Control Part - Philips AZ7381 Service Manual

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CONTROL PART

CONTROL PART CONTROL PART CONTROL PART CONTROL PART CONTROL PART CONTROL PART
CONTROL PART CONTROL PART CONTROL PART CONTROL PART CONTROL PART CONTROL PART CONTROL PART CONTROL PART CONTROL PART
A
+uP
ACCU_IN
ACCU_IN
Resume/Hold
CHG_ON
1418 SSSS2-13
CHG_ON
T_ACCU
T_ACCU
PWM_OUT 4 3 2 1
PWM_OUT
PWM_IN uP
PWM_IN
U_CHG
B
U_CHG
REF_ON
REF_ON
DCDTB
DCDTB
BATIN
BATIN
Wired remote
POWER
C
control circuit
POWER
LOBAT
LOBAT
PWM_DM
PWM_DM
4.5V
RESET
RESET
D
RCO 2401D
2.4V
1n5
RC
RC
RCD
E
RCI
+uP
DCDTB
3422
1M
F
7404
BC847B
0V
G uP
2404
uP
KIN3
100p
2405
KIN2
1n
Start-up circuit
H
3433F
+DC
680R
I
DC Voltages measured in PLAY-mode, ESA off
V
EVM
Set supplied via mains adapter
1 2 3
4-4
4 5 6
+uP
1430
ESE11SH1
DOOR
5701B
470uH
7701B MIP805
6701B
ILL
1 10
1251B
CIL VCC
BAS20
2 9
DC ENB
2701B 2703B GNDUP
3 8
GND GND
1n 33n
4 7
EL EL RT1
3701B
+uP
5 6
EL1
EL RT2 270k
ITEMNUMBER EXTENSIONS
A = charge circuit
7402D
B = LCD backlight version
BC857B
C,G,H,J,K,N = DRAM size selection
D = cord remote control version
E = Line/opt.output version
F = IR remote control version
L = SM5902 version of NPC
M = SM5859 version of NPC
O = only for laser power down conv.
P = only for Power Save Mode
Q = not for Power Save Mode
RCI
X = component only forseen (not in use)
% = tolerance of resistor is 1%
+uP
uP H = uP on
2.5V 7401
BC857B
3.0V
+uP +uP
3425
7405
1M
2.8V BC857B
3.0V
uP
7408F
uP
3.7V VCC 3.7V
1
uP
GNDUP1
GP1UC10P
2
uP
VOUT uP uP
3
+uP uP 1402F
4 5 6
7 8 9
1401
+3 +uP
80
2
0V 1
1.5V
7407B
1
BC857B 2
1.5V
T270 3
1.5V
4
1.5V
uP
5
3406Q
6
0R05
7
uP
8
+uP
9
VLC
10
3.0V
11
0.6V
12
3.0V
2411
RESET
13
22p
5400
uP
14 CLOCK
16 4.23
2412X
uP
15
3430
uP VSS
22p
1k
16
3.0V
17
1.8V
18
19
0V
+uP
20
3.0V
21
3.2V
22
0V
23
0V
24
uP
25
IR-Eye
7 8 9
4-4
10 11 12
T423 T424
FROM/ TO MEMBRANE ASSEMBLY
KIN1 KIN2 KIN3 KO1
3401
220k
3402
220k
3403
220k
79 78 77 76 75 74 73 72 71 70 69 68 67 66 65
64
LCD - DRIVER
63
62
7400
TMP87CK20F
61
60
ROM
59
58
RAM
57
56
16 BIT
55
TIMER/COUNTER
54
53
WATCHDOG
TIMER 52
TEST
51
50
49
48
47
46
45
44
43
42
41
I/O PORT P0 VDD I/O PORT P1
26 27 28 29 30 31 32 33 34 35 36 37 38 39 40
1.5V
10 11 12
13 14
1251B C 6
1401 A 7
1402F I 5
1418 A 2
1430 A 5
COM 0..3
2401D D 3
3.8V
2403D E 3
A 2404 G 3
T425
TB 5ms/Div 2405 G 3
2407 H13
KO2 KO3
2408 I13
S0..13
2409F I 4
3.8V
2410 F 7
2411 E 8
+uP 2412X E 8
TB 5ms/Div
2413 E 7
ESD
2701B C 4
2702B C 6
2703B C 5
3401 B13
B
3402 B13
3403 B13
3404 A 3
3405 A 3
3406Q D 7
3407P B 7
3408P C 7
3409 G 7
3410X G 7
3411D D 2
3412D D 3
C
3413D D 3
PWM_IN
3414D H12
3415 F 2
PWM_OUT
3416 E 3
3417 G 3
KO3
3418D F 3
2.0V
3419 F 2
3420 E 7
KO2
0.2V
3421 G 3
3422 F 2
+3
KO1
0.2V
D 3423 G 4
+3
3424 H 5
+DC
KIN3
2.0V
3425 G 4
+DC
3430 F 8
KIN2
3.0V
3431 F13
3432 F13
RC
KIN1
3.0V 3433F H 3
RC
3434 I 4
0.7V 3701B C 5
DBB
3702B B 5
5400 E 8
3.2V
LINE_OUT E
5701B B 5
uP
6401F I 3
MUTE_S 6701B B 4
7400 C10
MUTE 7401 F 4
7402D D 3
2.6V
7404 G 2
BEEP
7405 H 4
7407B C 7
7408F H 6
3431
2.4V
7701B B 4
SDA
100 F
T270 C 7
3432
2.5V T271 C 6
100 SCL
T401 B 7
T402 B 7
T403 B 7
T404 B 8
2.2V
RA
T405 B 8
T406 B 8
SILD
T407 B 8
T408 B 9
3.0V
STATUS T409 B 9
G
T410 B 9
3.0V
T411 B 9
PORES
T412 B10
0V
T413 B10
CL4
T414 B10
T415 B10
T416 B11
T417 B11
T418 B11
T419 B11
H
T420 B12
YMCLK
+uP T421 B12
T422 B12
YMDATA T423 A12
T424 A13
T425 A13
YMLD
2408
ZSENSE
10n
uP ESD PSM
NPC_RES
I
13 14
CS 46 474