ORDER NO.
RRV2479
STEREO POWER AMPLIFIER
M-L11
THIS MANUAL IS APPLICABLE TO THE FOLLOWING MODEL(S) AND TYPE(S).
Type |
Model |
Power Requirement |
Remarks |
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M-L11 |
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MYXJ |
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AC220–230V |
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NVXJ |
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AC230V |
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¶This product is a system(s) component.
This product does not function properly independently ; to avoid malfunctions, be sure to connect it to the prescribed system component(s), otherwise damage may result.
¶Please connect it to the STEREO CD TUNER XC-L11, for adjustment and operation inspection.
Component |
Model |
Service manual |
Remarks |
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STEREO CD TUNER |
XC-L11 |
RRV2470 |
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STEREO POWER AMPLIFIER |
M-L11 |
RRV2479 |
This manual. |
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SPEAKER SYSTEM |
S-L11-Q-LRW |
S-L11-S-LRW |
RRV2483, RRV2484 |
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STEREO CASSETTE DECK |
CT-L11 |
RRV2471 |
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MINIDISC RECORDER |
MJ-L11 |
RRV2472 |
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CONTENTS |
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1. SAFETY INFORMATION .................................... |
2 |
2. EXPLODED VIEWS AND PARTS LIST ............. |
3 |
3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM |
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......................................................... |
8 |
4. PCB CONNECTION DIAGRAM ....................... |
14 |
5. PCB PARTS LIST ............................................. |
20 |
6. ADJUSTMENT .................................................. |
22 |
7. GENERAL INFORMATION .............................. |
23 |
7.1 DIAGNOSIS ................................................ |
23 |
7.1.1 DISASSEMBLY ................................. |
23 |
7.1.2 SINGLE OPERATION METHOD ...... |
24 |
8. PANEL FACILITIES AND SPECIFICATIONS |
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.................................................................... |
26 |
PIONEER CORPORATION 4-1, Meguro 1-chome, Meguro-ku, Tokyo 153-8654, Japan
PIONEER ELECTRONICS SERVICE, INC. P.O. Box 1760, Long Beach, CA 90801-1760, U.S.A.
PIONEER EUROPE NV Haven 1087, Keetberglaan 1, 9120 Melsele, Belgium
PIONEER ELECTRONICS ASIACENTRE PTE. LTD. 253 Alexandra Road, #04-01, Singapore 159936
PIONEER CORPORATION 2001
T–ZZK JULY 2001 Printed in Japan
M-L11
1. SAFETY INFORMATION
LITHIUM BATTERY NOTICE
WARNING!
Lithium batteries. Danger of explosion. Replacement must be done by qualified personnel and only by following the instructions given in the service manual.
This warning is stated on the product or in the operating instructions. When replacing the lithium batteries, follow the note below. Dispose of the used battery promptly. Keep away from children. Do not disassemble and do not dispose of in fire.
The battery used in this device may present a fire or chemical hazard if mistreated. Do not recharge, disassemble, heat above 100 ˚C or incinerate. Replace only with the same Part Number. Use of another battery may present a risk of fire or explosion.
Note: The lithium battery installation position is shown in the exploded views.
ADVARSEL!
Lithiumbatteri − Eksplosionsfare ved fejlagtig håndtering. Udskiftning må kun ske med batteri af samme fabrikat og type. Levér det brugte batteri tilbage til leverandø ren.
Denne advarsel or angivet på produktet eller i brugsvejledningen. Ved udskiftning af lithium batterierne følges nedenstående anveisning.
Batterierne må kun udskiftes med batterier af samme type og mærke.
2
M-L11
2. EXPLODED VIEWS AND PARTS LIST
NOTES : 
Parts marked by “ NSP ” are generally unavailable because they are not in our Master Spare Parts List.
The 
mark found on some component parts indicates the importance of the safety factor of the part. Therefore, when replacing, be sure to use parts of identical designation.
Screw adjacent to 
mark on the product are used for disassembly.
