Sony SA-LZ9R, Service Manual

Page: 26 / 34

SA-Z9R
SA-Z9R
26 26
4-4. PRINTED WIRING BOARD - REAR JACK Board - • : Uses unleaded solder.
7
1
FB8011
CN8013 CN8011
C8011
R8011
R8012
R8013
R8014
R8015
R8016
R8017
W001
R8020
R8021
R8028
12
1
JL8001
JL8002
JL8003
JL8004
JL8005
JL8006
JL8007
JL8008
JL8009
JL8010
JL8011
J8011
REAR JACK BOARD
(SIDE A)
REAR JACK BOARD
(SIDE B)
1-982-558-
12
(12)
1-982-558-
12
(12)
(NC)
SK2 REAR MAIN
BOARD
CN8031
>01P
REAR SPEAKER
WIRED CONNECTION
A
B
C
1 2 3 4 5
4-5. SCHEMATIC DIAGRAM - REAR JACK Board -
7P
CN8011
1 POWER 4V
2 GND
3 UART-RX
4 UART-TX
5 USB-D+
6 USB-D–
7 SPI-FCLK
J8011
JL8001
JL8003
JL8004
0 R8012
0 R8013
0 R8014
0 R8015
0 R8016
0 R8017
0
R8028
100
R8020
JL8005
JL8006
JL8007
JL8008
JL8009
JL8010
JL8011
100k
R8021
JL8002
12P
CN8013
1 GND
2 SPI_FCLK
3 USB-D–
4 USB-D+
5 UART-TX
6 UART-RX
GND 7
GND(NC) 8
A-GND 9
ANALOG SL/SR 10
WIRED_DET 11
12 WIRED_ON
0 R8011
2200p
C8011
FB8011
REAR JACK BOARD
>01S
SK2 REAR MAIN
BOARD
CN8031
(1/2)
(NC)
1
C
2
B
3
A
4 5
REAR SPEAKER
WIRED CONNECTION
• Waveforms
– SK2 REAR MAIN Board –
1
IC8015 1 (BOOT)
10 V/DIV, 500 ns/DIV
860 ns
29 Vp-p
2
IC8006
1
(XTI)
500 mV/DIV, 20 ns/DIV
21.2 ns
1.2 Vp-p
• IC Block Diagrams
– SK2 REAR MAIN Board –
IC8010 TAS5624ADDVR-S
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
+
–
GATE-
DRIVE
GND
OUT_B
34
35
PVDD_AB 38
GND 42
GND 41
BST_A 44
BST_B 43
GATE-
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
CLIP 18
FAULT 16
M3 21
M2 20
M1 19
GVDD_CD 22
BST_X
GVDD_X
AVDD
DVDD
(Page 24)