Pioneer VSX 108 Support Question
Pioneer VSX 108 Support Question
Find answers below for this question about Pioneer VSX 108 - AV Receiver.Need a Pioneer VSX 108 manual? We have 1 online manual for this item!
Question posted by ashlyb31 on February 15th, 2013
Displaying Dc Out
my pioneer vsx-108 is displaying dc out and wont do anything else
Current Answers
Related Pioneer VSX 108 Manual Pages
Service Manual - Page 1
... ELECTRONIC (EUROPE) N.V. IZE OCT. 1999 Printed in Japan Type
Model VSX-108
Power Requirement
Remarks
KUXCN
AC120V
CONTENTS
1. PANEL FACILITIES AND SPECIFICATIONS ....... 35
PIONEER CORPORATION 4-1, Meguro 1-chome, Meguro-ku, Tokyo 153-8654, Japan
PIONEER ELECTRONICS SERVICE, INC. AUDIO MULTI - CHANNEL RECEIVER
VSX-108
ORDER NO. EXPLODED VIEWS AND PARTS LIST 3 3. BLOCK DIAGRAM...
Service Manual - Page 2
VSX-108
1. Improperly performed repairs can be above 0.5mA
tester
Test all exposed metal parts of the appliance directly into a 120V AC 60Hz outlet and turn the AC power switch on the parts list in this product properly and safely, you are identified by connecting a leakage current tester such as the PIONEER...obtained at a nominal charge from PIONEER.
These are often not evident ...
Service Manual - Page 3
... found on the product are used for disassembly.
2.1 PACKING
11 2
9 1
3
13 8 10
4
5
6
12
• PACKING PARTS LIST
Mark No. Bag (10 × 15) 10 Poly.
VSX-108
2. Therefore, when replacing, be sure to mark on some component parts indicates the importance of the safety factor of identical designation.
• Screws adjacent to...
Service Manual - Page 5
...AC I/P PCB (Circuit Parts Assy)
6 PW SW PCB (Circuit Parts Assy)
AZW7259 AZW7259 AZW7259
NSP
7 DISPLAY PCB (Circuit Parts Assy)
8 9 AC Cord Stopper 10 Display Lens
AZW7259
13000000001S 11701080101S
11 Volume Knob 12 Front Panel 13 Front Cabinet 14 Power Button 15 Function Button
... : 4A/250V) 32 Metal Washer 33 PCB Mounting Bracket 34 Heatsink Mounting Bracket
05005020402S
VSX-108
5
Service Manual - Page 6
1
2
3
4
VSX-108
3. MONO
- IND EO AM SIG.
AM SD ST. GND AM/FM IF
12
10 9 8 7 6 5 4 3 2 1
...REMOTE 3
13
DC/O
13
6
IC702 00202879-040 (BU2879AK) FL Driver IC
CN707
1
2
3
4
Q703, Q704
5
6
+5V
7
AC3.8V AC3.8V
-25V +5V GND SR GND
CN7
1 2 3 4 5 6 7
B MAIN PCB B 1/2, B 2/2
V1 FL TUBE 04991693-001
1
2
CONTROL OUT
IC703
06104421-000
D
IR Receiver
G DISPLAY PCB
6
1...
Service Manual - Page 7
...
3M3
D
AC POWER CORD 02360040009S
DEF 7
5
6
7
8 REPLACE WITH SAME TYPE AND RATINGS ONLY.
: AUDIO SIGNAL ROUTE
IC204 STK407-070 2ch AF Power Amp.
Q803 REG.
5
6
7
8
VSX-108
Note : When ordering service parts, be sure to refer to "EXPLODED VIEWS and PARTS LIST" or "PCB PARTS LIST". A
• NOTE FOR FUSE REPLACEMENT
CAUTION...
Service Manual - Page 10
1
2
VSX-108
3.3 MAIN PCB (1/2)
A JACK4
JACK3
JACK2 IN
B
3
4
B 1/2 MAIN PCB
A CN102
CN201
T
IC203 00262419-010
(M62419)
VCR
T
OUT JACK1
C
05208000-000
IC201
00201041-040
S
(LV1041M)
C
D
10 B 1/2
1
2
3
4
Service Manual - Page 11
B 1/2 11
5
6
7
8
5
G CN702
CN6
6
B 2/2
7
8
VSX-108
CN7
G CN707
Q213 00310536-046
C CN14A
A
Q212
00310536-046
R L GND L-SP R-ST SP-OFF
CN14
S
S C
C
Q203 00302576-040
Q204 00303576-040
IC204 STK407-070
L201 ...
Service Manual - Page 12
B
B 1/2
C
D
12 B 2/2
1
2
3
4
1
2
3
4
VSX-108
3.4 MAIN (2/2) and PHONE PCBS
A
B 2/2 MAIN PCB
: The power supply is shown with the marked box.
Service Manual - Page 15
5
6
7
DISPLAY PCB
SW1 : MPX MODE SW2 : MEMORY SW3 : LEVEL SW4 : TEST MODE SW5 : CENTER/REAR SW10 : (DOLBY PRO LOGIC) SW11 : SFC MODE SW12 : LEVEL ... LOUDNESS SW19 : STATION + SW20 : TUNING + SW21 : FM SW22 : BASS +
SW23 : TREBLE + SW26 : STATION SW27 : TUNING SW29 : BASS SW30 : TREBLE SW31 : BALANCE L SW32 : BALANCE R
8
VSX-108
A
B 1/2
CN7
B 1/2
CN6
B
A CN701A
A CN708A
C
D
G 15
5
6
7
8
Service Manual - Page 17
... check with resistor
DGS
D G SD G S
Field effect transistor
A TUNER PCB
Resistor array
3-terminal
regulator
Q102
B
3.
