Sony HBD-DZ340K Service Manual page 51

IC3100 CXD9981TN (MAIN Board (9/9))
IC3300 CXD9981TN (MAIN Board (9/9))
IC3350 CXD9981TN (MAIN Board (9/9))
GVDD_B 1
/DTW 2
3
NC
INTERNAL PULLUP
4 RESISTORS TO VREG
NC
/SD 5
PWM
PWM_A 6
RCV.
/RESET_AB
7
PWM
PWM_B 8
RCV.
OC_ADJ 9 I-SENSE
GND 10
11
AGND
VREF 12
VREG
M3 13
M2
14
M1
15
PWM
16
PWM_C
RCV.
17
/RESET_CD
PWM
PWM_D 18
RCV.
NC 19
NC 20
VDD 21
GVDD_C 22
IC3003 SI-3010KM-TLS (MAIN Board (9/9))
3
5 4
UNDER-
VOLTAGE
PROTECTION
PROTECTION
TEMP.
AND
SENSE
I/O LOGIC
TIMING
CTRL
TIMING
CTRL
OVERLOAD
PROTECTION
POWER
ON
RESET
TIMING
CTRL
TIMING
CTRL
2
1
REF
TSD
HBD-DZ340/DZ340K/DZ640K/DZ740
4
4
GATE
DRIVE
BTL/PBTL-CONFIGURATION
PULLDOWN RESISTOR
BTL/PBTL-CONFIGURATION
PULLDOWN RESISTOR
GATE
DRIVE
GATE
DRIVE
BTL/PBTL-CONFIGURATION
PULLDOWN RESISTOR
BTL/PBTL-CONFIGURATION
PULLDOWN RESISTOR
GATE
DRIVE
44 GVDD_A
43 BST_A
42 NC
41
PVDD_A
40 PVDD_A
39 OUT_A
38
OUT_B
37
GND_B
36 27 OUT_B
35 PVDD_B
34 BST_B
33
BST_C
32
PVDD_C
31
OUT_C
30 GND_C
29
GND_D
28 OUT_D
27 PVDD_D
26 PVDD_D
25 NC
24 BST_D
23
GVDD_D
51