COMPONENTS IDENTIFIED BY MARK ON THE
SCHEMATIC DIAGRAM AND IN THE PARTS LIST ARE
CRITICAL FOR RISK OF FIRE AND ELECTRIC SHOCK.
REPLACE THESE COMPONENTS WITH ONKYO
PARTS WHOSE PART NUMBERS APPEAR AS SHOWN
IN THIS MANUAL.
MAKE LEAKAGE-CURRENT OR RESISTANCE
MEASUREMENTS TO DETERMINE THAT EXPOSED
PARTS ARE ACCEPTABLY INSULATED FROM THE
SUPPLY CIRCUIT BEFORE RETURNING THE
APPLIANCE TO THE CUSTOMER.
SPECIFICATIONS
TX-SR503/503E/8350
Amplifier Section
Power Output
2 channel driven: North American: 75 W + 75 W
(8 ,20Hz-20kHz, FTC)
European: 100 W + 100 W
(6 , 1kHz, DIN)
Asian, Australian: 130 W + 130 W
(6 , 1kHz, JEITA)
Dynamic Power 180 W + 180 W (3 , Front)
140 W + 140 W (4 , Front)
95 W + 95 W (8 , Front)
THD
(Total Harmonic Distortion) 0.08% (Power Rated)
Damping Factor 60 (Front, 1kHz, 8 )
Input Sensitivity and Impedance 200 mV/ 47 k (LINE)
Output Level and Impedance 200 mV/ 470 (REC OUT)
Frequency Response 10 Hz-100 kHz/ +1 dB-3 dB (Direct
mode)
Tone Control 10 dB, 50 Hz (BASS)
10 dB, 20 kHz (TREBLE)
Signal to Noise Ratio 100 dB (LINE, IHF-A)
Speaker Impedance North American: 6 Others: 4 - or 6 -
Video Section
Input Sensitivity/Output Level
and Impedance 1 Vp-p /75 (Component and S-Video Y)
0.7 Vp-p /75 (Component Pb/Cb, Pr/Cr)
0.28 Vp-p /75 (S-Video C)
1 Vp-p /75 (Composite)
Component Video
Frequency Response 5 Hz - 50 MHz
Tuner Section
FM
Tuning Frequency Range North American: 87.5 MHz- 107.9 MHz
Other: 87.5 MHz- 108.0 MHz
Usable Sensitivity Stereo: 17.2 dBf 2 V(75 IHF)
Mono: 11.2 dBf 1 V(75 IHF)
Signal to Noise Ratio Stereo: 70 dB (IHF-A)
Mono: 76 dB (IHF-A)
THD Stereo: 0.3% (1kHz)
Mono: 0.2% (1kHz)
Frequency Response 30 Hz-15 kHz / 1 dB
Stereo Separation 45 dB (1kHz)
AM
Tuning Frequency Range North American: 530 kHz-1710 kHz
Others: 522 kHz-1611 kHz
Usable Sensitivity 30 V
Signal to Noise Ratio 40 dB
THD 0.70%
General
Power Supply North American: AC 120 V, 60 Hz
Australian and European:
AC 230-240 V, 50 Hz
Others: AC 120/220-240 V, 50/60 Hz
AC 230-240 V, 50Hz
AC 220-230 V, 50 Hz
Power Consumption North American: 6.2 A
Others: 590 W
Stand-by Power Consumption North American: 0.1 W
Australian and European: 0.2 W
Others: 0.5 W
Dimensions
(W x H x D) 435 x 150 x 374 mm
17-1/8" x 5-7/8" x 14-3/4"
Weight North American: 9.4 kg
Digital Inputs Optical: 3
Coaxial: 1
Analog Inputs DVD(MULTICHANNEL), VIDEO1,
VIDEO2, VIDEO3, TAPE, CD
Multichannel Inputs 6
Audio Outputs
Analog Outputs TAPE, VIDEO1
Subwoofer Pre Outputs 1
Speaker Outputs SP A (L, R, C, SL, SR, SBL, SBR)
SP B (L, R)
Phones 1
Specifications and features are subject to change without notice.
SERVICE PROCEDURE
1. Replacing the fuses
This symbol located near the fuse indicates that the
fuse used is show operating type, For continued protection against
fire hazard, replace with same type fuse, For fuse rating, refer to
the marking adjacent to the symbol.
Ce symbole indique que le fusible utilise est e lent.
Pour une protection permanente, n'utiliser que des fusibles de meme
type. Ce demier est indique la qu le present symbol est apposre.
TX-SR503/503E/8350
REF NO.
F901
F901 or
F901
F901 or
F901 or
F902
F902 or
F902 or
F902
F902 or
F902 or
F903
F903 or
F903
F903 or
F903 or
F903
F903 or
F903 or
F6901
F6902
<Notes>
<DD> : TX-SR503 USA model only
<DC> : TX-SR503 Canadian model only
<PP> : TX-SR503E European model only
<PA> : TX-SR503 Australian model only
<WT> : TX-SR503 World wide model only
1. Press and the hold down the VIDEO 1/VCR button , then press the STANDBY/ON button when the unit is Power on.
2. After " Clear " is displayed, the preset memory and each mode stored in the memory, are initialized and will return to
the factory settings.
3. To check version of microprocessor
<Note>
Main microprocessor Q701 only.
1. Press and the hold down the DISPLAY button , then press the STANDBY/ON button when the unit is Power on.
Version is displayed on FL display only for 3 seconds.
Ex.
2. Press the STANDBY/ON button to Power off.
Ver.1.01/05305a
4. Memory Backup
The AV receiver uses a battery-less memory backup system in order to retain radio presets and other settings
when it's unplugged or in the case of a power failure.
Although no batteries are required, the AV receiver must be plugged into an AC outlet in order to charge the
backup system. Once it has been charged, the AV receiver will retain the settings for several weeks,
although this depends on the environment and will be shorter in humid climates.
OPERATION CHECK-1
SPEAKER PROTECT-1 (DC VOLTAGE DETECTION)
[When]
1. Exchange power transistors (Q6050 - Q6066).
2. Exchange amplifier PC board ass'y (NAAF-8523).
[Procedure]
<Note>
No load. No input.
1. Press and the hold down the CD button , then press the STANDBY/ON button when the unit is Power ON.
" Test - _ " is displays it only for 5 seconds.
TX-SR503/503E/8350
Test - _
2. Press the VIDEO 3 button, while the character of " Test - _ " is displayed.
Unit will be in the state of " Test-4-00 ".
Blinks
Test - 4-00
3. Repeatedly press TONE+ button until the character of " Test-4-21 " is displayed.
Test - 4-21
Checking the operation starts automatically as follows.
Test - 4-21
Front L ch
Protect OK
Check
Test - 4-22
Front R ch
Protect OK
Check
Test - 4-23
Center ch
Protect OK
Test - 4-24
Check
Surround L ch
Check
Protect OK
Test - 4-25
Protect OK
Test - 4-26
Protect OK
Test - 4-27
Protect OK
Protect
Surround R ch
Check
Surround Back L ch
Check
Surround Back R ch
Check
If all channel are OK, the character of " Test - 4 - 35 " is displayed.
