JVC TH-C90A Service Manual page 60

DVD section (1/3)
PICKUP ASS'Y
C102 C101
GND 24
VREFH
VS 23
F
0.1
VCC 22
F 0.1 E
E 21
F
F 20
QAL0786-*** D
D
19
A
A 18
(OPA-652PH*) B
B 17
C
C 16
RF+
+RF 15
R130
NC
14
NI
PD(CD) 13
GND 12
R101 100
VR(CD) 11
LD(CD) 10
C107 F 0.1
LD(DVD) 9
C103 F 0.1
GND 8
R102 R132
100
VR(DVD) 7
C104 F 0.1 NI
VCC(HF) 6
PD(DVD) 5
F+
F+ 4
F-
F- 3
T+
T+ 2
T- Q105
R126
T- 1 NI
NI
TRA MECHA ASS'Y
FXL-D20-1C
K101
NQR0502-001X
FEED MOTOR
TP323
FM+
QAR0165-001
FM+ 8
FM-
FM-
7
R201
TRVSW 6
R202 470
SPINDLE MOTOR
SWGND 5
WOUT 1k
WOUT 4
VOUT
VOUT 3
UOUT
QAR0387-001 UOUT 2
COM
COM 1
C260 0.022
C261 0.022
M9V C262 0.022
24 23 22 21 20 19 18
25 26 27 28 29 30 31 32 33 34 35 36 50 37 38 39 40 41 42 43 44 45 46 47 48
TP221
R215
NI
TRSDRV
MGND
D1.2V
D2V
3.3V
Cont
0V
NC
0V
NC
Vin
MM1701CH-X
DGND
S5V
LASER DRIVER
UCS
DVDPWR
T T
R104
R112 UCLK
4.3k 4.3k U2SDT
S2UDT
SCS
LRMUTE
R115 R107
1k 1k
Q103 Q101
Q104 Q102
2SC4617/R/-X 2SC4617/R/-X
AD4
HFMON
S5V S3.3V
HFM SW
HFMON
HAGUP
TRVSW
RF+
D
C
B
C203
A
0.01
M9V
C205
270p
R204 TRDRV LPC1
NI 27k
C264
R206
30k
C204
R219 R384
VHALF2
F 0.1
18k 1k
17 16 15 14 13 49 12 11 10 9 8 7 6 5 4 3 2 1
IC201
DRIVER
LA6502-X
R213 R207
10k 47k
C211 C206
0.022 150p
REG.
D1.2V
C328
0.01
Cn
0V
GND
0V
NC
1.2V
Vo
IC302
64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49 48
EEPROM
C564 EXADR18
65 EXADR18
F 0.1 EXADR17
66 EXADR17
EXADT7
67 EXADT7
EXADT6
0V
SDA GND 68 EXADT6
0V EXADT5
SCL A2 69 EXADT5
EXADT4
0V
WP A1 70 EXADT4
EXADT3
3.3V 0V
VCC A0 71 EXADT3
EXADT2
72 EXADT2
EXADT1
73 EXADT1
IC510
EXADR20
BR24L16F-W-X
74 P15 (EXADR20)
DAC2CS R312 330 0V
75 P14 (DAC2CS)
ADCPDN R350 R311 330 3.3V
76 P13 (ADCPDN)
ADIN 0V
77 P12 (ADIN)
910
0V
78 P11
(SCK)
3.3V
79 P10 (SDA)
R310 100 3.3V
80 P9 (UCS)
0V
81 VSS
0.1 F
1.2V
82 VDD12
C317 3.3V
83 VDD33
C308
R353 100 3.3V
84 P8 (UCLK)
F 0.1
R383 100 3.3V
85 P7 (U2SDT)
3.3V
86 P6 (S2UDT)
R316 1k 3.3V
87 P5 (SCS)
R333 330 3.3V
88 P4
(SERIAL1OUT)
DAC0CS R323 330 3.3V
89 P3 (DAC0CS)
DCLK
R325 330 3.3V
90 P2 (DCLK)
DDATA
R324 330 3.3V
91 P1 (DDATA)
DAC1CS R322 330 3.3V
92 P0 (DAC1CS)
SPMUTE R376 1k 0V
93 DRV5 (SPMUTE)
3.3V
94 DRV4 (WP)
TP319 3.3V
95 DRV3
R374 NI 3.3V
96 DRV2 (HFMON)
SPDRV
R373 10k 1.6V
97 DRV1 (SPDRV)
TRSDRV
R372 10k 1.6V
98 DRV0
(TRSDRV)
