JVC HX-D77UJ Service Manual page 21

Front section
2. 2K
KEY-A/D2
FR209 FR208 FR207 FR206 FR205 FR204 FR203 FR202 FR201
6. 8K 4. 7K 3. 3K 1. 8K 1. 5K 1. 2K 1K 820
KEY-A/D3
FR216 FR215 FR214 FR213 FR212 FR211 FR210
3. 3K 2. 2K 1. 8K 1. 5K 1. 2K 1K 820
2. 2K 1. 8K 1K
3. 3K 1. 5K 1. 2K 820
FR222 FR221
FR223 FR220 FR219 FR218 FR217
KEY-A/D1
PS102
REYE1
5VDC VR101
HORIZONTAL
1 2
PCB2- A PCB2- B PCB2-C
FW301
2P, WIRE
FW204
1
2
3
3P, ST
FQ203
DIODE MATRIX
UD01
UD02
UD03
UD04
UD05
UD06
UD07
UD09
3
KEY-A/D2
1
2
3
4
5
6
7
8
9
10
11
12
STANDBY LED
13
DISC5 LED
FR230 14
LD207
DISC4 LED
15
DISC3 LED
560 16
DISC2 LED
17
FR231 LD205
DISC1 LED
18
PRESET LED
270 19
FR232 LD204 CENTER LED
20
AUX LENS(RED)
220 21
LD203 USB LENS(BLUE)
FR233
22
VOLUME LED
220 23
LD202
FR234
24
220
FR235 LD201
FW201
120
24P, ST
1
1
2
2
3
FW202
FW203 2P, ST
3P, ST
3
2
FQ201
1 KTC8050
FQ202
KTC8050
KTC8050
PCB2
OPTION
AREA FREQ. STEP SELECT
AREA FREQ. STEP SELECT
AREA FREQ. STEP SELECT
CLOCK SELECT
H+4. 3V
RDS OPTION
ECO OPTION
UR101
CLOCK BACK-UP OPTION
UR102
AM FREQUENCY STEP UR103
FW101
UR104
32P, ST
UR105
FL+ 1
UR106
FL-
2
-VP 3 UR107
FAN
FAN
4
T-CLK UR108
SCL
5
T-DATA
SDA
6 UR109
PROTECT
PROTECT 7
P-ON UR110
P-ON / OFF 8
AMP-RESET
AMP RESET 9 UR111
H/P
H / P-SENS
10
5. 6V UR112
+5. 6V
11
LED+5V
LED+5V
12 UR113
EQ-IN
EQ-IN
13
U. GND UR114
14
D. GND
D. GND 15 UR115
M-MUTE
M-MUTE 16
P-SENS UR116
P-SENS 17
USB-ON
USB-SSPND
18 UR117
T-DI
T-DO
19
T-CE
T-CE
20
TUNED
TUNED
21
T-STEREO
STEREO 22
F-DA
F-DA 23
V-OFF
V-OFF 24
U92
U92 / DISPCS 25
U96
U96 / DISP2D
26
U95
U95 / DISP2S
27
U97
U97 / DISPCK
28
U27
U27 / DISPBUSY 29
U91
U91 / DISPRST 30 5.6V
U99
V-MUTE 31
U100
I / P 32 FD101
1N4002
VOLUME-LED
USB-LED
AUX-LED
CENTER-LED
PRESET-LED
DISC1-LED
DISC2-LED
DISC3-LED
DISC4-LED
DISC5-LED
STANDBY-LED
UIC02
LC709004A
U26 UR150
24 P00 DOUT 1
P-SENS
UR005 100 U87
23 P01 DIN 2
UR006 100 PS1
U86
22 3
P02 CLK#
UR152
PS2
UR007 100
10K
21 P03 CS# 4
FD202
5. 6V
20 P04 VDD 5
U86
1N4002
19 P05 RES# 6
U87
UR008
100
18 7
P06 VSS
USB-ON
17 P07 P17 8
CD-CONT
5. 6V
16 VDDP1 P16 9
1N4002
PROTECT
15 P10 P15 1 0 FD102 UR186
U91
AMP-RESET
14 11
P11 P14 UR187 470
U92
13 P12 P13 1 2 1K
UR161
100
P-ON
UR003
U95 100
BZ101 100
UR173
U96
100
U97 UR174
M-MUTE
U. GND
U99
FW102
U100
24P, ST
KEY-A/D2
1
2
KEY-A/D3
3
REMOCON
4
KEY-A/D1 U. GND
5
VR2
6
VR1
7
PS2
8
PS1
9
D. GND
10
LED+5V
11
10K
5. 6V
12
STANDBY-LED
13
DISC5-LED DW001
14
DISC4-LED
15 UW001
DISC3-LED
6P, ST
16
DISC2-LED
17
DISC1-LED
1
18
PRESET-LED
2
19
CENTER-LED
3
20
AUX-LED 4
21
USB-LED 5
22
VOLUME-LED 6
23
24
PCB1
VFD1
69 64 63 62 61 60 59 58 57 56 55 54 53 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6
4. 7K
4. 7K
4. 7K
4. 7K UD12
UR132
4. 7K
UR131 UD11
4. 7K
UR130 UD10
4. 7K
UR129 UD09
4. 7K
UR128
UD01
4. 7K
UR127
UD02
4. 7K
UR126 UD03
4. 7K
UR125 UD04
4. 7K
UR124 UD05
47K
UR123 UD06
47K
UR122
1N4148
47K
UR121
47K
UR120
47K
UR119
UR118
81 OPTION
1K
82
P-SENSE
UR151
83 PRESET 1
10K
84 PRESET 2
85 709004 CS
86
709004 CLK
87 709004 DATA OUT
UIC01
88 709004 RESET
89 GND
90 VDD2 LC87F67C8A
470
91 XR-MECHA
92 CD-CE(P-DCS)
93 BUZZER
94
P-ON
UR172
95 CD/MP3 O-DATA
96 CD/MP3 I-DATA
97 CD/MP3 CLK
98
M-MUTE
99 video_mute
100 I/P
1M
UR177 UR179
10M UX102
(1) (3)
10MHZ
UX101
C1 C2
(2)
U. GND
U. GND
U. GND
1
UR134
UR135
UR136
UR137
UR138
UR139
UR140
UR141
UR142
UR143
UR144
UR145
UR146
UR147
UR148
UR149
SG23
SG22
SG21
SG20
SG19
SG18
SG17
SG16
SG15
SG14
SG13
SG12
SG11
SG10
SG9
SG8
SEG 8 50
SG7
SEG 7
49
SG6
SEG 6 48
SG5
SEG 5 47
VFD_5V 46
SG4
SEG 4
45
SG3
SEG 3 44
SG2
SEG 2 43
SG1
SEG 1 42
G1
GRID1
41
G2
GRID2 40
G3
GRID3 39
G4
GRID4 38
G5
GRID5
37
G6
GRID6 36
G7
GRID7 35
G8
GRID8 34
G9
GRID9
33
G10
GRID10 32
G11
GRID11 31
G12
2-3