Diagrams; Ic Block Diagram - Sony D-E888 Service Manual

• IC BLOCK DIAGRAM

IC351 TA2131FL (EL)
18 17 16
PW MT BST
SW SW SW
19
MT TC
20
VCC1
ADD
INB
21
INA
22
PW PW
BEEP
23
OUTB A B
BEEP
24
OUTA
1 2 3 4
IC402 MPC17H71MTAEL
FEEDBACK PATTERN
GENERATOR
OVERFLOW REGULATOR
PHASE DELAY
REGULATOR
FEEDBACK RESISTOR
MODE CONTROL
FG 1
MODE CLOCK REGULATOR
SYNC
2
HOLD PWM REGULATOR
MODE TIME REGULATOR
PWM 3
CLOCK DIVIDER
POL 4
STATE MACHINE
5
TEST
CPU INTERFACE
6
RST
7
DATA
SERIAL PORT
8
LTCH
PARALLEL
9
CLK
INTERFACE
VC 10
AGND 11
OEB 12
VDU
13
U 14
PGDUV 15
SECTION 5

DIAGRAMS

15 14 13
BEEP
VREF
V REF 12
LPF1
11
10 BST NF1
BST1
9 LPF2
BST2
8 BST NF2
7 BST OUT
BST
AGC
5 6
BEMF
SEPARATOR
PHASE PWM
DECODER DECODER
ROTATION
DETECTOR
STARTUP PATTERN
GENERATOR
PATTERN REGULATOR
SEQUENCER
OPERATION MODE
OPERATION MODE
REGULATOR
TEST MODE REGULATOR
BEMF
DETECT
UP
VP
WP
OE
PREDRIVER
– 12 –
30 NC
29
TST3
28 TST2
27 TST1
26 TST0
25 COM
24 U1
23 V1
22 W1
21 DGND
20 VG
19 PGDW
18 W
17 VDVW
16 V