System Control Schematic Diagram - JVC SR-VS20E Service Manual

Mini dv/s-vhs video cassette recorder
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4.4

SYSTEM CONTROL SCHEMATIC DIAGRAM

TO CONNECTION
I2C_CLK_A/V
I2C_DATA_A/V
V.P_CTL
SLOW_P/CNR_CTL
TRICK[H]/M_TRICK[L]
D.FF
V.PULSE
TO VIDEO/AUDIO
N.REC_ST[H]
A.MUTE[H]
EDS_CS/PAL_PB[H]
JUST/EDS[H]/SECAM
SP[H]
3.58NTSC[H]
5
FLY.REC[H]
VHS[H]
I2C_DATA_A/V
I2C_CLK_A/V
FULL_E_ON[L]
EE[L]/5_PB[L]
N.REC[L]
SP_SHORT[H]
LP_SHORT[H]
FLY.ON[H]/VHS[H]
H.REC_ST[H]
TRICK[H]/M_TRICK[L]
BS_P.CTL/MESECAM[H]
C.SYNC/V.REF
A.FF
D.FF
V.PULSE
NORM/MESEC/S
SEC.DET/KIL/BIT_IN
VIDEO_ENV
A.ENV/ND[L]
ET_PB[H]/AGC_CTL
SB_GAIN
GND
CTL[+]
CTL[-]
TO DRUM MOTOR
CN3001
DRUM_12V
GND[M]
drum_ctl_v
DRUM_CTL_V
dpg
D.PG
dfg
D.FG
4
IC3004
BA6956AN
TO LOADING MOTOR
L3011
SHORT
CN3002
LDM1
LDM2
C3001
L3012
B3004
C3002
0.1
SHORT
OPEN
0.01
R3201
L3001
10k
SHORT
CP
CP3002
C3003
ICP-N15
10
/16
TO
CAP MDA
CN3003
GND[C]
CAP_FG
CAP_CTL_V
SW5V
GND[M]
CAP_REV[L]
C3004
NC
0.1
M12/17V
CP
CP3003
ICP-N25
R3205
R3206
R3207
R3208
180
18k
18k
180
1/4W
Q3002
Q3003
SUPPLY
TO
PTZ-NV16
PTZ-NV16
REEL SENSOR
ROTARY ENCODER
START
END
CN3004
SENSOR
SENSOR
LSB
LSC
C3007
LSA
OPEN
3
GND[C]
D3001
LNB2301L01VI
C3008
R3214
R3215
R3216
10k
10k
10k
TO CONNECTION
GND[M]
GND[M]
CP3004
M12/17V
ICP-N15
AL5.8V
CP
D3004
D3005
11ES2
11ES2
DRUM12V
M12V
R3222
COMMON_USE_M12/DRUM12V
C3042
4.7k
SW12V
470
/6.3
[for_EDL]
SW5V
GND
48V
-29V
DC3.5V[+]
DC3.5V[-]
P.SAVE[L]
#
#
D3003
P.CTL[H]
RD33ES/B2
V_UP[H]
R3218
AL 5V
4.7k
TO
R3237
R3238
CONNECTION
10k
10k
JSA/SHUTTLE_A
JSB/SHUTTLE_B
2
#
#
D3011
D3012
GND
1SS133
1SS133
#
B3003
SHUTTLE[L]/NC
J2/JOG_A
B3002
OPEN
J1/JOG_B
B3001
OPEN
R3251
TO DISPLAY
10k
CN7001
CN3011
#
RCU5V
AL5V
S.CLK
S.DATA_TOSYS
S.DATA-FRSYS
STB
RC_IN
GND
C3010
QEZ0244-229
B.UP_GND
EDL
DC3.5V[-]
R3614
DC3.5V[+]
OPEN
-29V
C3011
OPEN
LED1
LED2
LED3
LED4
LED5
LED6
TO DV MAIN (DV SYSCON)
CN1002
CN3014
#
RXD/KBUS_D
TXD/NC
DIAL_PLAY[L]/KBUS_CLK
DIAL_OFF[L]/KBUS_REQ
DIAL_AUTO[L]/NC
HOUSING_SW/NC
1
A
B
Q3011
Q3010
DTC144WU
2SC4081/QRS/
2SD1819A/QRS/
# R3107
R4019
10K
6.8k
R4021
10k
R4018
R4017
R4001
#
Q4003
DTC114EU
Q3001
TP4001
#
2SD1819A/QRS/
CTL.P
#
C4017
C4016
2SC4081/QRS/
0.0022
560p
2PC4081/R/
R3204
TP3910
#
2.2k
C4015
LMC3
0.001
C4001
OPEN
#
Q4002
DTC114EU
R3202
R3203
C4002
0.1
4.7k
10k
R3217
#
Q4001
5.6k
DTC114EU
#
C4003
