Schematic Diagram; Av Unit (Ps/If Section)(Guide Page) - Pioneer CX-3250 Service Manual

1

10. SCHEMATIC DIAGRAM

10.1 AV UNIT (PS/IF SECTION)(GUIDE PAGE)

A
Note: When ordering service parts, be sure to refer to " EXPLODED VIEWS AND PARTS LIST" or
"ELECTRICAL PARTS LIST".
Large size
SCH diagram
A-a A-b
A-a
A-b Guide page
Detailed page
A-a A-b
B
C
D
E
F
A
1/5
176
1
2
A
3/5
D% D%
R1202 R1207 R1209
24k 130k 0
C1207
33p/50
C1205
220p/50
R1205
C1208
6.8k 820p/50
GNDD
A
4/5
VDD33
BUP
SWVDD33 C1203
NM
C1209
R1203 C1204
ACC84
1000p/50
AU84
6.8k 820p/50
AU84
R1204
68K
C1206
GNDD
22p/50
R1206 R1201 R1208
150k 75k 0
D% D%
A
5/5
MOT8
PWRBL
12.4V
Q1263
NM
GNDD
1001 - 1300
REFERENCE NUMBER LIST
1001 - 1010 : VEHICLE I/F
1011 - 1020 : REV
1021 - 1030 : B-REM
1031 - 1040 : PKB
1041 - 1050 : SPEED
1051 - 1070 : PWR AMP
1071 - 1080 : NAVI KEEP
1081 - 1090 : AV KEEP
1091 - 1100 : VDD33
1101 - 1110 : SWVDD33
1111 - 1120 : VDD5
1121 - 1130 : SWVDD5
1131 - 1140 : BSENS
1141 - 1150 : ILMSENS
1151 - 1160 : ASENS
1161 - 1170 : ACC84
1171 - 1180 : AU84
1181 - 1190 : AMPMUTE
1191 - 1200 : PREMUTE
1201 - 1240 : CCD5/CCD3
1241 - 1260 : MT81V
1261 - 1280 : HIVOL
1281 - 1290 : LS1VDD
1291 - 1300 : PWRBLSW
AVIC-X930BT/XNUC
2
3
A-a
1/5
NAV5
R1223
NM
R1218
10k
IC1201
1 FREQ/PLLFLTR 28
RUN1
C1210
2 MODE/PLLIN 27 R1216
SENSE1+
NM
1000p/50 3 26 GNDD
SW1
SENSE1- R1234 0
C1212
4 25
TG1 D1202
TK/SS1
R1221 10 RB160M-40
0.027u/16 5 24
BOOST1
ITH1
R1235
6 23
BG1
VFB1
R1226
7 22 0
SGND VIN
8 21
2.2
INTVCC
VFB2
9 20 R1236
ITH2 BG2
C1211
0
10 19
PGND
D1203
TK/SS2
RB160M-40
1500p/50 11 18 R1222 10
BOOST2
SENSE2-
12 17 R1237 0
TG2
SENSE2+
13 16
RUN2 SW2
14 PGOOD 15
ILIM(EXTVCC)
R1214 LTC3850IGN
100k
R1220
R1225 GNDD
100k
(1005)
(1501) FCONT_N
NM
Q1203
NM
GNDD
DD CLOCK2:750KHz / 625KHz
>
MAX200mA
ROCK600mA
R1251
RUSH1030mA
NM
R1266
NM
NM
2125
HIVOLT14
IC1262
NM
HV14
13.8V
HIVOLT12
IC1261
S-812C56AUA-C3K
HV12
HVO
GNDD
R1276
GNDD
PWRBL
R1291
0 >
(3216)
Q1292
NM
R1292
NM
GNDD
Q1291
NM SWACPW5
(4.7k*2)
GNDBL
A
2/5
3
4
A
5/5
TG1
Q1204
1 8
2 7
CCD5
3 6
GNDD
(27mohm)
6.8uH 2125
4 5
L1203 R1228
CCN1190-A
SP8K10S
CTH1396-A-TLB
GNDD
TG2
Q1205
1 8
GNDD
2 7
CCD34
L1202
3 6
CTH1399-A-TLB
R1227
CCN1190-A
4 5
4.7uH (27mohm)
2125
SP8K10S
GNDD
GNDD
MT81V
IC1241
BD9781HFP
CCG1236
10u/35v/3225
CCH1565
L1241
8V 100u/16V
CTH1254-A
(22uH)
L1242
CTH1398-A
(10uH)
GNDD
8EN
GNDD
DD CLOCK:384.6154KHz / 405.4054KHz
GNDD
L1263
CTF1528-A
IC1263
LT3461AES6
SHDN FB
4 3
VOUT GND
5 2
0
VIN SW1
6 1
Vfb=1.255Vtyp
(f=3MHz)
AU84
LS1VDD
D1281
1SS352
IC1281
LT3505EDD
1 8
L1281 BOOST VC
BTH1112-A
2 7
SW 9 FB
3 6
10u
VIN RT
GND2
4 5
SHDN GND1
(f=2.31MHz)
GNDD
VD5CONT
4
F1201
>
CCG1267-A
P1201
R1229
1 2
1 2
0 3
CEK1259-A
(1/8W)
SOC(3.15A)
2125
R1252
NM
F1202
CCD5
CCG1267-A
R1230
1 2
0 3
(1/4W)
3216
GNDD
(1/4W)
F1203 CCD3
3216
CCG1267-A
R1231
1 2
0 3
GNDD
FCONT_N
>
P1243
F1241 CCG1267-A D1242
CEK1259-A
1 2
1 2
3
RB051LA-40 (SOC3.15A)
GNDD
R1250
1k
HIVOLT15
Q1261
NM
Q1262
NM
E1 1 6 C1
B1 2 5 B2
C2 3 4
E2
(Rb=Rbe=10k)
GNDD
R1288 R1287
0 0
A
2/5