HP P4819 Service Manual page 53

| 16 | 17 | 18
D518
RB441Q-40T-77
C554 R522
1000p 1k
B:CHIP :CHIP
C533
4700p
R524 R523 B:CHIP
3.3k 27k
R537
2.2k
C515 C516
R525 C564
0.01 220
1.8k 0.01
B:CHIP 16V C517
470p
R577
R598
0.001
3.9k
C565 R526 R527
0.1 47k 22k
25V
R599
R528
100k
18 17 16 15 14 13 12 11 10 22k
:RN
Q521
DTC124EKA
H SAW SW
1 2 3 4 5 6 7 8 9
IC501
BA9759F-E2
PWN CONT
C524 R572
C520
470 100
D519 0.015
25V
UDZS-TE17-5.1B
R530
R531 C562
C522
3k
2.7k 1000p
22
B:CHIP
R532
22k
D509
:CHIP +15V
MA111-TX
R511
R512
R534
22k
2.2k
2.2k
:RN-CP
:CHIP :CHIP
C521 IC401
0.01
R541 STV9379A
47k C519 R573
V OUT
:CHIP
0.0047 2.2k R578
1k
1 2 3
Q524
D406
DTC124EKA-T146 4 5 6
RB441Q
H-SIZE FILTER
SW
C402
Q523
0.47
DTA124EKA-T146
100V
H-SIZE FILTER
SW C401
R401
470
0.82
25V
L509 :FPRD
C408
5p
4 5
CH:CHIP
R412
6 JW (5.0MM)
D510
C406
11DF2N
2200p
2 7
1 TH401 R404
R402
470
1W
:RS
R403 R405
D520
D517
1.5 1.5
1SS119 11DF2N 1/2W
1/2W
:RN :RN
S501
R580 D521
470 1SS119
1/4W
:FPRD
+15V
-15V
901
D901
00k
MA111-TX
CHIP
R902
C903
47k
3.3
:CHIP
R905
D921 1k
C906
:CHIP
100p 1SS119
+12V
H:CHIP
14 13 12 11
| 19 | 20 | 21 |
TO N BOARD
CN1001
CN1104
44P
IIC SDA
IIC SDA
1
TXD
2 TXD
IIC SCL
3 IIC SCL
RXD
RXD
4
ECO SW
5 ECO SW
HV DET
6 HV DET
DDC SDA1
DDC SDA1
7
ABL DET
8 ABL DET
R594
DDC SCL1
4.7k
9 DDC SCL1
:CHIP
10 G2
DDC GND1
DDC GND1
11
S6
12 S6
R593 DDC SDA2
13 DDC SDA2
10k
S5
14 S5
DDC SCL2
DDC SCL2
15
R592
S4
4.7k
16 S4
DDC GND2
17 DDC GND2
R591
S3
4.7k
S3
18
GND
19
20 GND
HTR SW
21 HTR SW
R590 GND
22
4.7k
PWR SW
:CHIP 23 PWR SW
S2
R589 24 S2
R756 4.7k DGS SW
2.2k DGS SW
:CHIP 25
D706 1/4W
S1
UDZSTE S1
26
27 +5V
S0
28 S0
D705 R588
MA111-TX 4.7k INPUT
INPUT SW
C732 29
:CHIP
0.01 V.FBP
4 5 6 7 30 V.FBP
D401
C733 LED2
7 1 2 3 R757
EGP10GPKG23 31 LED2
10k 2200
10V LB DET
32 LB DET
C404
470 LED1
LED1
25V 33
C403
220
34 IK SIGMA
KEY SCAN
35 KEY SCAN
R407
10k D405
WAKE UP
:CHIP RD5.1ES-T1B2 V.FBP 36
R575 S7
37
R408 C405
470
100k 0.001
C407 :CHIP 38 GND
2200p PLL LOCK
VSAWN
B:CHIP 39 PLL LOCK
POC
POC
R409 R410 40
15k 18k
:PT NC
:RN-CP :RN-CP 41
DCC2 42 NC
GND
R406 43
15k 18k
NC
:RN :RN 44
CN501
6P
V DY
WHT
:VH
3
V+
1
V-
2
4
3 NC
4 H-
NC
5
5
H+
6
6
CN1101
4P
WHT
D GND
1
2 +5V
RXD
3 RXD
TXD
TXD
4
CN1103
22 | D BOARD IC VOLTAGE LIST
IC401
pin volt pin
1 0.7 1
2 15.0 2
3 -13.4 3
4 -15.0 4
5 0.6 5
6 14.3 6
7 0.7 7
IC501 8
pin volt 9
1 15 10
2 15 11
3 10.1 12
4 GND 13
5 8 14
6 4.7 15
7 4.7 16
8 GND 17
9 3 18
10 3.8
11 3.2 pin
12 3.2 1
13 GND 2
14 0.5 3
15 GND 4
16 3.7 5
17 2.6 6
18 9 7
IC610 8
pin volt
1 90.7 pin
2 NC 1
3 90.4 2
4 0 3
5 2.2
6 NC pin
7 GND 1
H DY
8 2.2 2
9 14.6 3
10 378 4
5
IC620 IC654 IC901
volt pin volt pin volt
1.5 I 15.0 1 12.0
2.0 G GND 2 12.0
2.1 O 12.0 3 8.7
2.3 IC680 4 GND
GND pin volt 5 8.6
-0.1 1 2.0 6 8.6
4.4 2 GND 7 NC
15.1 3 4.9 8 GND
0.0 IC701 9 NC
10.2 pin volt 10 3.8
GND 1 1.5 11 0.0
4.4 2 1.5 12 8.9
NC 3 1.5 13 0.0
200.0 4 1.5 14 5.4
190.3 5 -15.0 15 GND
194.7 6 1.5 16 NC
NC 7 1.5 17 2.5
NC 8 0.2 18 2.6
IC630 NC
9 0.2 19
volt 10 15.0 20 9.1
IC702 IC902
0.0
0.0 pin volt pin volt
-0.1 1 0.0 1 -0.1
20.0 2 0.8 2 -0.1
GND 3 0.8 3 GND
1.4 4 0.8 4 GND
16.1 5 0.8 5 3.8
4.8 6 -0.1 6 3.8
IC640 7 -15.0 7 8.6
volt 8 GND 8 15.0
7.1 9 15.0
All voltages are in V
12.8 10 4.8
GND IC703
IC652 pin volt
volt 1 1.2
3.3 2 1.2
7.0 3 -15.0
GND 4 0.2
5.0 5 15.0
6.7
P4819