Sony HCD-JZ8888K Service Manual page 60

HCD-JZ8888K
NC
1
NC
2
BST_A
3
GVDD_A
4
/OTW 5
/SD 6
7
/RESET
PWM_A 8
OC_ADJ
9
GND
10
AGND
11
VREG 12
M3
13
14
M2
15
M1
PWM_B
16
VDD 17
18
GND
GVDD_B
19
BST_B
20
NC
21
NC
22
60
IC3300 CXD9936TN (MAIN Board (9/10))
IC3400 CXD9936TN (MAIN Board (9/10))
IC3500 CXD9936TN (MAIN Board (9/10))
IC3100 CXD9936TN (MAIN Board (10/10))
IC3150 CXD9936TN (MAIN Board (10/10))
IC3200 CXD9936TN (MAIN Board (10/10))
IC3250 CXD9936TN (MAIN Board (10/10))
VREG
Stuck
Detect
Timing
Control
Programmable
Current sense
Temperature
waming/error
Protection
and
Reset /HIZ_HS_X
Logic
/HIZ_LS_X
/UVP
/OCH_X
/OCL_X
/RESET_X
Under
Voltage
OLP
/PCR
Power-Up
Protection
OTP
Reset
CB3C
/UVP
/UVP_VREG
Timing
Control
VREG
Stuck
REG
Detect
IC4008 M62429FP-TP (IO-COMPONENT Board)
VIN2 VOUT2
8
VOL AMP 2
VR2
VR1
VOL AMP 1
1
VIN1 VOUT1
Gate
Drive
/HIZ_HS_A
/HIZ_LS_A
Protection
Logic
/OCH_A
/OCL_A
Gate
Drive
/RESET_A
VREG
GVDD_A
GVDD_B
Gate
Drive
/HIZ_HS_B
/HIZ_LS_B
Protection
Logic
/OCH_B
/OCL_B
Gate
Drive
/RESET_B
VCC
7 6
REF AMP
Vref
2 3
GND
44
PVDD_A
43 PVDD_A
Over
Current 42 PVDD_A
Fault
41 PVDD_A
PVDD_A
40
39 PGND
38
PGND
37 PGND
36
OUT_A
35 OUT_A
OUT_A
34
Over
Current
Fault
33 OUT_B
Over
Current
32 OUT_B
Fault
31 OUT_B
30 PGND
29 PGND
28 PGND
27 PVDD_B
26 PVDD_B
25 PVDD_B
Over
24 PVDD_B
Current
Fault
23 PVDD_B
CLK
5
LOGIC
CONTROL
4
DATA