Advertisement
P
:TO POWER TRANSFORMER SECTION
S
:TO SYSTEM CONTROL & SERVO SECTION
V :TO LUMINANCE & CHROMINANCE/AUDIO SECTION
A
:TO Hi-Fi AUDIO SECTION
T :TO TIMER SECTION
G
P
HEATER DC (-)
R1006
R1007
10K
10K
P
HEATER DC (+)
T
HEATER (+)
P
UNREG -29V
T
FIP -29V
S
FIP
L
S
S
POWER OFF
POWER OFF
H
S
POWER SAVE
H
F
P
UNREG 36V
P
UNREG 14.5V
P
UNREG 5.6V
R1024
5600
E
P
GND
S
GND
S
GND (SYS)
S
GND (FG)
S
GND (MOTER)
Q1012
S
GND (CYL)
S
GND (AV)
2SC1959Y
V
GND
(3.3V REG)
V
GND (SYS)
3.3
4.8
D
V
GND (HA)
V
GND (HA2)
4.2
A
GND
A
GND (SYS)
A
GND (LVM)
D1009
C1028
A
GND (HA2)
MA4033H
6V47
T
GND
D1010
MA165
C
V
REG 3.3V
V
DIGITAL 5V
S
V
VIDEO 5V
S
REG 5V
S
V
A
PS 12V
S
SW 12V
S
V
A
PS 5V
V
BIAS 5V
S
V
N.SW 5V
A
T
N.SW 5V
S
AUDIO DEF
H
A1
B
A
RFC VIDEO OUT
A2
A
TUNER AUDIO (L)
A3
A
TUNER AUDIO (R)
A4
S
OSD IIC DATA
A5
S
OSD IIC CLOCK
A6
V
TUNER AUDIO (N)
A7
A
TUNER VIDEO
A8
S
AFC S-CURVE
A9
S
SW2
A10
S
MAIN IIC DATA
A11
S
MAIN IIC CLOCK
A12
A
RFC AUDIO OUT
A13
A
IMPORTANT SAFETY NOTICE:
COMPONENTS IDENTIFIED WITH THE MARK
HAVE THE SPECIAL CHARACTERISTICS FOR SAFETY.
WHEN REPLACING ANY OF THESE COMPONENTS,USE ONLY THE SAME TYPE.
1
2
VIDEO MAIN SIGNAL PATH IN REC MODE
VIDEO MAIN SIGNAL PATH IN PLAYBACK MODE
Q1001
QR1002
2SD602A
UN2212
(BUFFER)
(FIP ON/OFF CONTROL)
-17.0
-17.0
-30.0
-30.0
R1003
C1026
27K
0.1
-16.3
5.2
R1005
5600
5.2
QR1003
0
UN2112
(FIP
L
:ON)
5.2
R1001
33K
Q1008
2SC1959Y
(5V REG)
6.0
5.1
D1008
C1018
11ES1
0.1
5.8
Q1009
2SC1959Y
D1004
(5V REG)
11ES1
6.0
5.1
C1019
0.1
5.8
Q1010
2SC1959Y
(5V REG)
6.2
5.1
C1020
0.1
5.8
C1027
IC1001
0.1
UPC1093J
R1004
1K
C
A
R
5.8
2.5
R1022
C1016
R1025
R1021
R1018
R1019
150
25V47
150
2700
2700
56K
Q1007
2SD602A
(5V REG)
6.2
R1009
470
Q1002
2SC1959Y
(5V REG)
6.2
5.1
R1008
C1003
C1009
470
0.1
5.9
0.1
C1002
D1002
C1011
50V22
MA4056NH
25V47
D1001
0
NOTE:THE MEASUREMENT MODE OF THE DC VOLTAGE ON THIS DIAGRAM IS STOP MODE.
3
4
AUDIO MAIN SIGNAL PATH IN REC MODE
Q1011
2SC1959Y
(12V REG)
15.5
12.3
C1024
0.1
12.9
D1007
C1021
R1023
R1002
MA4130NL
16V22
10K
10K
12.9
QR1006
0
UN2211
(POWER OFF
H
:ON)
C7619
0.01
Q1003
2SB710A
(POWER SAVE:OFF)
38.4
38.4
C1025
R1014
0.1
4700
37.7
R1016
10K
R7606
R7605
330
330
R1015
6800
R1013
C1006
1500
50V4.7
Q1005
2SC1959Y
(12V REG)
15.5
11.8
C1008
0.1
12.4
R1010
1K
9.3
R1012
Q1004
6200
5.6
2SD601A
(VOLTAGE
R1011
CONTROL)
4.9
C1007
5600
1000P
D1003
C1004
MA4051NL
16V47
L7651
0:EG
10u:B/EC/EE
C7652
0.1
C7620
0.01
(B/EC/EE)
5.1
5.7
Q1006
2SC1959Y
(5V REG)
6.2
5.1
5.7
D1005
MA4056NH
D1006
0
NOTE:DO NOT USE ANY PART NUMBER SHOWN ON THIS
SCHEMATIC DIAGRAM FOR ORDERING.WHEN YOU
ORDER A PART,PLEASE REFER TO PARTS LIST.
5
6
7
AUDIO MAIN SIGNAL PATH IN PLAYBACK MODE
L7601
0
L7608 0
R7607 0
C7601
A13
6V100
R7602 100
L7602
33u
R7603 100
C7602
6V100
R7604
LB7603
R7610
0
0
100
A12
C7610
33P
LB7602
R7609
R7655
L7603
0
100
2200
18u
A11
C7611
33P
R7601
0
L7604
2.2u
C7612
C7613
6V100
0.01
(EE)
C7605
50V1
A10
C7615
0.1
A9
L7605
0
R7612
150
A8
R7608
150
(EG)
D7603
0
MA165
Q7601
0.7
2SD601A
(MUTE)
A7
R7615
100
A6
R7616
100
A5
(EG)
A4
D7602
MA165
A3
R7614
R7613
10K
560
A1
A2
NV-HS880EG/B/EC/EE
POWER SUPPLY/RF SECTION SCHEMATIC DIAGRAM
8
9
TU7601
TUNER UNIT
ENG47327G1:EG/EC
ENG47328G1:B
ENG47329G1:EE
1
N.SW 5V
2
AUDIO OUT
3
DATA
4
PS 5V
5
CLOCK
6
VIDEO OUT
7
8
9
10
11
CLOCK
12
DATA
13
14
TUNER 5V
15
SW1
16
BTL 30V
D7601
17
IF OUT
MA4300M
18
IF IN
(EE)
DU7601
19
SW1
PK0701-1
20
SW2
PK0701-2
21
PK0701-3
22
SIF/QPSK
PK0701-4
23
AFC S-CURVE
PK0701-5
24
TUNER VIDEO
PK0701-6
25
TUNER 5V
PK0701-7
26
PK0701-8
27
GND
PK0701-9
L7607
0:EG
2.2u:B/EC/EE
PK7301
1
SIF/QPSK
2
GND
3
TUNER AUDIO (N)
4
5
6
7
TUNER 5V
PK7302
1
OSD IIC CLOCK
2
OSD IIC DATA
3
4
TUNER AUDIO (R)
5
GND
6
TUNER AUDIO (L)
10
Advertisement