Test - 4-35
4. Press the STANDBY/ON button.
Turn off
Clear
OPERATION CHECK-2
SPEAKER PROTECT-2 (CURRENT DETECTION)
[When]
1. Exchange power transistors (Q6050 - Q6066).
2. Exchange amplifier PC board ass'y (NAAF-8523).
[Procedure]
<Note>
No input.
Do not check two or more channels at the same time.
Do not connect dummy load to speaker terminals fro seconds 2 or more.
1. Press and the hold down the CD button , then press the STANDBY/ON button when the unit is Power ON.
" Test - _ " is displays it only for 5 seconds.
TX-SR503/503E/8350
Test - _
2. Press the VIDEO 3 button, while the character of " Test - _ " is displayed.
Unit will be in the state of " Test-4-00 ".
Blinks
Test - 4-00
3. Repeatedly press TONE
+button until the character of " Test-4-35 " is displayed.
Test - 4-35
4. Connect the Dummy load of 3 ohms to the Front Lch speakers terminal.
At this time, check the speaker relay is not turned off.
Test - 4-35
5. Connect the dummy load of 1 ohm to the Front Lch speakers terminal.
At that time, you check the speaker relay is turned off and " Protect " is displayed.
Protect
Disconnect the dummy load at once when check the display of " Protect ".
Test - 4-35
6. Check other channels according to the same procedure.
7. Press the STANDBY/ON button.
Clear
Turn off
OPERATION CHECK-3
CONTROL OF POWER SUPPLY (OUTPUT SENSOR AND THERMAL SENSOR)
[When]
1. Exchange power transistors (Q6050 - Q6066).
2. Exchange power amplifier PC board ass'y (NAAF-8523).
3. Exchange thermal sensor PC board ass'y (NAETC-8526).
[Procedure]
<Note>
No output. No input.
Output sensor
1. Press and the hold down the CD button , then press the STANDBY/ON button when the unit is Power ON.
" Test - _ " is displays it only for 5 seconds.
TX-SR503/503E/8350
Test - _
2. Press the VIDEO 3 button, while the character of " Test - _ " is displayed.
Unit will be in the state of " Test-4-00 ".
Blinks
Test - 4-00
3. Repeatedly press TONE
+ button until the character of " Test-4-37 " is displayed.
Test - 4-37
4. Adjusts MASTER VOLUME to Max. position.
At this time, check the character of " FM STEREO " displayed.
And, check relay RL6901 and RL6902 are turned off in 2 - 3 seconds.
FM STEREO
Test - 4-37
5. Press the STANDBY/ON button.
Turn off
Clear
Thermal sensor
1. Press and hold down the DISPLAY button, then press the STANDBY button when the unit is power ON.
" Ver. 0.50/05131a " is displays it only for 2 seconds.
<Ex.>
Ver. 0.50/05131a
2. Press the TONE button, while the character of " Ver.0.50/05131a " is displayed.
<Ex.>
3. Check the displayed temperature is +/-20 C of the ambient temperatures.
4. Press STANDBY/ON button.
T: 25 C/ 77 F
Turn off
Clear
OPERATION CHECK-4
DSP DEBUG MODE
Check the operation of the circuit around DSP by the display in this mode.
This information helps to pursue the faulty point.
To set in DSP debug mode
1. Press and hold down the DISPLAY button, then press the STANDBY button when the unit is power ON.
" Ver. 0.50/05131a " is displays it only for 2 seconds.
<Ex.>
Ver. 0.50/05131a
2. Press the DISPLAY button, while the character of " Ver.0.50/05131a " is displayed.
E1A48K015FF 23o
To exit
Press STANDBY/ON button.
Content of display
TX-SR503/503E/8350
14256871039
--------- DIR --------------- MEMORY/DOWNLOAD -----
AUTOBOOT DSP AB CODE
1
UNLOCK
E = UNLOCK
= LOCK
Digital Selecter
2
D = DIGITAL
A = ANALOG
1 = COAX1
2 = OOAX2
3 = OPT1
4 = OPT2
5 = OPT3
7 = FRONT
3
Sampling Frequency
96 = 96kHz
48 = 48kHz
44 = 44kHz
32 = 32kHz
-- = Not detect
Pre Emphasis
4
K = OFF
e = ON
DIR Status
5
0 = ANALOG
1 = PCM
2 = NOT_PCM
3 = DATA
4 = DTSCD
5 = MCH
6 = NOT DECIED
21 = DSP C HW Config set
22 - 2A = DSP C SW Config set
3F = DSP C kick start
40 = DSP AB App start
41 = DSP AB HW Config set
42 - 4B = DSP AB SW Config set
AF = DSP ab kick start
Refer to following table about the parts displayed by mark " ".
Transistors
CIRCUIT NO.
Q5000 - 5002
Q5010 - 5012
Q5003 - 5006
Q5013 - 5016
Q5030 -5036
Q5040 - 5046
Q5050 - 5056
NOTE
THE COMPONENTS IDENTIFIED BY MARK ARE CRITICAL FOR SAFETY
REPLACE ONLY WITH PART NUMBER SPECIFIED.
VOLTAGE (MEASURED WITH VOLTMETER) IS DC VOLTAGE.(NO INPUT SIGNAL).
ALL PNP TRANSISTORS ARE EQUIVALENT TO 2SA1015-GR UNLESS OTHERWISE NOTED.
ALL NPN TRANSISTORS ARE EQUIVALENT TO 2SC1815-GR UNLESS OTHERWISE NOTED.
ALL DIODES ARE EQUIVALENT TO 1SS133 UNLESS OTHERWISE NOTED.
ELECTROLYTIC CAPACITORS ( ) ARE IN uF/WV.
ALL CAPACITORS ARE IN pF/50WV UNLESS OTHERWISE NOTED.
EX) 030- 3pF 330- 33pF 331- 330pF 333- 0.033uF
ALL RESISTORS ARE IN OHMS 1/4WATTS UNLESS OTHERWISE NOTED.
THE THICK LINES ON PC BOARD ARE THE PRINTING SIDE OF THE PARTS.
EX) PRINTING SIDE
CIRCUIT IS SUBJECT TO CHANGE FOR IMPROVEMENT.
DESCRIPTION
2SC2240-BL
2SC2240-BL, KTC3200-BL
2SA949-Y
2SC2229-Y
2SC1815-GR, BL
!
<Note>
NC=No mount of parts.