0.001
C4010
0.022
CTL[+]
SVss
LMC1
C4004
22
/16
CTL[-]
C4006
47
/6.3
LMC2
CTLBIAS
C4007
0.01
CTLFB
#
C4005
R4005
CTLAMPOUT
0.0022
5.6k
C4008
1
CTLSMTIN
R4007
1k
C4009
0.056
CFG
C3014
OPEN
SVcc
AVcc
C3015
0.1
R3011
0
NORM/MESEC/S
R3012
0
SEC.DET/KIL/BIT_IN
#
R3258
#
R3252
R3013
0
PAUSE
4.7K
OPEN
R3014
OPEN
START_SENSOR
R3209
R3210
R3211
R3212
R3015
OPEN
27k
180
27k
470k
END_SENSOR
#
R3245
R3016
0
TU_SYNC
#
R3017
4.7k
PC3001
PC3002
SUB_BUSY/WIDE_DET2
GP3S123
GP3S123
OPEN
#
R3018
4.7k
TAKE UP
RF_AGC/LED
#
R3019
REEL SENSOR
SCR_ID[H]/WIDE_DET
#
#
R3246
R3020
OPEN
BS_ANT/AFC
OPEN
R3021
0
VIDEO_ENV
R3022
0
A.ENV/ND[L]
#
AVss
R3247
4.7k
R3213
CTL_GAIN
OPEN
330k
R3025
0
LSA
R3026
0
LSB
R3027
0
LSC
R4008
1k
CAP_REV[L]
Q3005
2SD1819A/QRS/
S3001
2SC4081/QRS/
QSW0602-004
R3233
R3241
2PC4081/R/
10K
100k
REC_SAFETY
TP3911
B4001
OPEN
C3012
100
/6.3
C3049
OPEN
Q3004
2SD1819A/QRS/
2SC4081/QRS/
2PC4081/R/
R3220
#
R3219
100k
R3234
10k
4.7k
R3239
R3244
10k
OPEN
JSA
JSB
STL[L]
C
The Parts Number , value and rated voltage etc. in the Schematic Diagram are for references only.
Note :
When replacing the parts , refer to the Parts List.
D4001
1SS355
R4016
10k
#
B3024
S3002
QSW0695-001
S.CASS
1k
1k
4.7k
C3034
C3035
OPEN
OPEN
Vss
SLOW_P/
R3083
0
C3032
0.1
CNR_CTL
Vcc
R3081
OPEN
#
R3255
EDS_CS/
OPEN
PAL_PB[H]
R3080
OPEN
#
R3254
OPEN
V.P.CTL
#
R3079
SUB_RESET/
EXP_CLK
#
R3078
10k
DV_P.MUTE[H]
R3077
OPEN
DV_A.MUTE/FF/REW[L]
IC3001
R3076
470
I2C_DATA2
HD6432194BA21F
R3075
470
I2C_CLK2
R3074
OPEN
A.MUTE[H]
R3073
0
TU_V_MUTE[H]
TP3904
R3072
0
TU_A_MUTE[H]
R3071
MODE
C3054
10k
R3230
R3231
R3069
0.1
C3031
Vcc
X3002
4.7k
1k
100
0.1
OSC2
QAX0527
[OUT]
C3037
12p
Vss
TP3905
R3229
OSC1
C3030
[IN]
1M
C3036
18p
22
/16
R3066
RES
#
X3001
#
C3041
4.7k
T
C3027
X1
SP_CONV/BS/KBUS_REQ
#
#
#
10
R3063
C3025
C3026
/6.3
X2
4.7k
OPEN
#
C3024
30p
IC3002
NMI
JUST/EDS[H]/SECAM
S-80727AN-DQ-X
FWE
#
#
C3028
C3029
# #
R3062
10k
#
R3061
470
100p
100p
TU_DATA
TP3903
#
R3060
470
TU_CLK
#
R3059
TP3908
R3058
1k
N.REC_ST[H]
TP3907
#
R3057
1k
TU_CE
R3261
OPEN
R3262
OPEN
R3223
4.7k
TP3906
R3224
4.7k
C3017
OPEN
C3018
OPEN
C3019
OPEN
C3020
OPEN
C3021
OPEN
#
IC3003
#
R3235
1k
IC3005
IC3006
AT24C16-10PC
OPEN
TC7S04F
#
R3257
10K
R3236
1k
24LC16B/P
#
Q3007
DTC144WU
#
D3008
1SS355
#
B3026
## Marked elements may differ depending on the model.
Be sure to check the Parts List.
