Demodulator Circuit Board [Hr-J777Ms] - JVC HR-J271MS Service Manual

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4.20 DEMODULATOR CIRCUIT BOARD [HR-J777MS]

14 DEMOD
LPB10094-001B
COMPONENT PARTS LOCATION GUIDE
DEMODULATOR [HR-J777MS]
REF.NO. LOCATION REF.NO. LOCATION REF.NO. LOCATION
R6711 B C 4C
CAPACITOR CONNECTOR
R6712 B C 3C
C6701 B C 1A CN6701 A D 3A
R6713 B C 3C
C6702 B C 2A
DIODE
R6714 B C 3D
C6703 B C 1B
D6701 A D 4B
R6715 B C 3D
C6704 B C 1B
IC R6716 B C 4C
C6705 B C 2B
R6718 B C 1C
C6706 B C 2B IC6701 B C 3C
R6719 A D 2A
C6707 B C 2B
COIL
R6720 B C 3D
C6708 B C 2A
L6701 A D 1A
R6721 B C 2D
C6709 B C 2A
L6702 A D 1C
OTHER
C6710 B C 3B
TRANSISTOR
C6711 B C 3B
K6701 B C 1B
C6712 B C 4B Q6701 B C 1B
K6702 B C 2B
C6713 B C 4C
RESISTOR K6703 B C 3B
C6714 B C 4C
K6704 B C 3B
R6701 B C 1A
C6715 A D 4D
K6705 B C 3B
R6702 B C 2A
C6716 B C 3D
K6706 B C 3D
R6703 B C 1A
C6717 A D 4D
K6707 B C 1C
R6704 B C 1B
C6718 B C 3D
X6701 A D 2B
R6705 B C 2A
C6719 A D 3D
R6706 B C 2B
C6720 A D 2D
R6707 B C 1B
C6721 B C 2C
R6708 B C 3A
C6722 A D 1D
R6709 B C 3A
C6723 B C 2C
R6710 B C 4B
C6724 A D 1C
Digitized in Heiloo Netherland
4-43
4.21 FDP GRID ASSIGNMENT AND CONNECTION
[A] (FDP with audio level indicator)
6G 5G 4G 3G
+8
4
1a 2a
0
1
h
6
VPS/PDC
–15dB 1
h
VCR
1 2
NORM
col2
+8 B10
B10
S4
4
0
S3
6
–15dB
B1 B1
(6G, 5G)
[B] (FDP without audio level indicator)
5G 4G 3G
2a 1a
VN LD
2
SP S
h
VCR
2
h
VPS/PDC
col2
B9
S3 S2
B1
(5G)
ANODE CONNECTION
[A]
6G 5G 4G 3G 2G 1G
P 1 S2 1a 1a 1a
—
P 2 — S1 1b 1b 1b
P 3 — S4 S3 1f 1f 1f
VPS/PDC
P 4 — NORM 1g 1g 1g
1 2
P 5 1c 1c 1c
P 6 1e 1e 1e
P 7 B10 B10 1d 1d 1d
VCR
P 8 B9 B9 col2 1h 1h
P 9 B8 B8 1a 2a col1 2a
P10 B7 B7 1b 2b 2b
VN
P11 B6 B6 1f 2f 2f
LD
P12 B5 B5 1g 2g 2g
SP
P13 B4 B4 1c 2c 2c
S
P14 B3 B3 1e 2e 2e
(SEP)
P15 B2 B2 1d 2d 2d
(SEP)
P16 REVIEW
B1 B1 1h
(SEP)
4-44
2G 1G
VN LD
SP S
REVIEW
1a
1a
1
2a 1a
h
1h 1
1
b
f
1 1g
1
h 1
e
c
col1
1d
S2
S1
(4G)
2G 1G
2a 1a
REVIEW
1 2a 1a
h
1
1h
1
b
f
1a
1
1
1
h
e
c
col1
1d
S1
ANODE CONNECTION
[B]
5G 4G 3G 2G 1G
P 1 1a 1a 1a
S2
P 2 S1 1b 1b 1b
P 3 S3 1f 1f 1f
VPS/PDC
P 4 1g 1g 1g
P 5 1c 1c 1c
P 6 — 1e 1e 1e
P 7 — 1d 1d 1d
VCR
P 8 B9 col2 1h 1h
P 9 B8 2a 2a 2a
P10 B7 2b 2b 2b
VN
P11 B6 2f 2f 2f
LD
P12 B5 2g 2g 2g
SP
P13 B4 2c 2c 2c
S
P14 B3 2e 2e 2e
(SEP)
P15 B2 2d 2d 2d
(SEP)
P16 REVIEW
B1 2h col1
(SEP)
4/5/2017