BCDEFGH
R5133
18K
0V
R5134
18K
R5163
100
(1/4W)
52.5V
C5083
040C
C5093
101K
(1/4W)
C5084
040C
C5094
101K
R5233
R5234
Q5033
1.1V
C5053
47/50
R5033
120K
-1.1V
Q5043
R5173
100
(1/4W)
52.5V
Q5034
1.1V
C5054
47/50
R5034
120K
-1.1V
Q5044
R5174
100
(1/4W)
120K
120K
R5203
NC
R5204
NC
(1/4W)
P6003A
(1/4W)
P6004A
52.0V
0V
-52.2V
R5164
100
52.0V
-52.2V
SL
R5003
1K
C5003
101K
R5043
D5003
MTZJ5.6B
DZ-5.6BSB
SR
R5004
1K
C5004
101K
R5044 2.2K
D5004
MTZJ5.6B
DZ-5.6BSB
C5013
10/50
C5014
10/50
2.2K
R5013
56K
R5014
56K
R5093
100K
-0.1V
R5023
330
-47.5V
R5103
100K
R5094
100K
-0.1V
R5024
330
-47.5V
R5104
100K
R5113
1K
C5033
Q5003 Q5013
-0.65V
C5023
10/50
R5114
C5034
Q5004 Q5014
-0.65V
C5024
10/50
51.5V
NC
R5053
4.7K
Q5053
-48.1V
R5063
1.2K
R5073
NC
1K
NC
R5054
4.7K
Q5054
-48.1V
R5064
1.2K
R5074
NC
R5083
470
51.5V
R5084
470
C5043
220/16
C5044
220/16
C5103
10/63
C5113
10/63
-51.7V
C5104
10/63
C5114
10/63
-51.7V
18K
18K
R5165
(1/4W)
100
52.0V
0V
100
52.0V
0V
C5085
040C
C5095
101K
-52.2V
R5166
(1/4W)
C5086
040C
C5096
101K
-52.2V
R5235
R5236
52.5V
Q5035
1.1V
C5055
47/50
R5035
120K
-1.1V
Q5045
R5175
100
(1/4W)
52.5V
Q5036
1.1V
C5056
47/50
R5036
120K
-1.1V
Q5046
R5176
100
(1/4W)
120K
120K
R5205
NC
R5206
NC
(1/4W)
P6005A
(1/4W)
JL6006A
SBL
C5015
R5005
10/50
1K
R5045
D5005
MTZJ5.6B
DZ-5.6BSB
2.2K
R5015
56K
C5005
101K
4
SBR
C5016
R5006
10/50
1K
101K
R5016
56K
C5006
5
2.2K
R5046
D5006
MTZJ5.6B
DZ-5.6BSB
R5095
100K
-0.1V
R5025
330
-47.5V
R5105
100K
R5096
100K
-0.1V
R5026
330
-47.5V
R5106
100K
R5115
C5035
Q5005
-0.65V
C5025
10/50
R5116
1K
C5036
Q5006 Q5016
-0.65V
C5026
10/50
1K
51.5V
R5085
470
51.5V
R5086
470
C5045
220/16
C5046
220/16
C5105
10/63
C5115
10/63
-51.7V
C5106
10/63
C5116
10/63
-51.7V
R5135
R5136
NC
Q5015
R5055
4.7K
Q5055
-48.1V
R5065
1.2K
R5075
NC
NC
R5056
4.7K
Q5056
-48.1V
R5066
1.2K
R5076
NC
NC
NC
53.0V
R5183
10
(1/4W)
P6003A
NF
-B1
+B1
B+
B-
R5193
10
(1/4W)
53.0V
R5184
10
(1/4W)
P6004A
NF
-B1
+B1
B+
B-
10
(1/4W)
-53.0V
TO NAAF-8523
-53.0V
TO NAAF-8523
R5194
TO NAAF-8523
P5503A
E
TO NAAF-8523
TO NAAF-8523
SBR
SBL
(BUS-BAR)
P6011B
P5504A
L
C
SR
R
SL
R5000
1K
C5000
101K
R5040
D5000
MTZJ5.6B
DZ-5.6BSB
R5001
1K
C5001
101K
R5041
D5001
MTZJ5.6B
DZ-5.6BSB
FL
FR
C5010
47/50
2.2K
C5011
47/50
2.2K
P5019
R5010
56K
R5011
56K
R5090
100K
-0.1V
R5020
330
-47.5V
R5100
100K
R5091
100K
-0.1V
R5021
330
-47.5V
R5101
100K
-0.65V
C5020
10/50
-0.65V
C5021
10/50
R5110
1K
C5030
NC
Q5000
R5111
1K
C5031
NC
Q5001
R5050
4.7K
Q5050
-48.1V
R5060
1.2K
R5070
NC
R5051
4.7K
Q5051
-48.1V
R5061
1.2K
R5071
NC
Q5010
Q5011
51.5V
R5080
470
51.5V
R5081
C5040
220/16
C5041
220/16
470
C5100
10/63
C5110
10/63
C5101
10/63
C5111
10/63
-51.7V
R5130
22K
-51.7V
R5131
22K
R5160
(1/4W)
100
52.0V
0V
100
52.0V
0V
C5080
040C
C5090
101K
-52.2V
R5161
(1/4W)
C5081
040C
C5091
101K
-52.2V
R5230
R5231
52.5V
1.1V
R5030
120K
-1.1V
R5170
100
(1/4W)
52.5V
1.1V
R5031
120K
-1.1V
Q5041
R5171
100
(1/4W)
Q5030
C5050
47/50
120K
Q5040
Q5031
C5051
47/50
120K
R5200
22K
R5201
22K
53.0V
R5180
10
(1/4W)
P6000A
NF
-B1
+B1
B+
B-
R5190
(1/4W)
-53.0V
53.0V
R5181
10
(1/4W)
P6001A
NF
-B1
+B1
B+
B-
R5191
(1/4W)
-53.0V
TO NAAF-8523
10
TO NAAF-8523
10
NC
NC
53.0V
R5185
10
(1/4W)
P6005A
NF
-B1
+B1
B+
B-
R5195
10
(1/4W)
-53.0V
53.0V
R5186
10
(1/4W)
JL6006A
NF
-B1
+B1
B+
B-
R5196
10
(1/4W)
-53.0V
TO NAAF-8523
TO NAAF-8523
C
R5002
1K
C5002
101K
R5042
D5002
MTZJ5.6B
DZ-5.6BSB
C5012
10/50
2.2K
R5012
56K
R5092
100K
-0.1V
R5022
330
-47.5V
R5102
100K
R5112
C5032
NC
Q5002 Q5012
-0.65V
C5022
10/50
1K
R5052
4.7K
Q5052
-48.1V
R5062
1.2K
R5072
NC
R5162
100
(1/4W)
52.5V
C5082
040C
C5092
101K
R5232
1.1V
R5032
120K
-1.1V
R5172
100
(1/4W)
Q5032
C5052
47/50
120K
Q5042
R5202
NC
51.5V
R5082
470
C5042
220/16
C5102
10/63
C5112
10/63
-51.7V
R5132
18K
52.0V
0V
-52.2V
U18
DRIVER AMPLIIER PC BOARD
NAAF-8540
53.0V
R5182
10
(1/4W)
P6002A
NF
-B1
+B1
B+
B-
(1/4W)
-53.0V
TO NAAF-8523
R5192
10
TX-SR503/503E/8350
A
SCHEMATIC DIAGRAMS-3
POWER AMPLIFIER SECTION-1
1
2
3
Refer to following table about the parts displayed by mark " ".
Transistors
CIRCUIT NO.
Q5000 - 5002
Q5010 - 5012
Q5003 - 5006
Q5013 - 5016
Q5030 -5036
Q5040 - 5046
Q5050 - 5056
NOTE
THE COMPONENTS IDENTIFIED BY MARK ARE CRITICAL FOR SAFETY
REPLACE ONLY WITH PART NUMBER SPECIFIED.
VOLTAGE (MEASURED WITH VOLTMETER) IS DC VOLTAGE.(NO INPUT SIGNAL).
