8.8.
INPUT/ OUTPUT PACK SCHEMATIC DIAGRAM
H
H
H
H
H
L
H
H
H
4700
R3912
5.0
0.2
0
5.0
0
0.2
3.1
4.9
3.7
V IN1
OFF
RGB
IN2
CPN C
S IN
AV2
IN2
CPN Y
VCC
CTL
OUT
CPS
OUT
CPN C
OUT
CON Y
GND
AV1
V OUT
AV2
V OUT
VCC
V IN2
CTL5
EXT
IN1
CPN Y
SW P2
FUNC
V IN3
SW P1
FUNC
IN1
CPN C
CTL2
C MUTE
CTL1
C MUTE
V IN5
CTL2
EXT
IN2
CON Y
CTL1
EXT
IN2
CON C
DC
REF
V IN4
FIL
REG
OUT
CPS
OUT
CPN Y
OUT
CON C
GND
IN1
CPN Y
CTL
ADR
IN1
CPN C
ADJ
Y DC
IN3
CPN Y
CTL
Y DC
IN3
CPN C
CTL
SAVE
POWER
CLOCK
DATA
1.9
1.9
2.0
2.0
1.9
1.2
(1.7)
1.3
2.0
2.3
2.0
2.3
2.0
4.9
4.9
2.5
4.7
2.0
0.1
2.3
4.9
2.2
2.0
2.2
2.2
2.1
4.9
2.3
0.1
1.9
0
1.9
2.7
2.0
4.9
0
0.1
0.1
0
4.7
0
12.0
0
0.1
2.7
ORDERING.WHEN YOU ORDER A PART,PLEASE REFER TO PARTS LIST.
NOTE:DO NOT ANY PART NUMBER SHOWN ON THIS SCHEMATIC DIAGRAM FOR
WITH PAL COLOUR SIGNAL.(SP MODE)
THE MEASUREMENT MODE OF THE DC VOLTAGE OUT OF THE BRACKETS ON THIS DIAGRAM IS PLAYBACK MODE
WITH PAL COLOUR SIGNAL.(SP MODE)
NOTE:THE MEASUREMENT MODE OF THE DC VOLTAGE IN THE BRACKETS( )ON THIS DIAGRAM IS RECORD MODE
A1
12
6
7
1
470K
R3918
15K
R3921
MUTE
SELECT SW
VIDEO INPUT
MUTE
SW
SELECT
INPUT
CPN C
CLAMP
MUTE
SW
SELECT
INPUT
CPN Y
CLAMP
CLAMP
CLAMP
CLAMP
MUTE
CLAMP
CLAMP
MUTE
+
SUPERIMPOSE
SELECT SW &
CPN C OUTPUT
SUPERIMPOSE
SELECT SW &
CPN Y OUTPUT
MUTE
(AV1)
SELECT SW
VIDEO OUTPUT
(AV2)
SELECT SW
VIDEO OUTPUT
CLAMP
CLAMP
CLAMP
INTERFACE
IIC BUS
FACE
INTER-
15P
C3904
82u
L3903
1K
R3903
1K
R3902
B10
C3903 4P
C3902 27P
L3902 39u
47P
C3901
1K
R3901
(AMP)
2SD601A
Q3901
0.01
C3905
B9
0.1
C3906
TP3022
TP3023
B1
0.01
C3907
0.1
C3908
B2
0.01
C3909
1
C3910
0
R3927
B7
0
R3928
B8
0.01
C3911
B6
1K
R3906
0.1
C3912
0.1
C3913
0.01
C3914
B4
1K
R3907
2700
R3905
1K
R3904
0.1
C3928
6V330
C3927
33u
L3901
B16
B15
220
R3908
220
R3909
B16
B15
B5
(PROG :ON)
2SD601A
Q3903
10K
R3922
10K
R3923
(PROG :ON)
2SD601A
Q3904
MA4075NM
D3903
MA4075NM
D3902
75
R4904
75
R4905
A26
A28
A17
A18
A20
GND
VIDEO IN/Y IN
VIDEO OUT
GND (V IN)
GND (V OUT)
BLANKING
RED/C IN
GND (BLANK)
GND (RED)
DATA
GREEN
CONTROL
GND (GREEN)
AV2 +12V
BLUE
AUDIO IN CH1 (L)
GND (BLUE)
GND (A)
AUDIO OUT CH1 (L)
AUDIO IN CH2 (R)
AUDIO OUT CH2 (R)
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
(DECODER/EXT)
47P
C4901
47P
C4902
470P
C4903
470P
C4904
VLP0147
LB4902
A12
VLP0147
LB4901
A14
AV2
VJS1470
JK4901
20
18
16
14
12
10
8
6
4
2
21
19
17
15
13
11
9
7
5
3
1
470
R4902
VLP0147
LB4904
A8
470
R4901
VLP0147
LB4903
A9
GND
VIDEO IN
VIDEO OUT/Y OUT
GND (V OUT)
BLANKING
RED/C OUT
GND (BLANK)
GND (RED)
GREEN
CONTROL
GND (GREEN)
PB +12V
BLUE
AUDIO IN CH1 (L)
GND (BLUE)
GND (A)
AUDIO OUT CH1 (L)
AUDIO IN CH2 (R)
AUDIO OUT CH2 (R)
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
(TV)
AV1