2.1 PACKING |
3 (MYXJ type) 3 (NVXJ type) |
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13 |
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14 |
13 |
4 |
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10 |
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8 |
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14 |
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11 |
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6 |
16(2/2) |
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1 |
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16(1/2) |
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7 |
15 19 |
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17 |
(MYXJ only) |
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20 (MYXJ only)
21 (MYXJ only)
FRONT
12
5
9
2
18
(1) PACKING PARTS LIST
Mark |
No. |
Description |
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Part No. |
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Mark |
No. |
Description |
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Part No. |
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1 |
System Cable (20P) |
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ADE7057 |
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11 |
Battery Lid |
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AZN7834 |
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2 |
Display cable (10P) |
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ADE7077 |
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NSP |
12 |
Lithium Battery (CR2025) |
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VEM1009 |
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3 |
AC Power Cord |
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See Contrast table (2) |
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13 |
Vinyl Bag (115 × 270 × 0.05) |
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Z21–013 |
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4 |
Fuse (T5A) |
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See Contrast table (2) |
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NSP |
14 |
Polyethylene Bag |
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Z21–038 |
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5 |
FM Wire Antenna |
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ADH7005 |
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(0.03 × 230 × 340) |
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6 |
Operating Instructions |
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ARE7277 |
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15 |
Front Pad A |
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AHA7368 |
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(English/French) |
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16 |
Rear Pad A |
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AHA7369 |
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7 |
Operating Instructions |
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See Contrast table (2) |
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17 |
Spacer AMP |
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AHB7058 |
NSP |
8 |
Warranty Card |
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ARY7022 |
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18 |
Packing Case |
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See Contrast table (2) |
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9 |
Loop Antenna |
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ATB7009 |
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19 |
Sheet |
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Z23–026 |
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10 |
Remote control Unit |
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AXD7306 |
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20 |
Operating Instructions |
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See Contrast table (2) |
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21 |
Operating Instructions |
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See Contrast table (2) |
(2) CONTRAST TABLE
MYXJ type and NVXJ type are constructed the same except for the following:
Mark |
No. |
Symbol and Description |
Part No. |
Remarks |
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MYXJ type |
NVXJ type |
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3 |
AC Power Cord |
ADG1154 |
ADG1156 |
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4 |
Fuse (T5A) |
Not used |
AEK7001 |
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7 |
Operating Instructions (Spanish/Dutch) |
ARC7337 |
Not used |
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18 |
Packing Case |
AHD8002 |
AHD8001 |
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20 |
Operating Instructions (German/Italian) |
ARC7375 |
Not used |
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21 |
Operating Instructions (Swedish/Portuguese) |
ARC7376 |
Not used |
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3
M-L11
2.2 EXTERIOR
30 |
29 |
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27
30
30
30
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33 |
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30 |
21 |
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8 |
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18 |
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A |
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1 |
A |
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A |
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16 |
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B |
20 |
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2 |
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21 |
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24 |
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17 |
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7 |
19 |
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32 |
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32 3 
C |
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5 |
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31 |
F |
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Holder Unit |
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25 |
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26 |
22 |
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12 |
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31 |
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E |
15 |
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31 |
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11 |
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6 |
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30 |
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14 |
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14 |
30 |
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Note: when you order the bonnet (No.27), please order Caution Label (No.29) too and paste it to the bonnet.
16
H
16
4
30
B 
Refer to "2.3 HEAT SINK ASSY".