ALL PNP TRANSISTORS ARE EQUIVALENT TO 2SA1015-GR UNLESS OTHERWISE NOTED.
ALL NPN TRANSISTORS ARE EQUIVALENT TO 2SC1815-GR UNLESS OTHERWISE NOTED.
ALL DIODES ARE EQUIVALENT TO 1SS133 UNLESS OTHERWISE NOTED.
ELECTROLYTIC CAPACITORS ( ) ARE IN uF/WV.
ALL CAPACITORS ARE IN pF/50WV UNLESS OTHERWISE NOTED.
EX) 030- 3pF 330- 33pF 331- 330pF 333- 0.033uF
ALL RESISTORS ARE IN OHMS 1/4WATTS UNLESS OTHERWISE NOTED.
THE THICK LINES ON PC BOARD ARE THE PRINTING SIDE OF THE PARTS.
EX) PRINTING SIDE
CIRCUIT IS SUBJECT TO CHANGE FOR IMPROVEMENT.
DESCRIPTION
2SC2240-BL
2SC2240-BL, KTC3200-BL
2SA949-Y
2SC2229-Y
2SC1815-GR, BL
!
<Note>
NC=No mount of parts.
BCDEFGH
TO NAAF-8523
SR
SBR
SBL
(BUS-BAR)
P6011B
TO NAAF-8523
SL
FL
R5000
1K
C5000
101K
R5040
D5000
MTZJ5.6B
DZ-5.6BSB
FR
R5001
1K
C5001
101K
R5041
D5001
MTZJ5.6B
DZ-5.6BSB
C5010
47/50
2.2K
C5011
47/50
2.2K
P5019
R5010
56K
R5011
56K
R5090
100K
-0.1V
R5020
330
-47.5V
R5100
100K
R5091
100K
-0.1V
R5021
330
-47.5V
R5101
100K
-0.65V
C5020
10/50
-0.65V
C5021
10/50
R5110
1K
C5030
NC
Q5000
R5111
1K
C5031
NC
Q5001
R5050
4.7K
Q5050
-48.1V
R5060
1.2K
R5070
NC
R5051
4.7K
Q5051
-48.1V
R5061
1.2K
R5071
NC
Q5010
Q5011
51.5V
R5080
470
51.5V
R5081
C5040
220/16
C5041
220/16
470
C5100
10/63
C5110
10/63
C5101
10/63
C5111
10/63
-51.7V
R5130
22K
-51.7V
R5131
22K
R5160
(1/4W)
100
52.0V
0V
100
52.0V
0V
C5080
040C
C5090
101K
-52.2V
R5161
(1/4W)
C5081
040C
C5091
101K
-52.2V
R5230
R5231
52.5V
1.1V
R5030
120K
-1.1V
R5170
100
(1/4W)
52.5V
1.1V
R5031
120K
-1.1V
Q5041
R5171
100
(1/4W)
Q5030
C5050
47/50
120K
Q5040
Q5031
C5051
47/50
120K
R5200
22K
R5201
22K
53.0V
R5180
10
(1/4W)
P6000A
NF
-B1
+B1
B+
B-
R5190
10
(1/4W)
-53.0V
53.0V
R5181
10
(1/4W)
P6001A
NF
-B1
+B1
B+
B-
R5191
10
(1/4W)
-53.0V
TO NAAF-8523
TO NAAF-8523
P5504A
L
C
R
SL
R5003
1K
C5003
101K
R5043
D5003
MTZJ5.6B
DZ-5.6BSB
SR
R5004
1K
C5004
101K
R5044 2.2K
D5004
MTZJ5.6B
DZ-5.6BSB
C5013
10/50
C5014
10/50
2.2K
R5013
56K
R5014
56K
R5093
100K
-0.1V
R5023
330
-47.5V
R5103
100K
R5094
100K
-0.1V
R5024
330
-47.5V
R5104
100K
R5113
1K
C5033
Q5003 Q5013
-0.65V
C5023
10/50
R5114
C5034
Q5004 Q5014
-0.65V
C5024
10/50
TO NAAF-8523
P5503A
E
R5203
NC
R5204
NC
53.0V
R5183
10
(1/4W)
P6003A
NF
-B1
+B1
B+
B-
R5193
10
(1/4W)
53.0V
R5184
10
(1/4W)
P6004A
NF
-B1
+B1
B+
B-
10
(1/4W)
-53.0V
TO NAAF-8523
-53.0V
TO NAAF-8523
R5194
R5163
100
(1/4W)
52.5V
C5083
040C
C5093
101K
(1/4W)
C5084
040C
C5094
101K
R5233
R5234
Q5033
1.1V
C5053
47/50
R5033
120K
-1.1V
Q5043
R5173
100
(1/4W)
52.5V
Q5034
1.1V
C5054
47/50
R5034
120K
-1.1V
Q5044
R5174
100
(1/4W)
120K
120K
52.0V
51.5V
NC
R5053
4.7K
Q5053
-48.1V
R5063
1.2K
R5073
NC
1K
NC
R5054
4.7K
Q5054
-48.1V
R5064
1.2K
R5074
NC
R5083
470
51.5V
R5084
470
C5043
220/16
C5044
220/16
C5103
10/63
C5113
10/63
-51.7V
C5104
10/63
C5114
10/63
R5133
18K
R5134
18K
-51.7V
0V
-52.2V
R5164
100
52.0V
0V
-52.2V
18K
18K
R5165
(1/4W)
100
52.0V
0V
100
52.0V
0V
C5085
040C
C5095
101K
-52.2V
R5166
(1/4W)
C5086
040C
C5096
101K
-52.2V
R5235
R5236
52.5V
Q5035
1.1V
C5055
47/50
R5035
120K
-1.1V
Q5045
R5175
100
(1/4W)
52.5V
Q5036
1.1V
C5056
47/50
R5036
120K
-1.1V
Q5046
R5176
100
(1/4W)
120K
120K
SBL
C5015
R5005
10/50
1K
R5045
D5005
MTZJ5.6B
DZ-5.6BSB
2.2K
R5015
56K
C5005
101K
4
SBR
C5016
R5006
10/50
1K
101K
R5016
56K
C5006
5
2.2K
R5046
D5006
MTZJ5.6B
DZ-5.6BSB
R5095
100K
-0.1V
R5025
330
-47.5V
R5105
100K
R5096
100K
-0.1V
R5026
330
-47.5V
R5106
100K
R5115
C5035
Q5005
-0.65V
C5025
10/50
R5116
1K
C5036
Q5006 Q5016
-0.65V
C5026
10/50
1K
51.5V
R5085
470
51.5V
R5086
470
C5045
220/16
C5046
220/16
C5105
10/63
C5115
10/63
-51.7V
C5106
10/63
C5116
10/63
-51.7V
R5135
R5136
NC
Q5015
R5055
4.7K
Q5055
-48.1V
R5065
1.2K
R5075
NC
NC
R5056
4.7K
Q5056
-48.1V
R5066
1.2K
R5076
NC
R5205
NC
R5206
NC
53.0V
R5185
10
(1/4W)
P6005A
NF
-B1
+B1
B+
B-
R5195
10
(1/4W)
-53.0V
53.0V
R5186
10
(1/4W)
JL6006A
NF
-B1
+B1
B+
B-
R5196
10
(1/4W)
-53.0V
TO NAAF-8523
TO NAAF-8523
C
R5002
1K
C5002
101K
R5042
D5002
MTZJ5.6B
DZ-5.6BSB
C5012
10/50
2.2K
R5012
56K
R5092
100K
-0.1V
R5022
330
-47.5V
R5102
100K
R5112
C5032
NC
Q5002 Q5012
-0.65V
C5022
10/50
1K
R5052
4.7K
Q5052
-48.1V
R5062
1.2K
R5072
NC
51.5V
C5102
10/63
C5042
220/16
R5132
C5112
10/63
R5082
470
-51.7V
U18
DRIVER AMPLIIER PC BOARD
18K
R5162
100
(1/4W)
52.5V
C5082
040C
C5092
101K
R5232
1.1V
R5032
120K
-1.1V
R5172
100
(1/4W)
Q5032
C5052
47/50
120K
Q5042
52.0V
0V
-52.2V
R5202
NC
53.0V
R5182
10
(1/4W)
P6002A
NF
-B1
+B1
B+
B-
(1/4W)
-53.0V
TO NAAF-8523
R5192
10
NAAF-8540
TX-SR503/503E/8350TX-SR503/503E/8350
A
SCHEMATIC DIAGRAMS-4
POWER AMPLIFIER SECTION-2
Refer to following table about the parts displayed by mark " ".
