JVC SR-VS20E User Manual

4.5 SUB CPU SCHEMATIC DIAGRAM
4-13 4-14
HGFE
DCBA
4
5
3
2
1
The Parts Number
,
value and rated voltage etc. in the Schematic Diagram are for references only.
When replacing the parts
,
refer to the Parts List.
Note :
p20174001a_rev1
R3302 R3303 R3305
R3411
R3306
R3371
R3312
TP3305
C3313
R3352
R3317 R3318 R3315
R3341
R3342
R3343 R3344
R3361
TP3304
R3363
R3364
R3349 R3348 R3346 R3347
TP3302
R3334
TP3306
R3332
R3331
R3330
R3329
R3417
R3338
R3339
R3354
R3336
Q3308
R3362
L3301
C3301
C3302
C3303
Q3307
C3311
C3312
R3355
R3327
R3328
R3335
R3340
R3360
IC3302
R3412
C3310 R3401
R3301 R3308 R3309 R3311 R3316
R3369
CF3301
R3313
IC3301
R3337
R3326
R3325
R3324
R3323
R3322
R3321
R3320 R3319 R3314 R3310
R3365
R3366
R3376
R3377
R3378
R3379
R3380
R3419
R3353 R3351 R3350
R3416
Q3304
Q3303
Q3302
R3418
D3301
TP3303
R3425R3424
Q3306
Q3305
R3403
R3358 R3357
R3402
TP3301
B3301
1k 1k 1k
1K
1k
1k
1k
0.047
1k
1k 1k 1k
1k
1k
1k 1k
1k
1k
1k
1k 1k 1k 1k
1k
1k
1k
1K
1k
0
0
1k
0
1k
10µ
3.3
0.01
1k
1k
1k
0
1k
1k
1k
0.01 10k
1k 1k 1k 1k 1k
1M
1k
0
1K
1K
1K
0
0
4.7K
0 0 1k 1k
1k
1k
1k
1k
1k
1k
1k
100
1k 1k 1k
10k
4.7k47k
10k
1K 1K
47k
#
DTC144WUA
OPEN
#
OPEN
#
OPEN
#
DTC144WUA
/50
TC74HC4053AF
QAX0227-001
NC NC GND NC OSD_CS NC RXD BUCKUP5V TXD
D_R2[H]/D_R1Y[H]/D_FV[H]
GND
D_VHS[H]
SO1 SCK1 NC SUB_BUSY SUB_IN SUB_OUT SUB_CLK
N.REC[H]
FLY_REC[H]
FULL_E_ON[H]
5_PB[H]
NC
NC
NC NC
SUB_RESET
NC
P.DOWN
NC
SUB_CS
NC
NC
VDD
X2
X1
GND
XT2
XT1
VDD
AVREF
NC
SW1
SW2
V.UP[H]
NC
HOUSING_SW
FF/REW[L] P.CTL[H] P.SAVE[L]
SECAM/MESECAM[H]
3.58NTSC[L]
VHS[H] S1_DC
S2_DC
SP_CONV[H]/D_BS[H]/DV_F[H]
D_TU[H]
OUT2_D[H]
OUT1_D[H]
OUT1_L2[H]
LED5
LED1
LED2
LED3
LED4
NC NC NC
IN_SEL_B IN_SEL_A
NC
DIAL_AUTO[H]
DIAL_OFF[H}
DIAL_PLAY[H]
GND
EE[L]
NC
BIL_SEL/DEC[H]
D_VHS[H]/D_SEPA[H]
UPD780053GC042
OPEN
#
DTC144WUA
DTC144WUA
DTC144WUA
SHORT
DTC144WUA
DTC144WUA
OPEN
VHS[H]
OSD_CLK
EE[L]/5_PB[L]
SECAM/MESECAM[H]
3.58NTSC[L]
FULL_E_ON[H]
FLY_REC[H]
OSD_DATA
OSD_CSB
P.DOWN
SUB_BUSY
SUB_OUT
SUB_RESET
SUB_CLK
SW1
B_UP5V
S.CLK
S. D ATA
CSB
NC
SUB_CS
VHS_DV[H]
GND
SUB_IN
SUB_OSD_ON
GND
D_VHS[H]
OUT2_D[H]
OUT1_D[H]
OUT1_L2[H]
RXD
TXD
DIAL_PLAY[L]
DIAL_OFF[L]
DIAL_AUTO[L]
HOUSING_SW
D_A MUTE[H]
5_PB[H]
SW2
FF/REW[L]
LED5
LED4
LED3
LED2
LED1
D_TU[H]
SP_CONV/D_BS/D_F
D_A2/D_R1Y/D_FV
DV_SEPA[L] (NC)
S2_DC
S1_DC
V_UP[H]
P.SAVE[L]
P.CTL[H]
BIL_SEL/DEC[H]
AL5V
IN_SEL_A
IN_SEL_B
# MARK ELEMENTS ARE NOT MOUNTED.
TO
VIDEO_I/O
TO_AUDIO_I/0
TO
SYSCON
SYSCON
TO
0 3 MAIN(SUB CPU)
TO
VDD Y X X1
TO
X0
SYSCON
A
TO
SYSCON
B
TO
SYSCON
C
VSSVEEINHZ0ZZ1Y0Y1
SYSCON, VIDEO I/O
TO VIDEO/AUDIO

JVC SR-VS20E Specifications

General

Brand	JVC
Model	SR-VS20E
Category	VCR
Language	English