Read Sony SA-WRT5 Service Manual online
SA-WRT5
SA-WRT5
18
18
4-5. PRINTED WIRING BOARD - SUB LED Board -
3
1
CL7000
CL7001
CL7002
CN7000
D7001
R7000
R7002
SUB LED BOARD
1-893-950-
12
(12)
SUB MAIN
BOARD
CN7405
>100P
A
K
A
K
(ON/STANDBY INDICATOR)
D7001
A
K
A
K
(RED)
(GRN)
A
1
2
3
4-6. SCHEMATIC DIAGRAM - SUB LED Board -
3P
CN7000
LED(R)
1
LED(G)
2
GND
3
82
R7002
220
R7000
CL7001
CL7002
CL7000
CL-165HR/HG5-D-T
D7001
SUB LED BOARD
CN7405
BOARD
SUB MAIN
>100S
1
2
B
3
A
(ON/STANDBY INDICATOR)
(RED)
(GRN)
• IC Block Diagrams
– SUB MAIN Board –
IC7100 RT7272BGSP
IC7100 RT7272BGSP
VIN
8
RLIM
7
COMP
6
FB
5
SW 1
BOOT
EN
2
3
GND 4
VA
VA VCC
+
+
+
+
+
+
Q
S
R
Q
VCC
VCC
0.8V
1.7V
1.2V
6
INTERNAL
REGULATOR
FOLDBACK
CONTROL
OSCILLATOR
SHUTDOWN
COMPARATOR
LOCKOUT
COMPARATOR
CURRENT
COMPARATOR
SLOPE
COMP
CURRENT
SENSE
AMPLIFIER
UV
COMPARATOR
+
0.4V
UV
EA
SS
IC7402 PST8429UL
IC7203 TAS5614LA
IC7202 TAS5534DGGR
IC7201 TC74LCX74FT (EK)
IC7102 SI-3010KM-TLA
1
VC
TSD
2
VIN
3
GND
4
VOUT
5
ADJ
+
–
REF
14
1 2 3
4 5 6
7
13 12 11
10
9 8
VCC
GND
CK
CLR
CK
CLR
Q
PR
Q
Q
PR
Q
D
D
I2C SERIAL
CONTROL
INTERFACE
CLOCK, PLL,
AND
SERIAL DATA
INTERFACE
PWM_HPM_L 1
PWM_HPP_L 2
PWM_HPM_R 3
PWM_HPP_R 4
PLL_FLTM 6
PLL_FLTP 7
LRCLK 22
SCLK 23
SDIN1 24
SDIN2 25
SDIN3 26
SDIN4 27
SDIN2 25
SDIN3 26
SDIN4 27
VR_DIG 28
RESET 16
HP_SEL 17
PDN 18
MUTE
ASEL_EMO2 10
EMO1 15
DVDD2_CORE 14
DVSS2_CORE 13
AVDD 9
VR_ANA 8
OSC_RES 12
MCLK 11
19
SDA 20
AVSS 5
DEVICE
CONTROL
DIGITAL
AUDIO
PROCESSOR
POWER
SUPPLY
SUPPLY
SCL 21
AVSS_PWM
51
AVDD_PWM
50
PWM_P_1
39
PWM_M_1
38
PWM_P_2
41
PWM_M_2
40
PWM_P_3
43
PWM_M_3
42
N.C.
45
N.C.
44
N.C.
47
N.C.
46
PWM_P_4
49
PWM_M_4
48
N.C.
54
N.C.
53
N.C.
56
N.C.
55
LRCLKO
31
SCLKO
30
PSVC
33
VALID
37
TEST
32
SDOUT
29
VR_RWM
52
DVSS1_CORE
36
DVDD1_CORE
35
BKND_ERR
34
PWM
SECTION
GVDD_AB 1
VDD 2
OC_ADJ 3
RESET 4
INPUT_A 5
PVDD_CD
OUT_C
31
PVDD_CD
30
32
PVDD_CD
29
GND
33
INPUT_B 6
C_START 7
GND 9
GND 11
GND 10
GND 12
AVDD 13
INPUT_C 14
INPUT_D 15
OTW 17
PROTECTION
&
I/O LOGIC
+
–
–
+
–
–
+
–
–
TEMP
SENSE
STARTUP
CONTROL
AVDD
DVDD 8
DVDD
POWER-UP
RESET
CB3C OVER-LOAD
PROTECTION
UVP
GATE-
DRIVE
DRIVE
+
–
–
GATE-
DRIVE
DRIVE
GND
OUT_B
34
35
PVDD_AB
38
GND
42
GND
41
BST_A
44
BST_B
43
GATE-
DRIVE
DRIVE
PVDD_AB
36
PVDD_AB
37
OUT_A
39
OUT_A
40
OUT_D
27
GND
26
GND
25
BST_C
24
BST_D
23
OUT_D
28
PWM & TIMING
CONTROL
ANALOG
LOOP FILTER
ANALOG
LOOP FILTER
ANALOG
LOOP FILTER
ANALOG
LOOP FILTER
PWM & TIMING
CONTROL
PWM & TIMING
CONTROL
PWM
RECEIVER
PWM
RECEIVER
PWM
RECEIVER
PWM
RECEIVER
PWM & TIMING
CONTROL
GATE-
DRIVE
DRIVE
CLIP 18
FAULT 16
M3 21
M2 20
M1 19
GVDD_CD 22
BST_X
GVDD_X
AVDD
DVDD
GVDD_X
AVDD
DVDD
GND 1
VDD 2
+
–
–
VREF
OUT
4
CD
3
(Page 15)
•
: Uses unleaded solder.
Click on the first or last page to see other SA-WRT5 service manuals if exist.