View point of PCB and schematic diagrams is shown below. 1
2
3
4
VSX-108
4.
Service Manual - Page 18
1
2
3
4
VSX-108
4.2 MAIN and PHONE PCBS
B MAIN PCB
A
Q212 Q213
Q209 Q211 IC208
Q203 Q204 IC203
IC204
B
Q205 Q206
IC201
Q201 Q202
IC205
C
IC202
Q208 Q207
Q402 Q401
Q801 Q804
D
B 18 1
J7 J5 J6
D
D CN207A
2
3
4
Service Manual - Page 21
Q711-Q713
Q714
IC701
Q702 Q701
5
6
7
C
A
CN708A
A
CN701A D
G 21
8 SW29
TRE - 5
6
7
8
VSX-108
A
08 07
B
B CN7 B CN6
AC1.9V AC1.9V -25V +5V GND SR OUT GND J718 DATA CLK E1 DATA CLK E2 DGND MUTE OVER SP-OFF RELAY 2-CH DC/O
725 C713
D704
SW15
J709 J710 J711
J755
CN706 C726
C741
J745...
Service Manual - Page 22
... 1SS133 MTZJ10C
Mark
No. Therefore, when replacing, be sure to use parts of the part.
VSX-108
Mark No.
BPF GFWB3
01710205-100 02800450-000 02810700-009 02810700-025 02876108-002
TRANSFORMERS
T102 T101... PARTS ASSY TUNER PCB MAIN PCB PHONE PCB AC O/P PCB AC I/P PCB PW SW PCB DISPLAY PCB
Part No. Description
Part No. MTZJ13B MTZJ4.7B MTZJ6.8B SVC201SPA
SWITCHES AND RELAYS
S1,...
Service Manual - Page 24
VSX-108
6. ADJUSTMENT
6.1 TUNER SECTION
6.1.1 AM IF ADJUSTMENT
Fig.1
6.1.2 FM IF ADJUSTMENT
Fig.2
6.1.3 TUNING FREQUENCY RANGE ADJUSTMENTS
(FM, AM) DC Voltmeter.........Connect to TP1 and GND
Fig.3
24
Service Manual - Page 28
VSX-108
00201041-040 (LV1041M) (MAIN PCB : IC201)
• Dolby Pro-Logic Decoder IC
• Block Diagram
R-BPF3 DCCUT1 L-R&#...REF 20 R-OUT 21 R-NF 22
A SW7 L
B A SW8
R B
S
NF-SW
A SW9A SW10
B
S
B
20kΩ
SW12 A B
A SW11 S
B
STRIM VOLUME
A DC-CUT
D
A
BA
B
SW13 SW14
S
R
L
R L
B-NR B
OUT-FILTER C
IN-FILTER S-RAM
A SW15
B
ADM-CONT. ADM
52 ENABLE 51 DATA 50 CLK 49 ENABLE2 48 ...
Service Manual - Page 31
00272358-040 (LC72358N) (DISPLAY PCB : IC701)
• 1-Chip PLL Controller IC
• Block Diagram
VSX-108
XOUT TEST1 ED1 ED2 VSS FMIN AMIN VDD SUBPD ED3 HCTR LCTR SNS HOLD PH0/ADI0 PH1/ADI1
XIN TEST2 SI0/PG3 SO0/PG2 SCK0/...
Service Manual - Page 32
...1-4
SW1 - K4
4
KEY Data
Latch (4 × 6)
16 bit Latch 16 bit × 15 word Display Data RAM
Control Logic
Grid
Driver
10
G10 - Name I/O
11 15 - 25 S1 -S11
Function
1 SW1 2...- 13
K1 -
VSX-108
00202879-040 (BU2879AK) (DISPLAY PCB : IC702)
• FL Driver IC for grid Output is P ch open-drain and pull-down resistor
I Power supply pin 1 Connect to system power
O Output for...
Service Manual - Page 35
...center or rear level 4 CENTER/REAR button Use to select the Level Control. 5 REMOTE SENSOR 6 DISPLAY 7 LED INDICATOR "DOLBY PRO LOGIC", SFC, LOUDNESS 8 STEREO button Use to adjust volume balance....sound is low to switch the auto stereo/monaural mode for receiving FM broadcasts. PANEL FACILITIES AND SPECIFICATIONS
8.1 PANEL FACILITIES
Front Panel
VSX-108
1 POWER ON/OFF button 2 TEST TONE ON/OFF ...
Service Manual - Page 37
... line
Rear right speaker
Rear left speaker
- Orange line
+- Green line
37 TUNED: Lights when broadcasts are received during auto stereo mode.
2 CHARACTER display
When use packed speaker system
Front right speaker
Subwoofer
Front left speaker
+- Display
VSX-108
SP A DIRECT LOUDNESS PRO LOGIC VIRTUAL DSP TAPE 2
MONO TUNED STEREO
1 TUNER indicator MONO: Lights when the...
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