Sony HCD-HDX275 Service Manual page 68

HCD-HDX275/HDX277WC/HDX279W/HDX475/HDX576WF/HDX675
IC3100, 3150, 3200, 3250, 3300, 3400, 3500 CXD9883M
BST_A
1
GVDD_A 2
/OTW 3
VREG
/SD 4
/RESET 5
PWM_A 6
Programmable
OC_ADJ
7
Current sense
GND
8
Temperature
waming/error
Protection
AGND 9
and
Reset /HIZ_HS_X
Logic
/HIZ_LS_X
10
VREG
/OCH_X
/OCL_X
M3 11
/RESET_X
OLP
/PCR
Power-Up
M2 12
OTP
Reset
CB3C
/UVP
13
M1
/UVP_VREG
PWM_B
14
VREG
VDD
15
REG
GND 16
GVDD_B
17
BST_B
18
68
/HIZ_HS_A
/HIZ_LS_A
Stuck
Detect
Protection
Logic
Timing
Control
/OCH_A
/OCL_A
/RESET_A
/UVP
VREG
Under
GVDD_A
Voltage
GVDD_B
Protection
/HIZ_HS_B
/HIZ_LS_B
Timing
Protection
Control
Logic
Stuck
Detect
/OCH_B
/OCL_B
/RESET_B
36
PVDD_A
Over
Current
Fault
35 PVDD_A
PVDD_A
34
Gate
Drive
33
PGND
32 PGND
31 PGND
30
OUT_A
Gate
Drive
29 OUT_A
28 OUT_A
Over
Current
Fault
27 OUT_B
Over
Current
26 OUT_B
Fault
25
OUT_B
Gate
Drive
24
PGND
23 PGND
PGND
22
21 PVDD_B
Gate
Drive
20 PVDD_B
19 PVDD_B
Over
Current
Fault