D
E
4-9
4-10
0 3
MAIN (SYSCON)
TO SUB CPU, CONNTRTION
B.BACK[H]/P.SAVE
P.MUTE[L]
PAUSE
SCR_ID[H]/WIDE_DET
SUB_BUSY/WIDE_DET2
OUT1_D[H]
OUT1_L2[H]
I2C_CLK2
I2C_DATA2
EDS_CS/PAL_PB[H]
JUST/EDS[H]/SECAM
FF/REW[L]
S1_DC
S2_DC
SECAM/MESECAM[H]
P50_I/O
ANT_CTL[H]/RMO
TO
SUB_CPU
OSD_CS2 (NC)
SECAM/MESECAM[H]
S2_DC
S1_DC
3.58NTSC[L]
FLY.REC[H]
VHS[H]
BIL_SEL/DEC[H]
OUT2_D[H]
OUT1_D[H]
OUT1_L2[H]
D_VHS[H]
D_TU[H]
SP_CONV/D_BS/D_F
D_R2/D_R1Y/D_FV
D_VHS[H]/D_SEPA[H]
SP_CONV[H]/BS[H]
TO VIDEO_I/O,
CONNECTION
D_P.MUTE[H]
SYNC_DET[H]
#
B3022
OSD_CS
#
B3021
S.CLK2
#
B3023
S.DATA_FRSYS
SWD_S.DATA
OUT2_D[H]
D_YV[H]
D_VHS[H]
D_TU[H]
#
Q3009
SP_CONV/D_BS/D_F
DTC144WU
D_R2/D_R1Y/D_FV
D_VHS[H]/D_SEPA[H]
SP_CONV[H]/BS[H]
FROM/TO
BS_TUNER
BS_P.CTL/MESECAM[H]
ANT_CTL[H]/RMO
SEC.DET/KIL/BIT_IN
BS_ANT/AFC
I2C_DATA2
#
R3256
10K
NC
I2C_CLK2
#
FROM/TO TUNER
B3020
JUST_CLK
LOCK[L]
SW1
SW2
RF_AGC/LED
BS_ANT/AFC
TU_SYNC[H]
I2C_DATA2
I2C_CLK2
BIL_SEL/DEC[H]
TU_V_MUTE[H]
TU_A_MUTE[H]
TU_DATA
TU_CLK
TU_CE
AL5V
TO AUDIO_I/O
BIL_SEL/DEC[H]
OUT2_D[H]
OUT1_D[H]
D_A.MUTE[H]
D_YV[H]
D_VHS[H]
D_TU[H]
SP_CONV/D_BS/D_F
D_R2/D_R1Y/D_FV
#
B3016
SP_CONV[H]/BS[H]
#
B3015
FRONT[H]
R3606
2.2k
R3607
2.2k
R3608
2.2k
R3609
2.2k
R3610
2.2k
R3611
2.2k
R3612
10k
#
IC3651
BU2090FS
#
IC3601
BU2090FS
#
C3602
0.1
TUNER/REG
AUDIO/VIDEO
CONTROL
CONTROL
R3613
10k
R3605
2.2k
TO_SUB_CPU
R3604
2.2k
SW2
R3603
2.2k
SW1
R3602
2.2k
EE[L]/5_PB[L]
R3601
2.2k
N.REC[L] (NC)
SUB_RESET/EXP_CLK
SUB_CS/EXP2_DATA
SUB_CLK/KBUS_CLK
SUB_OUT/KBUS_OUT
SUB_IN/KBUS_IN
SUB_OSD_ON
SUB_BUSY/WIDE_DET2
AL5V
S.CLK
D.A MUTE(H)
S.DATA2_FRSYS(NC)
GND
B_UP5V
P.DOWN
LED1
LED2
LED3
LED4
LED5
FULL_E_ON[H]
P.CTL[H]
P.SAVE[L]
V_UP[H]
RXD
TXD
DIAL_PLAY[L]
DIAL_OFF[L]
DIAL_AUTO[L]
HOUSING_SW
p10290001a_rev3
F
G
H

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