Denon AVR-S920W, Руководство по обслуживанию

Страница: 60 / 192

NJM2595MTE1 (VIDEO:IC5001)
NJM2586AVC3(VIDEO:IC5002)
NJM2595
- 1 -
5-INPUT 3-OUTPUT VIDEO SWITCH
■
GENERAL DESCRIPTION
■
PACKAGE OUTLINE
■
FEATURES
●
5-input 3-output
●
Operating Voltage ± 4.0 to ± 6.5V
●
Operating current ± 15mAtyp. at Vcc= ± 5V
●
Crosstalk -65dBtyp.
●
Internal 6dB Amplifier
●
Internal 75 Ω Driver
●
Bipolar Technology
●
Package Outline DIP16,DMP16
■
PIN CONFIGURATION and BLOCK DIAGRAM
13
9
7
5
3
20k
20k
20k
20k
16
10 14 2
1
15
11
8 12 6 4
6dB
Amp
75 Ω
Driver
S3
S2
S4
S1
20k
20k
20k
S5
S6
S7
Vin1
Vin2
Vin3
Vin4
Vin5
SW3 SW4
SW5 SW1 SW2 V
+
GND V
-
Vout3
Vout2
Vout1
6dB
Amp
6dB
Amp
75 Ω
Driver
75 Ω
Driver
The NJM2595 is a 5-input 3-output video switch. Its switches
select one from five signals received from VTR,TV,DVD,
TV-GAME and others.
The NJM2595 is designed for audio items, such as AV amplifier
and others.
NJM2595D NJM2595M
Ver.4
NJM2586A
- 1 -
WIDE BAND 3-INPUT 1-OUTPUT 3-CIRCUIT VIDEO AMPLIFIER
Q
GENERAL DESCRIPTION
Q
PACKAGE OUTLINE
The NJM2586A is a wide band 3-input 1-output 3-circuit video
amplifier. It is suitable for Y, Pb, and Pr signal because frequency
range is 50MHz.The NJM2586A is suitable for AV receiver, STB,
and other high quality AV systems.
Q
FEATURES
O
Operating Voltage ± 4.5 to ± 5.5V
O
Wide frequency range 0dB at 50MHz typ.
O
Internal 3 input-1output 3-circuit video switch
O
Internal 6dB Amplifier
O
Internal 75 Ω Driver Circuit (2-system drive)
O
Power Save Circuit
O
Bipolar Technology
O
Package Outline SDIP22, SSOP20-C3 (under development)
Q
BLOCK DIAGRAM
NJM2586AVC3 NJM2586AL
SDIP22
9
10
8
5
6
7
4
3
2
1
11 12
13
16
15
14
17
18
19
20
21
22
CH1 IN1
CH1 IN3
CH1 IN2
SW1
SW2
GND
CH1 OUT
V
-
1
CH2 OUT
CH3 IN2
CH3 IN3
V
+
2
CH2 IN3
CH2 IN1
CH3 OUT
CH3 IN1
V
+
1
CH2 IN2
V
-
2
PS
75 Ω
Driver
Bias
Cont2
Cont1
Cont1
Cont2
Cont1
Cont2
6dB
Amp
Bias
Bias
Bias
Bias
Bias
Bias
Bias
75 Ω
Driver
75 Ω
Driver
Bias
6dB
Amp
6dB
Amp
GND GND
9
10
8
5
6
7
4
3
2
1
11
14
13
12
15
16
17
18
19
20
CH1 IN1
CH1 IN3
CH1 IN2
SW1
SW2
GND
CH1 OUT
V
-
1
CH2 OUT
CH3 IN2
CH3 IN3
V
+
2
CH2 IN3
CH2 IN1
CH3 OUT
CH3 IN1
V
+
1
CH2 IN2
V
-
2
PS
75 Ω
Driver
Bias
Cont2
Cont1
Cont1
Cont2
Cont1
Cont2
6dB
Amp
Bias
Bias
Bias
Bias
Bias
Bias
Bias
75 Ω
Driver
75 Ω
Driver
Bias
6dB
Amp
6dB
Amp
SSOP20-C3
2. FL DISPLAY
FLD (018BT021GINK) (FRONT : FL4400)
PIN CONNECTION
PIN NO.
57 56 55 54 53 52 51
CONNECTION
F2 NP NP NP
LGND PGND
VH
PIN NO.
50 49 48 47 46 45 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
CONNECTION
VDD OSC RESET CS CP DA TSA TSB NX NX NX NX NX NX NX NX NX NX NX NX NX NX NX NX NX NX NX NX NX NX NX NX NX NX NX NX NX NX NX NX NX NX 18G 17G Q17G Q18G NP NP NP F1
NOTE
1) F1, F2 ----Filament
2) NP ------No pin
3) DL ------Datum Line
4) NX ------No extend pin
5) LGND ----Logic GND pin
6) PGND ----Power GND pin
7) VH ------High Voltage Supply pin
8) VDD ------Logic Voltage Supply pin
9) CP ----Shift Register Clock
10) DA ----Serial Data Input
11) TSA, B --Test pin
12) CS ------Chip Select Input pin
13) RESET --Reset Input
14) OSC ----Pin for self-oscillation
15) Solder composition is Sn-3Ag-0.5Cu.
16) 17G, 18G ---Grid
17) Q17G, Q18G ---Driver Output Port.
18) Field of vision is a minimum of 21.8° from the lower side.
q T7
8G 9G 10G 11G 12G 13G 14G 15G 16G 17G 7G 6G 5G 4G 3G 2G 1G
18G
60
Caution in
servicing
Electrical
Mechanical
Repair Information
Updating