Main(Terminal) Schematic Diagram - JVC HR-S2901U Service Manual

4.9 MAIN (TERMINAL) SCHEMATIC DIAGRAM
5
4
3
ONLY USED FOR HR-S5901U/S5911U/S5911U(C)/S3901U/S3911U/S3911U(C)
REAR_S_IN
2
#
J4
REAR_S_OUT
# DIFFERENCE TABLE
1
MODEL
HR-S5901U/S5911U/S5911U(C)
HR-S3901U/S3911U/S3911U(C)
HR-S2901U/S2911U(C)
HR-G12
A
ONLY USED FOR HR-S5901U/S5911U/S5911U(C)
FRONT_S_IN
# J7102
TO TO
MAIN FRONT S
R7925
C7914 OPEN R7924
# CN7108 #
OPEN OPEN CN7103
FRONT_Y_IN
GND
FRONT_C_IN
GND
2 9
FRONT S
J7101
FRONT VIDEO IN
FRONT AUDIO IN
(L)
FRONT AUDIO IN
(R)
ONLY USED FOR
# J1
REAR1 IN
HR-S5901U/S5911U/S5911U(C)
AUDIO(R)
HR-S3901U/S3911U/S3911U(C)
AUDIO(L)
VIDEO
J2
REAR OUT
AUDIO(R)
AUDIO(L)
VIDEO
TO TO
REAR S
MAIN
R929 C915
#
OPEN OPEN # FW7102 FW7101
REAR1_C_IN
R928 OPEN
REAR1_Y_IN
GND
C_OUT
Y_OUT
2 9
REAR S
: Used
: Not used
FRONT S-IN REAR S-IN
R924 R925
R914 R915
SYMBOL
FW7101
C914 C911
J4
J7102
FW7102
CN7103 CN7108
QND0077-001 1-5 PIN
X QND0077-001 1-5 PIN
X X QND0076-001 1-3 PIN
X X X X
B C
0 3 MAIN[TERMINAL]
# R924 75
# R925 75 # C914 0Ω
R912 75
# R911 75
R901 82
#
R902 1.5k
# R919 # R922
330 330
1/2W 1/2W
#
C913
# #
R915 75 C911 0Ω 470
/6.3
#
R914 75
# R917 75 # C912 0.01
# R920 # Q903
# R916 75
# Q904 100
R918
OPEN
REAR A/V-IN S-VHS/VHS
R911 R902 R916 R917
J1 R919-R922
C912 C913
Q903 Q904
X
X
D E
4-19 4-20
Note : 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.
C901
470
/6.3
L901 100µ
R904
330
1/2W
Q901
C903 C904
# R921 R905
OPEN 0.01
100 100
2SC4081/QRS/
2SA1576A/QR/
F
TO VIDEO/N.AUDIO
FRONT_V_IN
GND
F.AUDIO[L]
F.AUDIO[R]
GND
A.IN1[R]
A.IN1[L]
GND
REAR1_V_IN
GND
LINE_OUT[R]
LINE_OUT[L]
GND
TO S-SUB
FRONT_Y_IN
GND
FRONT_C_IN
GND
FRONT_V_IN
GND
REAR1_V_IN
GND
REAR1_Y_IN
GND
REAR1_C_IN
GND
Y_OUT
GND
C_OUT
BIAS_FOR_C_OUT
TO SW.REG
SW12V
GND
TO SYSCON
GND
V_FROM_OSD
TO TUNER
RF_VIDEO
GND NC
p20259001a_rev0
G H