31
31 13
31
30
31
10
9
B
23
30
15
28
4
M-L11
(1) EXTERIOR SECTION PARTS LIST
Mark |
No. |
Description |
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Part No. |
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Mark |
No. |
Description |
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Part No. |
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1 |
AC IN Assy |
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AWU7556 |
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21 |
Nylon Rivet |
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AEC7315 |
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2 |
PRIMARY Assy |
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AWU7557 |
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22 |
Disc Guard |
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PNM1245 |
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3 |
SECONDRY Assy |
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AWU7558 |
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23 |
Foot (Rubber) |
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REC-434 |
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4 |
COMPLEX Assy |
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AWU7559 |
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NSP |
24 |
Card Spacer |
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REC1156 |
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5 |
LED Assy |
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AWU7562 |
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25 |
Front Panel |
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AMB7702 |
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6 |
HP Assy |
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AWU7563 |
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26 |
LED Lens |
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PNW2019 |
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7 |
Power Transformer (T1) |
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ATS7278 |
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27 |
Bonnet |
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AZN7837 |
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8 |
Fuse (FU1) (T2AL250V) |
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REK1025 |
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NSP |
28 |
Label |
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See Contrast table (2) |
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NSP |
9 |
Chassis |
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ANA7110 |
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29 |
Caution Label |
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ARW7146 |
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10 |
Rear Panel |
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ANC8029 |
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30 |
Screw |
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BBZ30P080FNI |
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11 |
Erath Plate |
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ANG7331 |
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31 |
Screw |
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BPZ30P100FZK |
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12 |
Lens Bracket |
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AAK7766 |
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32 |
Screw |
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FBT40P060FCC |
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13 |
Rear Mold |
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AAX7803 |
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33 |
Spacer |
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AEB7224 |
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14 |
Leg |
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AEB7090 |
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15 |
PCB Holder |
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AEC7057 |
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NSP |
16 |
PCB Spacer (3× 6) |
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AEC7156 |
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17 |
Bottom Barrier |
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AEC7283 |
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18 |
Side Barrier |
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AEC7285 |
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NSP |
19 |
PCB Spacer |
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AEC7289 |
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20 |
Sub Barrier |
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AEC7312 |
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(2) CONTRAST TABLE
MYXJ type and NVXJ type are constructed the same except for the following:
Mark |
No. |
Symbol and Description |
Part No. |
Remarks |
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MYXJ type |
NVXJ type |
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NSP |
28 |
Label |
ARW7134 |
ARW7133 |
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5
M-L11
2.3 HEAT SINK ASSY
10 |
10 |
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5 |
5 |
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9
1
8
7
G
9 |
9 |
6
D 2
12
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6 |
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8 |
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4 |
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9 |
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3 |
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12 |
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11 |
11 |
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• HEAT SINK ASSY SECTION PARTS LIST
Mark No. |
Description |
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Part No. |
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Mark No. |
Description |
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Part No. |
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1 |
AMP Assy |
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AWU7560 |
6 |
Heat Sink |
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ANH7132 |
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2 |
REG Assy |
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AWU7561 |
7 |
Mica Sheet |
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AEE7036 |
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3 |
DC Fan Motor |
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AXM7014 |
8 |
Fan Mold |
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AMR7321 |
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4 |
Power Pac Holder |
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ANG7109 |
9 |
Screw |
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ABA1021 |
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5 |
Heat Plate |
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ANG7328 |
10 |
Screw |
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BBZ30P080FNI |
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11 |
Screw |
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BBZ30P160FMC |
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12 |
Screw |
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BPZ30P350FZK |
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6
M-L11
7
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1 |
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2 |
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3 |
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4 |
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M-L11
3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM
Note: When ordering service parts, be sure to refer to "EXPLODED VIEWS AND PARTS LIST" or "PCB PARTS LIST".
3.1 BLOCK DIAGRAM and OVERALL CONNECTION DIAGRAM
A
: AUDIO SIGNAL ROUTE
PRIMARY ASSY
B (AWU7557)
IC41
B
LIVE |
NEUTRAL |
C
A
AC IN ASSY (AWU7556)
D
T1 POWER TRANSFORMER
C 
SECONDRY ASSY (AWU7558)
F
LED ASSY (AWU7562)
(HP)
AC POWER |
E |
CORD |
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HP ASSY |
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(AWU7563) |
H
COMPLEX ASSY (AWU7559)
D3001
D11
D21
G
AMP ASSY (AWU7560)
(HP)
(HP)
(HP)
8
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1 |
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2 |
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3 |
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4 |
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