THE COMPONENTS IDENTIFIED BY MARK ARE CRITICAL FOR SAFETY
REPLACE ONLY WITH PART NUMBER SPECIFIED.
VOLTAGE (MEASURED WITH VOLTMETER) IS DC VOLTAGE.(NO INPUT SIGNAL).
ALL PNP TRANSISTORS ARE EQUIVALENT TO 2SA1015-GR UNLESS OTHERWISE NOTED.
ALL NPN TRANSISTORS ARE EQUIVALENT TO 2SC1815-GR UNLESS OTHERWISE NOTED.
ALL DIODES ARE EQUIVALENT TO 1SS133 UNLESS OTHERWISE NOTED.
ELECTROLYTIC CAPACITORS ( ) ARE IN uF/WV.
ALL CAPACITORS ARE IN pF/50WV UNLESS OTHERWISE NOTED.
EX) 030- 3pF 330- 33pF 331- 330pF 333- 0.033uF
ALL RESISTORS ARE IN OHMS 1/4WATTS UNLESS OTHERWISE NOTED.
3
THE THICK LINES ON PC BOARD ARE THE PRINTING SIDE OF THE PARTS.
EX) PRINTING SIDE
CIRCUIT IS SUBJECT TO CHANGE FOR IMPROVEMENT.
<Note>
NC=No mount of parts.
DESCRIPTION
2SC1740S-S
2SC1740S-S
2SC5171, KTD2061-Y
2SA1930, 2SA2140-Q, P
2SA1930, KTB1369-Y
2SC5198-O, R
KTC5242A-O, R, MN130S-Y, O, P
2SA1941-O, P
KTA1962A-O, R, MP130S-Y, O, P
2SC2240-GR, BL
KTA1268-BL, GR, 2SA992-E, F
2SA1123-R
KTC3199-GR, 2SC2458-GR,
2SC1740S-R, S
!
BCDEFGH
NAAF-8523
SL
P6003
NF
-B1
+B1
B+
B-
TO NAAF-8540
SR
P6004
NF
-B1
+B1
B+
B-
TO NAAF-8540
SBL
P6005
NF
-B1
+B1
B+
B-
TO NAAF-8540
U05
AMPLIFIER PC BOARD (2/2)
R6033
470
R6003
5.6K
R6013
3.9K
R6043
2K
R6053
3.3K
R6034
470
R6004
5.6K
R6014
3.9K
R6044
2K
R6054
3.3K
R6035
470
R6005
5.6K
R6015
3.9K
R6045
2K
R6055
3.3K
1.0V
IDLING
ADJ.
-0.4V
1.0V
IDLING
ADJ.
-0.4V
1.0V
IDLING
ADJ.
-0.4V
-0.3V
-53.0V
-0.3V
-53.0V
-0.3V
-53.0V
R6023 2.2
(1/4W)
1.1V
Q6013
Q6023
-1.1V
R6024 2.2
(1/4W)
1.1V
Q6014
-1.1V
R6025 2.2
(1/4W)
1.1V
Q6015
Q6025
-1.1V
Q6024
0.6V
-0.6V
0.6V
-0.6V
-0.6V
0.6V
Q6033
R6073
120
(1/4W)
C6043
47/50
Q6034
R6074
120
(1/4W)
C6044
47/50
Q6035
R6075
220
(1/4W)
C6045
47/50
R6083
(1/4W)
(1/4W)
Q6043
R6084
(1/4W)
(1/4W)
Q6044
R6085
(1/4W)
Q6045
0.22
R6093
0.22
0.22
R6104
0.22 X2
(2W)
R6094
0.22
0.22
R6095
0.22
(1/4W)
53.0V
0.6V
R6103
0.22 X2
(2W)
-0.6V
53.0V
0.6V
-0.6V
53.0V
0.6V
R6105
0.22 X2
(2W)
-0.6V
Q6053
P6083
Q6063
Q6054
Q6064
Q6055
P6085
Q6065
R6153
P6084
R6154
R6155
12K
12K
12K
R6143
22K
ID+
ID-
D6013
R6144
22K
ID+
ID-
D6014
R6145
22K
ID+
ID-
D6015
R6163
33K
C6053
R6193
220K
R6164
33K
C6054
R6194
220K
R6165
33K
C6055
R6195
220K
Q6073
D6003
R6173
D6004
R6174
D6005
R6175
47K
47K
47K
R6183
47K
NC
C6233
473J
R6233
8.2 (1W)
Q6074
R6184
47K
NC
R6234
8.2(1W)
C6234
473J
Q6075
R6185
47K
NC
R6235
8.2(1W)
C6235
473J
J011
J011A
4
TO NAAF-8540
P6011A
(BUS BAR)
J010
J010A
D6904, 6905 : D10XB60H
D6905
C6901
8200/63
C6902
8200/63
C6903
102J
D6902
D6901
P6906
D6904
!
F6901
10A /125V
C6905
C6904
334J 100V
334J 100V
C6907
C6906
104J
104J
RL6902
D6906
RL6901
!
F6902
10A /125V
C6920
NC
Q6901
R6902
1K
5
JL6951A
NC
NC
TO NAPS-8524
P997
P995
P996
JL6952A
TO NAPS-8524
R6173
47K
FL
P6000
NF
-B1
+B1
B+
B-
TO NAAF-8540
R6030
470
R6000
5.6K
R6010
3.9K
R6040
2K
R6050
3.3K
1.0V
IDLING
ADJ.