R308 NI
FG 3.3V
99 FG
0.01
0V
100 VSS
C310 C309 C350 0.01
3.3V
101 NRST
F 0.1 0.1 F
CPURST 0.015 3.3V
102 VDD33
1.2V
103 VDD12
R309 100k C334 F 0.1
3.3V
104 AVDDD
F C331 0.033
0.9V
105 PLFL1
C335
0.1 0V
106 AVSSD
C333 F 0.1 2.3V
107 VREFH7
C332 F 0.1 1.8V
108 VREFL7
0V
109 AVSSC
TP316 110 ANAMONI1
TP315 111 ANAMONI2
0V
112 AVDDC
C330 R371 0.5% 20k
1.0V
113 IREFRF
F
0.1 C338 0.0056
3.3V
114 CCAPA
C337 0.018 3.3V
115 CDATA
R348 0 C348 0.1 1.6V
116 RFINN
C347 0.1
1.6V
117 RFINP
R382 NI
1.6V
118 VIN6RF
1.6V
119 VIN5RF
R334 0 C323 0.1 0V
120 VIN4RF
R335 0 C322
0.1 0V
121 VIN3RF
R337 0 C320 0.1 0V
122 VIN2RF
R336 0 C321 0.1 0V
123 VIN1RF
C319
3.3V
124 AVDDB
F 0.1
F
1.9V
125 VREFH5
C349
0.1 1.4V
126 VREHL5
0V
127 AVSSB
C314 0V
128 LPC1
F 0.1
129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192
TP337
R390 NI
R391 NI
NOTES
1. VOLTAGES ARE DC-MEASURED WITH A DIGITAL VOLT METER WITHOUT INPUT SIGNAL. 3.
CONDITION --- A DVD disc in the Tray 1 , and STOP mode .
2. UNLESS OTHERWISE SPECIFIED.
ALL RESISTORS ARE 1/16W 5% METAL GLAZE RESISTOR. OR 0.5% METAL GLAZE RESISTOR.
ALL CAPACITORS ARE 50V , 25V , 16V , 10V or 6.3V CERAMIC CAPACITOR .
ALL RESISTANCE VALUES ARE IN OHM( ).
ALL CAPACITANCE VALUES ARE IN F(p=pF).
ALL E.CAPACITORS ARE SHOWN IN THE FORM OF CAPACITANCE( F) /RATED VOLTAGE (V).
ALL INDUCTANCE VALUES ARE IN H(m=mH).
2-14
47 46 45 44 43 42 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
DVN
IC301
MN2DS0016AA
(TALK)
(TRVSW)
(INDEX)
(TRACK)
(COPY)
(DEMP)
(DISCSTP)
(DISCSET)
R352
1M
X301
NAX0741-001X
27MHz
NI
C357
C354
560p
C353
560p
CN301
NI STANDS FOR NOT INSERTED PARTS.
A
B
P3.3V C
D
E
C302 F
47/4
G
5 4 3 2 1
DQM1
DQM1 256
DQM0
DQM0 255
MDQ7
MDQ7 254
MDQ8
MDQ8 253
MDQ6
MDQ6 252
MDQ9
MDQ9 251
MDQ5
MDQ5 250
MDQ10
MDQ10 249
MDQ4
MDQ4 248
C300
3.3V
VDD33 247 NI
1.2V C383
VDD12 246
F 0.1
0V
VSS 245
MDQ11
MDQ11 244
MDQ3
MDQ3 243
MDQ12
MDQ12 242
MDQ2
MDQ2 241
MDQ13
MDQ13 240
MDQ1
MDQ1 239
MDQ14
MDQ14 238
MDQ0
MDQ0 237
MDQ15
MDQ15 236
3.3V C377
VDD33 235
NI
R303 MCK
MCK 234
22
0V
VSS 233
MCK
MCKI 232
C306
3.3V
VDD33 231
0.1
F
0V
(SDCLK) NDASP 230
0V
(SDWP)I NCS3FX 229
0V
(SDCD)I NCS1FX 228
0V
(SDDATA1) DA2 227
0V
DA0 226
(SDDATA0)
0V
(SDCMD) NPDIAG 225
0V
(SDDATA3) DA1 224
0V
INTRQ 223 TP304
(SDDATA2)
3.3V
(P83)I NDMACK 222
R327
3.3V 10k
VDD33 221
C378 TUBUYAKI
F
0V 0.1
VSS 220
3.3V
TP311
(P76) IORDY 219
3.3V R375 470 TRVSW
(P75) NIORD 218
R326 10k
INDEX
0V R328 NI
(P74) NIOWR 217
TRACK
0V R329 NI
DMARQ 216
(P73)
0V NI COPY
R330
(P71) HDD15 215
DEMP
3.3V R331 NI
(P56) HDD0 214
DISCSTP
3.3V R332 220
(P70) HDD14 213
3.3V DISCSET
(P57) HDD1 212
3.3V TP314
(P69) HDD13 211
C386
3.3V
VDD33 210 NI
1.2V C379
VDD12 209
F 0.1
0V
VSS 208
1.6V
HDD2 207
NEN
HDD12 206
NOC
HDD3 205
SPD
HDD11 204
RCV
HDD4 203
VPO
HDD10 202
VMO
HDD5 201
NOE
HDD9 200
3.3V C305
VDD33 199 0.1
F
0V
VSS 198
SUSPEND
HDD6 197
VP
HDD8 196
VM
HDD7 195
R319
3.3V
NRESET 194
DACPDN
3.3V 10k
(DACPDN) MASTER 193
C370
F 0.1
48MHz
3 2 1
OSC
4 5 6
R307
1k
1k
R306
LVA10655-101A (1/3)
NI
for ICE