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4.5
SUB CPU SCHEMATIC DIAGRAM
0 3 MAIN(SUB CPU)
5
TO_AUDIO_I/0
IN_SEL_A
IN_SEL_B
4
TO
SYSCON
BIL_SEL/DEC[H]
EE[L]/5_PB[L]
SW1
SW2
FF/REW[L]
TP3302
TP3306
TO
SYSCON
B_UP5V
GND
S.CLK
S.DATA
NC
CSB
3
SUB_OSD_ON
VDD
Y
X
Y1
Y0
Z1
C3310
0.01
2
TO
SYSCON
SUB_BUSY
SUB_CLK
SUB_RESET
P.DOWN
SUB_CS
SUB_OUT
SUB_IN
1
A
B
Q3302
DTC144WUA
Q3303
DTC144WUA
TP3303
C3313
R3402
47k
0.047
UPD780053GC042
R3361
R3362
R3363
R3364
R3365
R3366
TP3301
R3369
1M
R3371
1k
L3301
IC3302
R3376
TC74HC4053AF
R3377
R3378
R3379
R3380
C3312
X1
X0
A
B
C
C3311
Z
Z0
INH
VEE
VSS
R3401
10k
# MARK ELEMENTS ARE NOT MOUNTED.
C
D
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.
R3419
R3418
Q3304
DTC144WUA
R3417
#
R3411
1K
1k
R3341
1k
R3360
1k
IC3301
1k
NC
N.REC[H]
1k
P.DOWN
LED4
1k
NC
LED3
1k
SUB_CS
LED2
1k
NC
LED1
1k
NC
LED5
GND
OUT1_L2[H]
VDD
GND
X2
OUT1_D[H]
X1
OUT2_D[H]
GND
D_VHS[H]
XT2
D_TU[H]
10µ
XT1
SP_CONV[H]/D_BS[H]/DV_F[H]
VDD
D_R2[H]/D_R1Y[H]/D_FV[H]
AVREF
D_VHS[H]/D_SEPA[H]
S2_DC
1k
NC
VHS[H]
S1_DC
1k
NC
3.58NTSC[L]
1k
SW1
SECAM/MESECAM[H]
1k
SW2
1k
V.UP[H]
EE[L]
0.01
3.3
/50
#
C3302
Q3305
#
C3301
OPEN
DTC144WUA
OPEN
TP3305
#
C3303
OPEN
TP3304
E
4-13
4-14
R3424
47k
R3425
4.7k
100
10k
B3301
OPEN
Q3308
DTC144WUA
Q3307
DTC144WUA
R3340
1k
R3339
0
R3338
0
R3337
0
R3336
0
0
R3335
R3334
R3332
1k
R3331
1k
R3330
1k
R3329
1K
R3328
1k
R3327
1k
R3326
1K
R3325
1K
R3324
1K
R3323
0
R3322
0
R3321
4.7K
Q3306
DTC144WUA
R3403
10k
p20174001a_rev1
F
TO
SYSCON
RXD
TXD
DIAL_PLAY[L]
DIAL_OFF[L]
DIAL_AUTO[L]
HOUSING_SW
LED4
LED3
LED2
LED1
LED5
D_A MUTE[H]
TO VIDEO/AUDIO
5_PB[H]
TO
SYSCON, VIDEO I/O
FULL_E_ON[H]
FLY_REC[H]
S2_DC
S1_DC
DV_SEPA[L] (NC)
OUT1_L2[H]
GND
OUT1_D[H]
OUT2_D[H]
D_VHS[H]
D_TU[H]
SP_CONV/D_BS/D_F
D_A2/D_R1Y/D_FV
VHS[H]
VHS_DV[H]
3.58NTSC[L]
SECAM/MESECAM[H]
TO
VIDEO_I/O
OSD_CSB
OSD_CLK
OSD_DATA
TO
SYSCON
AL5V
P.SAVE[L]
P.CTL[H]
V_UP[H]
G
H
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