-0.4V
-0.3V
-53.0V
R6020 2.2
(1/4W)
1.1V
Q6010
-1.1V
Q6020
0.6V
-0.6V
Q6030
R6070
82
(1/4W)
C6040
47/50
R6080
(1/4W)
R6090
(1/4W)
Q6040
0.22
0.22
53.0V
0.6V
R6100
0.22
(2W)
-0.6V
R6160
P6080
R6150
12K
R6140
22K
ID+
ID-
33K
D6010
C6050
NC
R6190
220K
Q6070
R6230
8.2(1W)
R6180
47K
C6230
473J
D6000
R6170
47K
Q6050
X2
Q6060
R6901
10
(1/2W)
FR
P6001
NF
-B1
+B1
B+
B-
TO NAAF-8540
C
P6002
NF
-B1
+B1
B+
B-
TO NAAF-8540
R6031
470
R6001
5.6K
R6011
3.9K
R6041
2K
R6051
3.3K
R6032
470
R6002
5.6K
R6012
3.9K
R6042
2K
R6052
3.3K
1.0V
IDLING
ADJ.
-0.4V
1.0V
IDLING
ADJ.
-0.4V
-0.3V
-53.0V
-0.3V
-53.0V
R6021 2.2
(1/4W)
1.1V
Q6011
-1.1V
R6022 2.2
(1/4W)
1.1V
Q6012
Q6022
-1.1V
Q6021
0.6V
-0.6V
0.6V
-0.6V
R6071
82
(1/4W)
C6041
47/50
R6072
82
(1/4W)
C6042
47/50
R6701
22K
D6701
C6701
100/16
Q6031
(1/4W)
Q6041
Q6032
(1/4W)
Q6042
R6702
10K
R6708
33K
Q6701
R6081
0.22
(1/4W)
R6091
0.22
R6082
2.2
R6092
2.2
(1/4W)
53.0V
0.6V
R6101
0.22 X2
(2W)
-0.6V
53.0V
0.6V
R6102
0.22 X2
(2W)
-0.6V
C6703
223Z
Q6702
C6704
1/100
D6702
Q6051
P6081
Q6061
Q6052
P6082
Q6062
Q6703
R6704
47K
D6703
MTZJ5.1B
DZ5.1BSB
R6706
220K
R6151
12K
R6152
12K
C6706
100/16
R6141
22K
ID+
ID-
R6142
22K
ID+
ID-
R6161
33K
C6051
NC
R6191
220K
D6011
R6162
33K
C6052
NC
R6192
220K
D6012
D6704
MTZJ5.1B
DZ5.1BSB
Q6071
Q6072
5.6K
R6709
R6181
47K
C6231
473J
R6231
(1W)
8.2
R6182
47K
R6232
8.2(1W)
C6232
473J
33K
R6710
D6001
D6002
R6171
47K
R6172
47K
R6176
47K
473J
R6186
47K
R6751
390
(1/2W)
U08
R6236
(1W)
8.2
D6006
R6750
390
(1/2W)
NAETC-8526
C6236
THERMAL SENSOR
PC BOARD
Q6380
LM61CIZ
GOV
C6380
NC
JL6402B
JL6402A
HPDET
+24V
SEC1H
RLGND
MPUGND
THRM
JL6200A
+B1
-B1
E
SBRSP
IPRO
SBRSP
SBLSP
SRSP
SLSP
CSP
RSP
LSP
JL6600A
SRSPE
SLSPE
SBRSPE
SBLSPE
CSPE
RSPE
LSPE
RLGND
+24V
JL6603A
HPL
HPR
JL891B
THERMAL SENSOR
C6381
NC
5V
VOLH
PRO
TO NAETC-8525
TO NAETC
-8537
TO NAETC
-8537
TO NAETC
-8516
TO NAAF-8523 (1/2)
TX-SR503/503E/8350
A
SCHEMATIC DIAGRAMS-4
POWER AMPLIFIER SECTION-2
Refer to following table about the parts displayed by mark " ".
THE COMPONENTS IDENTIFIED BY MARK ARE CRITICAL FOR SAFETY
REPLACE ONLY WITH PART NUMBER SPECIFIED.
VOLTAGE (MEASURED WITH VOLTMETER) IS DC VOLTAGE.(NO INPUT SIGNAL).
ALL PNP TRANSISTORS ARE EQUIVALENT TO 2SA1015-GR UNLESS OTHERWISE NOTED.
ALL NPN TRANSISTORS ARE EQUIVALENT TO 2SC1815-GR UNLESS OTHERWISE NOTED.
ALL DIODES ARE EQUIVALENT TO 1SS133 UNLESS OTHERWISE NOTED.
ELECTROLYTIC CAPACITORS ( ) ARE IN uF/WV.
ALL CAPACITORS ARE IN pF/50WV UNLESS OTHERWISE NOTED.
EX) 030- 3pF 330- 33pF 331- 330pF 333- 0.033uF
ALL RESISTORS ARE IN OHMS 1/4WATTS UNLESS OTHERWISE NOTED.
3
THE THICK LINES ON PC BOARD ARE THE PRINTING SIDE OF THE PARTS.
EX) PRINTING SIDE
CIRCUIT IS SUBJECT TO CHANGE FOR IMPROVEMENT.
<Note>
NC=No mount of parts.
4
5
DESCRIPTION
2SC1740S-S
2SC1740S-S
2SC5171, KTD2061-Y
2SA1930, 2SA2140-Q, P
2SA1930, KTB1369-Y
2SC5198-O, R
KTC5242A-O, R, MN130S-Y, O, P
2SA1941-O, P
KTA1962A-O, R, MP130S-Y, O, P
2SC2240-GR, BL
KTA1268-BL, GR, 2SA992-E, F
2SA1123-R
KTC3199-GR, 2SC2458-GR,
2SC1740S-R, S
!
BCDEFGH
NAAF-8523
SL
TO NAAF-8540
SR
TO NAAF-8540
SBL
TO NAAF-8540
J011
J010
P6011A
(BUS BAR)
C6901
8200/63
C6902
8200/63
TO NAAF-8540
D6902
P6906
D6901
P6003
NF
-B1
+B1
B+
B-
P6004
NF
-B1
+B1
B+
B-
P6005
NF
-B1
+B1
B+
B-
J011A
J010A
D6904, 6905 : D10XB60H
D6905
C6903
102J
U05
AMPLIFIER PC BOARD (2/2)
R6033
470
R6003
5.6K
R6013
3.9K
R6043
2K
R6053
3.3K
R6034
470
R6004
5.6K
R6014
3.9K
R6044
2K
R6054
3.3K
R6035
470
R6005
5.6K
R6015
3.9K
R6045
2K
R6055
3.3K
D6904
!
JL6951A
NC
1.0V
IDLING
ADJ.
-0.4V
1.0V
IDLING
ADJ.
-0.4V
1.0V
IDLING
ADJ.
-0.4V
F6901
10A /125V
NC
-0.3V
-53.0V
-0.3V
-53.0V
-0.3V
-53.0V
C6905
C6904
R6023 2.2
(1/4W)
1.1V
Q6013
Q6023
-1.1V
R6024 2.2
(1/4W)
1.1V
Q6014
-1.1V
R6025 2.2
(1/4W)
1.1V
Q6015
Q6025
-1.1V
C6907
334J 100V
C6906
334J 100V
Q6024
Q6033
R6083
0.22
(1/4W)
0.6V
R6073
120
R6103
(1/4W)
0.22 X2
-0.6V
C6043
47/50
-0.6V
R6093
0.22
(1/4W)
Q6043
Q6034
R6084
0.22
(1/4W)
0.6V
R6074
120
R6104
(1/4W)
0.22 X2
(2W)
-0.6V
C6044
47/50
-0.6V
R6094
0.22
(1/4W)
Q6044
Q6035
R6085
0.22
(1/4W)
0.6V
R6075
220
R6105
(1/4W)
0.22 X2
(2W)
-0.6V
C6045
47/50
-0.6V
R6095
0.22
(1/4W)
Q6045
RL6902
104J
D6906
104J
RL6901
P997
P995
P996
TO NAPS-8524
53.0V
0.6V
(2W)
53.0V
0.6V
53.0V
0.6V
Q6053
Q6063
Q6054
Q6064
Q6055
Q6065
!