VJS1470
JK4902
TP3003
75
R4908
A27
75
R4916
A22
A21
A19
0.22u
L4901
A2
A7
TP4506
TP4505
47P
C4908
47P
C4907
VLP0147
LB4905
VLP0147
LB4906
470P
C4910
470P
C4909
A13
A15
20
18
16
14
12
10
8
6
4
2
21
19
17
15
13
11
9
7
5
3
1
75
R4919
75
R4918
OUT
S-VIDEO
VJJ0574
JK4904
TP3090
Y
C
6
5
1
3
2
4
VJJ0416
JK4903
OUT
VIDEO
OUT (L)
AUDIO
OUT (R)
AUDIO
7
6
5
4
3
2
1
75
R4915
470
LB4913
470
LB4911
VLP0147
LB4912
VLP0147
LB4910
470P
C4916
470P
C4918
TP4504
TP4503
470
R4907
470
R4906
A11
A10
VLP0147
LB4909
VLP0147
LB4908
TP3024
TP3021
0
R3913
A22
A21
A20
LA73023V
IC3901
A16
A5
A6
0.1
C3924
0.01
C3923
0.1
C3922
6V330
C3921
1
C3920
6V330
C3919
0.1
C3926
TP3002
VSS0513
S4901
NORMAL S
AV1 OUT
A19
A18
75
R4917
(RGB ON:ON)
2SD1328
Q4901
A17
(RGB OFF :ON)
UN2212
QR3901
4700
R3915
39K
R3914
22K
R3920
A3
470
R3919
MA165
D3901
(AV2 PB:ON)
2SD601A
Q3902
A28
A27
0.1
C3918
4700
R3910
A26
0.1
C3917
0.1
C3916
0.01
C3915
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
UN2215
QR3902
(SWITCHING)
18K
R3916
22K
R3917
A1
A2
A3
B10
B9
B8
B7
B6
SECTION PP3905(C-1)
TO Hi-Fi AUDIO
14
13
12
11
10
9
8
7
6
5
4
3
2
1
S-VHS SW
PROJECT 50
AV2 PB
OSD VIDEO OUT
GND (AV)
AV3 Y IN
GND (AV)
GND (AV)
AV2/AV3 C IN
GND (AV)
VIDEO/Y IN
GND (AV)
Y/C Y OUT
SECTION PP3904(E-1)
TO Hi-Fi AUDIO
PS3905
B5
B4
A5
A6
B2
B1
PROG
OSD PLUSE
Y/C C OUT
PS 5V
GND (AV)
VV C OUT
GND (AV)
OSD IIC CLOCK
OSD IIC DATA
GND (AV)
TUNER VIDEO IN
AV3 VIDEO IN
PS 12V
AV3 C IN
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
PS3904
A7
A8
A9
A10
A11
A12
A13
A14
A15
A16
AUDIO MAIN SIGNAL PATH IN PLAYBACK MODE
AUDIO MAIN SIGNAL PATH IN REC MODE
VIDEO MAIN SIGNAL PATH IN PLAYBACK MODE
VIDEO MAIN SIGNAL PATH IN REC MODE
SECTION PP3902(F-1)
TO Hi-Fi AUDIO
AV1 PB
AV2 A OUT (L)
AV2 A OUT (R)
GND (AV)
AV1 A OUT (R)
AV1 A OUT (L)
GND (AV)
AV2 A IN (L)
AV1 A IN (L)
GND (AV)
AV2 A IN (R)
AV1 A IN (R)
GND (AV)
RFC VIDEO OUT
14
13
12
11
10
9
8
7
6
5
4
3
2
1
PS3902
3
2
1
GND (AV)
GND (AV)
GND (AV)
SECTION PP3901(G-1)
TO Hi-Fi AUDIO
PS3901
12
11
10
9
8
7
6
5
4
3
2
1
H
G
F
E
D
C
B
A
NV-HS880EG/B/EC/EE
INPUT/OUTPUT PACK SCHEMATIC DIAGRAM
47
Summary of Contents for NV-HS880EG
Page 16: ...4 REMOVAL OF THE MAIN C B A Remove Screw F Remove 4 Screws G Unlock 2 Tabs H Fig D5 16 ...
Page 23: ...3 3 8 CIRCUIT BOARD LAYOUT 23 ...
Page 26: ...10 2 CASING PARTS SECTION 26 ...
Page 27: ...10 3 PACKING PARTS SECTION 27 ...
Page 28: ...11 REPLACEMENT PARTS LIST 11 1 CHASSIS PARTS SECTION PARTS LIST 28 ...
Page 41: ...D7501 MAZ4220NMF DIODE MAVD 41 ...
Page 43: ...K7301 ERJ6GEY0R00V M RESISTOR CH 1 10W 0 D0GBR00JA017 43 ...
Page 46: ...Q1104 2SD1992A R TRANSISTOR 46 ...
Page 48: ...R0715 ERJ3GEYJ223 M RESISTOR CH 1 16W 22K 48 ...
