Schematic Diagram - Main Board (1/8) - Sony GTK-XB7 Service Manual

GTK-XB7
GTK-XB7
4-4.

SCHEMATIC DIAGRAM - MAIN Board (1/8) -

1 2
MAIN BOARD (1/8)
A
XP1 XP1
1 PSON
1
2
2
3
3
4
POWER INPUT 4
5
5
6
6
7
7
8
8
9
9
9PIN/2.0mm 9PIN/2.0mm
36V AMP_36V
B
C
STB_5V U32 U32 STB_3.3V
SY8089 SY8089
4 3 L18 L18 2.2uH/3.4A 2.2uH/3.4A
VIN LX
R22 R22
R335 R335
47K 47K
82K/1% 82K/1%
1 5 CE12 CE12 C48 C48
C391 C391
EN VFB + +
R336 R336
18K/1% 18K/1%
VOUT=0.6*(82+18)/18=3.3V
D
STB_5V STB_3.3V
STB_3.3V
3.3V_D1
FB14 FB14 120/2A 120/2A
S D
Q11 Q11
C29 C29 R10 R10
P_AP2305 P_AP2305
0.1UF 0.1UF
100K 100K
E
R203 R203
1K 1K
3.3V_D1_EN
POWER CONTROL 3.3V
U2 U2
SGM203-2ADJ3 SGM203-2ADJ3 1.8V_D
close to LDO 1 5
3.3V_D1 VIN VOUT
C17 C17 C16 C16
R23 R23
F 3 4
47K 47K R21 R21
0.1UF 0.1UF EN ADJ/SENSE
15K/1% 15K/1%
C30 C30
GND
0.1UF 0.1UF
R19 R19
12K/1% 12K/1%
Vout=0.8*(1+15/12)=1.8V
3.3V 1.8V
26
• See page 44 for IC Block Diagrams.
3 4 5
36V 36V_MAIN
V_12V
C1 C1 C4 C4
C5 C5 C2 C2 R375 R375
NC/5.6 NC/5.6
C330 C330
NC/330pF/50V NC/330pF/50V
STB_5V
U23 U23 VCC_D
4
VIN
1 5
FB4 FB4 120/2A 120/2A
SS VOUT
R101 R101 1K 1K 3 2
POWER_EN
EN GND
C164 C164 C162 C162
C165 C165
EUP3504 EUP3504
R100 R100
1uF/16V 1uF/16V
1uF/16V 1uF/16V 0.01uF/50V/X7R 0.01uF/50V/X7R 20 20
POWER CONTROL 5V
+12V
V_12V
FB16 FB16 120/2A 120/2A
S D
Q2 Q2
C19 C19 R11 R11
P_AP2305 P_AP2305
0.1UF 0.1UF 47K 47K
R13 R13
47K 47K
D5 D5 LL4148 LL4148 3.3V_D1_EN
R239 R239 10K 10K
Q4 Q4
POWER_EN
NPN_3DG3904M NPN_3DG3904M
C21 C21
R236 R236
47K 47K 0.1UF 0.1UF
POWER CONTROL 12V
STB_3.3V 3.3V_D2
FB15 FB15 120/2A 120/2A
S D
Q13 Q13
C127 C127 R43 R43
P_AP2305 P_AP2305
0.1UF 0.1UF 100K 100K
R204 R204
1K 1K
R28 R28 10K 10K Q17 Q17
3.3V_D2_EN
NPN_3DG3904M NPN_3DG3904M
C41 C41
R27 R27
47K 47K
0.1UF 0.1UF
POWER CONTROL 3.3V
U19 U19
3.3V_D2
CW1117 CW1117 1.2V_D
3 2
input Vout
C155 C155
C75 C75 4
Out
R44 R44
4.7uF 4.7uF 1uF 1uF
NC/120/1% NC/120/1%
Vout=1.25*(1+R25/R44)=1.25V
R25 R25
0 0
3.3V 1.2V
26
6 7
36V_MAIN
C278 C278 0.01uF/50V/X7R 0.01uF/50V/X7R L10 L10 22uH/3.6A 22uH/3.6A
U3 U3
EUP3490 EUP3490
FB5 FB5
120/2A 120/2A
1 3
BS SW
R20 R20
R140 R140 R4 R4
2 5
33 33
IN FB 51K/1% 51K/1%
68K/1% 68K/1%
8
OVEN
7
OCSET
C6 C6 C24 C24
+ +
10uF 10uF
CE2 CE2
C22 C22 C109 C109 + +
D1 D1
R170 R170 1500pF/50V/X7R 1500pF/50V/X7R
R115 R115 R153 R153
220K 220K
15K/1% 15K/1% 10K/1% 10K/1%
R57 R57
4.7K 4.7K
Close to VIN VOUT=0.92*(68+15)/15=5.09V
R966 R966
2.2 2.2
Voven=1.02*(10+51)/10=6.22V
36V_MAIN
C284 C284 0.01uF/50V/X7R 0.01uF/50V/X7R L11 L11 22uH/3.6A 22uH/3.6A
U4 U4
EUP3490 EUP3490
FB6 FB6
120/2A 120/2A
1 3
BS SW
R69 R69
R5 R5
R158 R158
2 5 NC/33 NC/33
200K/1% 200K/1%
IN FB 220K/1% 220K/1%
8
OVEN
7
OCSET
C9 C9 C28 C28
+ +
10UF 10UF 0.1uF 0.1uF
CE5 CE5
+ +
C23 C23 C114 C114
D3 D3
R206 R206 1500pF/50V/X7R 1500pF/50V/X7R
R157 R157 R163 R163
220K 220K
18K/1% 18K/1% 15K/1% 15K/1%
R75 R75
4.7K 4.7K
Close to VIN
R967 R967
2.2 2.2 VOUT=0.92*(220+18)/18=12.16V
Voven=1.02*(200+15)/15=14.62V
C47 C47 0.01uF/50V/X7R 0.01uF/50V/X7R
U14 U14
AS5430A AS5430A
+12V 3 L12 L12 10uH/5A 10uH/5A
SW
1
BS
FB7 FB7 120/2A 120/2A 2 5
IN FB R16 R16
68K/1% 68K/1%
CE8 CE8
C183 C183
+ +
R253 R253 7 6
EN COMP
100K 100K
0.1uF 0.1uF
CE11 CE11
+ +
C152 C152
R79 R79
3900pF/50V/X7R 3900pF/50V/X7R
15K/1% 15K/1%
C189 C189
R373 R373 R259 R259
0.1uF 0.1uF C190 C190
47K 47K 6.8K 6.8K
0.1uF 0.1uF
VOUT=0.925*(68+2.2+15)/15=5.25V
8
FB11 FB11 120/2A 120/2A
STB_5V
FB13 FB13 120/2A 120/2A
ZD2 ZD2
ZMM6V2/6.2V ZMM6V2/6.2V
+12V
ZD3 ZD3
BZV55C15 BZV55C15
USB_5V
2.1A
R380 R380
2.2K 2.2K
C14 C14 C25 C25
10uF 10uF