F6902
10A /125V
P6085
R6163
33K
R6143
22K
P6083
ID+
ID-
R6153
12K
C6053
NC
R6193
220K
D6013
R6164
33K
R6144
22K
P6084
ID+
ID-
R6154
12K
C6054
NC
R6194
220K
D6014
R6165
33K
R6145
22K
ID+
ID-
R6155
12K
C6055
NC
R6195
220K
D6015
TO NAPS-8524
Q6073
R6183
C6233
473J
R6233
8.2 (1W)
Q6074
R6184
R6234
8.2(1W)
C6234
473J
Q6075
R6185
R6235
8.2(1W)
C6235
473J
C6920
NC
JL6952A
47K
47K
47K
D6003
D6004
D6005
R6902
1K
Q6901
R6174
47K
R6175
47K
R6173
47K
R6901
10
(1/2W)
FL
P6000
NF
-B1
+B1
B+
B-
TO NAAF-8540
FR
P6001
NF
-B1
+B1
B+
B-
TO NAAF-8540
C
P6002
NF
-B1
+B1
B+
B-
TO NAAF-8540
R6030
470
R6000
5.6K
R6010
3.9K
R6040
2K
R6050
3.3K
R6031
470
R6001
5.6K
R6011
3.9K
R6041
2K
R6051
3.3K
R6032
470
R6002
5.6K
R6012
3.9K
R6042
2K
R6052
3.3K
1.0V
IDLING
ADJ.
-0.4V
1.0V
IDLING
ADJ.
-0.4V
1.0V
IDLING
ADJ.
-0.4V
-0.3V
-53.0V
-0.3V
-53.0V
-0.3V
-53.0V
R6020 2.2
(1/4W)
1.1V
Q6010
Q6020
-1.1V
R6021 2.2
(1/4W)
1.1V
Q6011
Q6021
-1.1V
R6022 2.2
(1/4W)
1.1V
Q6012
Q6022
-1.1V
0.6V
-0.6V
0.6V
-0.6V
0.6V
-0.6V
R6070
82
(1/4W)
C6040
47/50
R6071
82
(1/4W)
C6041
47/50
R6072
82
(1/4W)
C6042
47/50
R6701
22K
D6701
C6701
100/16
Q6030
Q6040
Q6031
Q6041
Q6032
Q6042
R6702
10K
R6708
33K
Q6701
R6080
0.22
(1/4W)
R6090
0.22
(1/4W)
R6081
0.22
(1/4W)
R6091
0.22
(1/4W)
R6082
2.2
(1/4W)
R6092
2.2
(1/4W)
53.0V
0.6V
R6100
0.22
(2W)
-0.6V
53.0V
0.6V
R6101
0.22 X2
(2W)
-0.6V
53.0V
0.6V
R6102
0.22 X2
(2W)
-0.6V
C6703
223Z
Q6702
C6704
1/100
D6702
X2
Q6050
P6080
Q6060
Q6051
P6081
Q6061
Q6052
P6082
Q6062
Q6703
R6704
47K
D6703
MTZJ5.1B
DZ5.1BSB
R6706
220K
R6150
12K
R6151
12K
R6152
12K
C6706
100/16
R6140
22K
ID+
ID-
D6010
R6141
22K
ID+
ID-
R6142
22K
ID+
ID-
R6160
33K
C6050
NC
R6190
220K
R6161
33K
C6051
NC
R6191
220K
D6011
R6162
33K
C6052
NC
R6192
220K
D6012
D6704
MTZJ5.1B
DZ5.1BSB
Q6070
Q6071
Q6072
5.6K
R6709
R6180
47K
R6230
8.2(1W)
C6230
473J
R6181
47K
C6231
473J
R6231
(1W)
8.2
R6182
47K
R6232
8.2(1W)
C6232
473J
R6710
D6000
D6001
D6002
33K
R6171
47K
R6172
47K
R6170
47K
R6176
47K
473J
R6186
47K
R6751
390
(1/2W)
U08
R6236
(1W)
8.2
D6006
R6750
390
(1/2W)
NAETC-8526
C6236
THERMAL SENSOR
PC BOARD
Q6380
LM61CIZ
GOV
C6380
NC
JL6402B
JL6402A
HPDET
+24V
SEC1H
RLGND
MPUGND
THRM
JL6200A
+B1
-B1
E
SBRSP
IPRO
SBRSP
SBLSP
SRSP
SLSP
CSP
RSP
LSP
JL6600A
SRSPE
SLSPE
SBRSPE
SBLSPE
CSPE
RSPE
LSPE
RLGND
+24V
JL6603A
HPL
HPR
JL891B
THERMAL SENSOR
C6381
NC
5V
VOLH
PRO
TO NAETC-8525
TO NAETC
-8537
TO NAETC
-8537
TO NAETC
-8516
TO NAAF-8523 (1/2)
TX-SR503/503E/8350
A
SCHEMATIC DIAGRAMS-5
SPEAKER TERMINAL SECTION
NAETC-8538
1
<Note>
NC=No mount of parts.
Refer to following table about the parts
2
displayed by mark " ".
CIRCUIT NO.
DESTINATION
MDD, MDC
Except MDD, MDC
3
4
U16
CENTER SPEAKER
TERMINAL PC BOARD
C6640 6648
C6650 6658
NO
NO
YESYES
TO NAVD-8539
BCD
Except
L6602 S1.3C
MDD, MDC
R6602 22
CSP
CSRLD
R6612 22
MDD, MDC
J6603
JL6602A
JL6602B
CSPE
RL6600
C6600
103J
D6603
RL6603
C6605 103Z
RL6605
C6607
103Z
RL6607
D6600
C6603
D6605
D6607
103Z
RL6602
C6602
103J
+24VR
Except MDD, MDC
L6600 S1.3C
R6600 22
R6610 22
MDD, MDC
J6600
Except MDD, MDC
L6601 S1.3C
R6601 22
R6611 22
MDD, MDC
J6604
Except MDD, MDC
Except MDD, MDC
JL6600B
LSP
RSP
CSPLSPE
SLSPRSPE
SRSPCSPE
SBLSPSLSPE
SBRSPSRSPE
TO NAAF-8523
Except MDD, MDC
JL2006B
RLGND
Z2RLD
SBRLD
CSRLD
FRLD
L6603
S1.3C
R6603 22
R6613 22
MDD, MDC
J6619
L6604S1.3C
R6604 22
R6614 22
MDD, MDC
J6620
Except MDD, MDC
L6605
S1.3C
R6605 22
R6615 22
MDD, MDC
J6626
L6606 S1.3C
R6606 22
R6616 22
MDD, MDC
J6625
CENTER SPEAKER
P6602
103J
C6642
U15
NAETC-8537
SPEAKER TERMINAL
PC BOARD
C6640 103J
C6641 103J
FRONT SPEAKERS
L
R
SURROUND SPEAKERS
L
R
P6600
C6643 103J
C6644 103J
C6645 103J
C6646 103J
SURROUND BACK
SPEAKERS
L
R
FRONT SPEAKERS B
L
R
C6647 103J
C6648 103J
R6690 10
(1/2W)
P6605
P6607
C6652
102J
C6655
102J
C6656
102J
C6657
102J
C6658
102J
C6650
102J
C6651
102J
C6653
102J
C6654
102J
SBLSPE
SBRSPE
RLGND
+24V
JL6603B
TO NAAF-8523
Refer to following table about the parts
displayed by mark " ".
