JVC HR-S3902US Service Manual page 28

4.3 MAIN (SYSCON) AND C.BOX/R.PAUSE SCHEMATIC DIAGRAMS
0 3
TO
SW.REG
SW5V
M12/17/26V_CAP
AL5.8V_SYS
GND[M]
GND
M12V
48V
5
GND
P.CTL[H]
SW12V
TO
R.ENCODER
JS3001
GND
LSA
LSB
LSC
LSD
TO
FRONT
AL5V
JSA
JSB
KEY1
KEY2
RC
DIG1
DIG2
DIG3
DIG4
DIG5
DIG6
CTL4
DIG7
D_A
D_B
4
D_C
D_D
D_E
D_F
D_G
GND
#
TO
FLASH WRITER LNB2301L0VI
# CN3010
P20
VDD
SBI0_FRSIS
SBO0_FRSIS
GND
SXi
3
iRQ0
R3219
R3218
R3246
TO
R3247
TUNER
CONV_CTL[H]
I2C_DATA
I2C_CLK
AFC/JUST_CLK
CH_SW
# R3248
TO
FMA/DEMOD
H.REC_ST[H]
A.FF
AFC/JUST_CLK
LED
A.ENV/ND[L]
A.MUTE[H]
S.CASS[H]
ET_REC[H]
2
I2C_CLK
I2C_DATA
1
#DIFFERENT TABLE
HR-S2902US
HR-J7010UM
HR-S8010UM
HR-S3902US
HR-S5902US
A
MAIN [SYSCON]
R3208 R3207 R3206 R3205
10k 10K 10K 10K
R3209 R3210 R3211 R3212 R3213
180 18k 120 18k
OPEN
1/4W
C3007 C3008
OPEN OPEN
D3001 Q3001 Q3002 PC3001
OPEN PTZ-NV16A RPI-304J
START SENSOR END SENSOR SUPPLY
REEL SENSOR
10K
10k
REC.SAFE.SW S.CASSETTE
S3001 S3002
OPEN PESW0589 PESW0589
PESW0678 PESW0678
OPEN
2k
: USED
: NOT USED
1
BEFORE AP AFTER AP
CN3010,R3016
R3016 CN3010,R3248
R3248
B
D3002
1SS133
1SS270A
R3214 R3215
120 18k
PC3002
RPI-304J
TAKE UP
REEL SENSOR
C3042
C3041 100p
100p
IC3004
CAT24WC04JI
R3237
R3238
#DIFFERENT TABLE 2
Features SYMBOL SYMBOL HR-S2902US HR-S2902U HR-S3902U HR-S3902US
R3086 R3087
ADV JOG
R3240 R3241
Audio Full Erase R3014 R3014
D3007 R3003
CABLE BOX/
R3236
R.PAUSE/ Q3005 Q7201
J7104 J7105
COMP LINK
R7202 R7203
R7204
L7201 C7206
FW3001
FW7104
Rear AV Input Jack R3016 R3100
B3003
IC3001
MN101D06GJL
SP_FG
YC_IN[H]/DIG6
TU_FG
#
R3003 1k
R.PAUSE/COMP_IN
R3004 OPEN
DIG7
R3005 1k
RC
R3006 0
D_A
R3007 0
D_B
R3008 0
D_C
R3009 0
D_D
R3010 0
D_E
R3011 0
D_F
R3012 0
D_G
R3013 OPEN
RM0
#
R3014 0
FULL.E_ON[H]
R3015 0
N.REC[H]
# R3016 0
REAR1[H]
R3017 470
I2C_D_AV
R3018 470
12C_C_AV
R3019 OPEN
SP_SHORT[H]/FLY_REC_ST[H]
R3020 OPEN
EP_SHORT[H]/FLY_REC[H]
R3021 1k
SB_GAIN
R3022 1k
REC_S
R36 4.7k
D.FF
R4004 OPEN
V.PULSE
RESET
# R3242 # R3042
10k 10k
C3036
100
/6.3
#
C3048
0.01
NC VDD
GND OUT
IC3003
#
IC-PST3425U-X
# R3244
330
# D3016
MTZJ3.9B
RD3.9ES/B2
# Q3007
2SC4081
#
R3243
680
4.7K
4.7K
#DIFFERENT TABLE 3 #DIFFERENT TABLE 3
HR-S5902US HR-S5902U Features
Rear AV Input Jack R3016 R3100
R3058 R3060
S-VHS
R3064
#DIFFERENT TABLE 4
B3001
WITHOUT BACKUP (US & UC)
WITH BACKUP (UM only)
C
#
R3232
100k
# Q3004
2SD1819A
2SC4081
2PC4081
C4025
OPEN
C
R
CTL(-)
R
CTL(+)
AVCC
AMP_C
AVSS
AMP_VREF_IN
AMP_VREF_OUT
C.FG_IN
C.FG_AMP_OUT
S_DET
D.PG/FG_IN
#
S.CASS
HS_FR
CAP.M_F/R
LM.F/R/S
# # # #
#
CHARAM
R
P.CTL[H]
# # # # #
CHARAE
R
CTL_G
R
ET_REC[H]
R
FSCLPF
R
FSCI
R
AFCLPF
C
AFCC
VDD2
C203
1
C205
100p
R201
3.3k
C3035
0.1
#
R3222
R3223
1M
# X3002
QAX0444
X3001
-001
QAX0526
-001
#
Q3006
2SC4081
C3017
22p
C3016 C3018
18p OPEN
HR-S2902US HR-S2912UC HR-S2912UC HR-S2915UC HR-S2915UC
C3028 IC3003,C3012,C3013 Q3006,Q3007,D3016
D3004 C3022 C3048 R3042 R3243-R3245 C3011
D
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