59 A5
0
OUT1 58 A8
C2216
LGND 57
1
7.9
VB 56
0
OUT2 55 A9
0.6
CM1 54
0.6
CM2 53
C2207
0.6
0.1
CM3 52
C2206
2.4
0.1
H3- 51
2.4
H3+ 50
0.5
H2+ 49 C2205
0.1
45 46 47 48
R2211
0.27
A12 A11 A10
AG-DVC7
MAIN(DRIVE)SCHEMATIC DIAGRAM
5 6