THE COMPONENTS IDENTIFIED BY MARK ARE CRITICAL FOR SAFETY
REPLACE ONLY WITH PART NUMBER SPECIFIED.
VOLTAGE (MEASURED WITH VOLTMETER) IS DC VOLTAGE.(NO INPUT SIGNAL).
ALL PNP TRANSISTORS ARE EQUIVALENT TO 2SA1015-GR UNLESS OTHERWISE NOTED.
ALL NPN TRANSISTORS ARE EQUIVALENT TO 2SC1815-GR UNLESS OTHERWISE NOTED.
ALL DIODES ARE EQUIVALENT TO 1SS133 UNLESS OTHERWISE NOTED.
ELECTROLYTIC CAPACITORS ( ) ARE IN uF/WV.
ALL CAPACITORS ARE IN pF/50WV UNLESS OTHERWISE NOTED.
EX) 030- 3pF 330- 33pF 331- 330pF 333- 0.033uF
ALL RESISTORS ARE IN OHMS 1/4WATTS UNLESS OTHERWISE NOTED.
THE THICK LINES ON PC BOARD ARE THE PRINTING SIDE OF THE PARTS.
EX) PRINTING SIDE
CIRCUIT IS SUBJECT TO CHANGE FOR IMPROVEMENT.
<Note>
NC=No mount of parts.
P912
!
T901
NPT-1516P
!
Refer to following table about the parts displayed by mark " ".
THE COMPONENTS IDENTIFIED BY MARK ARE CRITICAL FOR SAFETY
REPLACE ONLY WITH PART NUMBER SPECIFIED.
VOLTAGE (MEASURED WITH VOLTMETER) IS DC VOLTAGE.(NO INPUT SIGNAL).
ALL PNP TRANSISTORS ARE EQUIVALENT TO 2SA1015-GR UNLESS OTHERWISE NOTED.
ALL NPN TRANSISTORS ARE EQUIVALENT TO 2SC1815-GR UNLESS OTHERWISE NOTED.
ALL DIODES ARE EQUIVALENT TO 1SS133 UNLESS OTHERWISE NOTED.
!
T901
NPT-1516P
!
P912
!
T901
NPT-1516G
!
P912
!
T901
NPT-1516G
!
P912
!
Refer to following table about the parts displayed by mark " ".
ELECTROLYTIC CAPACITORS ( ) ARE IN uF/WV.
ALL CAPACITORS ARE IN pF/50WV UNLESS OTHERWISE NOTED.
EX) 030- 3pF 330- 33pF 331- 330pF 333- 0.033uF
ALL RESISTORS ARE IN OHMS 1/4WATTS UNLESS OTHERWISE NOTED.
THE THICK LINES ON PC BOARD ARE THE PRINTING SIDE OF THE PARTS.
EX) PRINTING SIDE
CIRCUIT IS SUBJECT TO CHANGE FOR IMPROVEMENT.
Refer to following table about the
parts displayed by mark " ".
DESTINATION
MDD, MDC
Except MDD, MDC
R833
560
S804
S808
SPEAKERS A
CIRCUIT NO.
S809
NC
R834
820
Q824, D824,
R825, 826
NO
YES
S805
NC
R835
1.2K
NC
SWITCH PC BOARD
S802
NO
YES
R836
2.2K
S806
S807
STANDBY/ON
GNDTACT
+BLED
LEDPURE
LEDZONE2
GNDLED
KEY0_2
KEYINT0
JL831B
JL832B
+BLED
NC
7
LEDPURE
6
LEDZONE2
5
4
KEY0_2
3
2
KEYINT0
1
JL831A
3
2
1
JL832A
NC
7
6
5
4
3
2
1
3
2
1
NC
Q823
NC
D823
NC
NC
R823
NC
R824
R831
330
LEDVOL
NOTE
THE COMPONENTS IDENTIFIED BY MARK ARE CRITICAL FOR SAFETY
REPLACE ONLY WITH PART NUMBER SPECIFIED.
VOLTAGE (MEASURED WITH VOLTMETER) IS DC VOLTAGE.(NO INPUT SIGNAL).
ALL PNP TRANSISTORS ARE EQUIVALENT TO 2SA1015-GR UNLESS OTHERWISE NOTED.
ALL NPN TRANSISTORS ARE EQUIVALENT TO 2SC1815-GR UNLESS OTHERWISE NOTED.
ALL DIODES ARE EQUIVALENT TO 1SS133 UNLESS OTHERWISE NOTED.
ELECTROLYTIC CAPACITORS ( ) ARE IN uF/WV.
ALL CAPACITORS ARE IN pF/50WV UNLESS OTHERWISE NOTED.
EX) 030- 3pF 330- 33pF 331- 330pF 333- 0.033uF
ALL RESISTORS ARE IN OHMS 1/4WATTS UNLESS OTHERWISE NOTED.
5
THE THICK LINES ON PC BOARD ARE THE PRINTING SIDE OF THE PARTS.
EX) PRINTING SIDE
CIRCUIT IS SUBJECT TO CHANGE FOR IMPROVEMENT.
THE COMPONENTS IDENTIFIED BY MARK ARE CRITICAL FOR SAFETY
REPLACE ONLY WITH PART NUMBER SPECIFIED.
VOLTAGE (MEASURED WITH VOLTMETER) IS DC VOLTAGE.(NO INPUT SIGNAL).
ALL PNP TRANSISTORS ARE EQUIVALENT TO 2SA1015-GR UNLESS OTHERWISE NOTED.
ALL NPN TRANSISTORS ARE EQUIVALENT TO 2SC1815-GR UNLESS OTHERWISE NOTED.
ALL DIODES ARE EQUIVALENT TO 1SS133 UNLESS OTHERWISE NOTED.
ELECTROLYTIC CAPACITORS ( ) ARE IN uF/WV.
ALL CAPACITORS ARE IN pF/50WV UNLESS OTHERWISE NOTED.
EX) 030- 3pF 330- 33pF 331- 330pF 333- 0.033uF
ALL RESISTORS ARE IN OHMS 1/4WATTS UNLESS OTHERWISE NOTED.
5
THE THICK LINES ON PC BOARD ARE THE PRINTING SIDE OF THE PARTS.
EX) PRINTING SIDE
CIRCUIT IS SUBJECT TO CHANGE FOR IMPROVEMENT.
<Note>
NC=No mount of parts.
!
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