DOWNLOAD Sony WX-GT80UE Service Manual ↓ Size: 4.13 MB | Pages: 55 in PDF or view online for FREE

Model
WX-GT80UE
Pages
55
Size
4.13 MB
Type
PDF
Document
Service Manual
Brand
Device
Car Audio
File
wx-gt80ue.pdf
Date
PREV: Sony CDX-GT475ER / CDX-GT475UR / CDX-GT525UR Service Manual

Sony WX-GT80UE Service Manual ▷ View online

WX-GT80UE/GT80UI/GT88UI
33
•  IC Block Diagrams
– MAIN Board –
IC301  TDF8556AJ/N5
MUTE
MUTE
ENABLE
LOGIC
STANDBY/
MUTE
CHIP DETECT/
DIAGNOSTIC
PROTECTION/
DIAGNOSTIC
SWITCH
REGULATOR
SWITCH
REFERENCE
VOLTAGE
LOAD DUMP
PROTECTION
TEMPERATURE
PROTECTION
BACK-UP
SWITCH
REGULATOR
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
33
35
37
2
4
6
8
10
12
14
16
18
20
22
24
26
28
30
32
34
36
TAB
OUT-FL–
OUT-FL+
OUT-RL–
OUT-RL+
IN-RL
S-GND
IN-RR
OUT-RR+
OUT-RR–
OUT-FR+
OUT-FR–
DIAG
ANT-REM
AMP-REM
SERVO+3.3V
MECHA+6V
VP
BU+B
I2C_SIO
I2C_SCK
VP2
P-GND1
SVR
IN-FL
IN-FR
BEEP
P-GND3
VP1
STB
P-GND4
RST
CRES
AUDIO+B
(8.5V)
GND
PANEL+B
CBU
FL
RL
RR
VP
FR
I
2
C BUS
WX-GT80UE/GT80UI/GT88UI
34
IC402  MM1836A33NRE
VOUT
4
CONT 1
GND 2
NC 3
VIN
5
+
–
VOLTAGE
REFERENCE
REGULATOR
CURRENT
LIMIT
THERMAL
SHUTDOWN
BIAS
IC401  BD3467FV-E2
A1 1
INPUT SELECTOR
(2 SINGLE-END AND 4 STEREO ISO)
MUTE
MAIN GAIN
ADJUST
SUB GAIN
ADJUST
I2C
BUS
LOGIC
2ND ORDER LOW-PASS FILTER
INPUT GAIN
OUTC
40
A2 2
B1 3
B2 4
CP1 5
CN 6
CP2 7
ISO
GND
AMP
ISO
GND
AMP
DP1 8
DN 9
DP2 10
ISO
GND
AMP
ISO
GND
AMP
EP1 11
EN 12
EP2 13
ISO
GND
AMP
ISO
GND
AMP
FP1 14
FN1 15
ISO
GND
AMP
FN2 16
FP2 17
MIN 18
SPA1 19
SPA2 20
ISO
GND
AMP
OUTS
39
OUTR1
38
OUTR2
37
OUTF1
36
OUTF2
35
INF2
34
IG1
28
IG2
27
VCC
26
INF1
33
INR2
32
INR1
31
INS
30
INC
29
FADER
 ATT
FADER
 ATT
FADER
 ATT
FADER
 ATT
FADER
 ATT
FADER
 ATT
FADER
BOOST
FADER
BOOST
FADER
BOOST
FADER
BOOST
FADER
BOOST
FADER
BOOST
+
+
VCC
FIL
25
GND
24
SDA
23
SCL
22
MUTEB
21
WX-GT80UE/GT80UI/GT88UI
35
IC404  NJW1240V (TE2)
IN1 1
OUT1
32
+
MUTING
POP NOISE
SUPPRESSION
IN2 2
OUT2
31
+
MUTING
IN3 3
OUT3
30
+
MUTING
IN4 4
OUT4
29
+
MUTING
IN5 5
OUT5
28
+
MUTING
IN6 6
OUT6
27
+
MUTING
BIAS
MUTE 7
GAIN SELECT
6 dB/8 dB
NAGATIVE
VOLTAGE
REGULATOR
GAIN 8
V-OUT 10
REGCNT 11
CLK 14
V+REG 15
NC 16
NC 12
NC 13
V-IN 9
FB
18
CP
19
NC
17
NC
21
GND
22
CN
23
MUTE_TC
24
V+A
25
GND
26
NC
20
IC603  BU33TD3WG-TR
IC681, 682  BU15TD3WG-TR
2
GND
1
VIN
VOUT
5
VOLTAGE
REFERENCE
3
STBY
NC
4
STANDBY
OVER CURRENT
PROTECTION
THERMAL
SHUTDOWN
+
–
WX-GT80UE/GT80UI/GT88UI
36
– KEY Board –
IC901 PT16512-LQ
IC1300 OZ539IGN-A1-0-TR
BST 1
LX 2
FLT_USB
9
VIN 3
EN_SYS 4
USBOUT 5
ISET_USB
10
RT
15
VREF
16
FB_USB 6
USBIN
2V
UVLS
7
SYNC 8
GNDA
14
VIC_USB
11
SS_SYS
13
EN_USB
12
HDR
+
OSCILLATOR
REFERENCE
GENERATOR
OVER CURRENT
PROTECTION
VS
SEL
Q
S
R
ADJUSTMENT
GENERATOR
CHARGE
PUMP
OVER-CURRENT
LIMIT
USB FAULT
PROTECITON
VOUT_SYS (USBIN)
FAULT PROTECTION
+
–
+
–
+
–
+ 
–
GP1/SEG1/PW1 1
GP2/SEG2/PW2 2
GP3/SEG3/PW3 3
GP4/SEG4 4
GP5/SEG5 5
GP6/SEG6 6
GP7/SEG7 7
GP8/SEG8 8
SEG9 9
SEG10 10
SEG11 11
SEG12 12
SEG13 13
SEG14 14
SEG15 15
SEG16 16
SEG42
42
SEG41
41
SEG40
40
SEG39
39
SEG38
38
SEG37
37
SEG48
48
SEG47
47
SEG46
46
SEG45
45
SEG44
44
SEG43
43
SEG36
36
SEG35
35
SEG34
34
SEG33
33
SEG17
17
SEG18
18
SEG19
19
SEG20
20
SEG21
21
SEG22
22
SEG23
23
SEG24
24
SEG25
25
SEG26
26
SEG27
27
SEG28
28
SEG29
29
SEG30
30
SEG31
31
SEG32
32
INHB
61
VLCD1
57
VDD
56
SEG52/OSC
60
VSS
59
VLCD2
58
SEG51
55
SEG49
49
SEG50
50
COM1
54
COM2
53
COM3
52
COM4
51
CLOCK
GENERATOR
SEGMENT DRIVER
&
LATCH
COMMON
DRIVER
CS
62
SI
64
CLK
63
SHIFT
REGISTER
ADDRESS
DETECTOR
PWM
DRIVER
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