Diagrams - Sony Walkman D-E888 Service Manual

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• IC BLOCK DIAGRAM
IC351 TA2131FL (EL)
18 17 16
PW MT BST
SW SW SW
19
MT TC
VCC1 20
ADD
INB
21
INA
22
BEEP PW PW
23
OUTB A B
BEEP
24
OUTA
1 2 3 4
IC402 MPC17H71MTAEL
TE
L 13942296513
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
RST 6
DATA 7
SERIAL PORT
LTCH 8
PARALLEL
9
CLK
INTERFACE
VC 10
AGND 11
OEB 12
VDU 13
U 14
PGDUV 15
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SECTION 5

DIAGRAMS

15 14 13
BEEP
VREF
V REF 12
11 LPF1
10 BST NF1
BST1
9
LPF2
BST2
BST NF2
8
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
PREDRIVER
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i
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8
Q Q
3 6 7 1 3
30
NC
29
TST3
28 TST2
27 TST1
26
TST0
BEMF
25 COM
DETECT
UP
24 U1
VP
23 V1
WP
22 W1
21 DGND
OE
20 VG
19 PGDW
18 W
17 VDVW
16 V
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2 9 9 4 2 8
1 5 0 5 8 2 9 9 4
m
co
9 9
2 8 9 9