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TOYOTA |
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Service |
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Manual |
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ORDER NO. |
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FH-M8527ZT/ES |
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CRT2921 |
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RECEIVER ASSY, RADIO |
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FH-M8527ZT ES |
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FH-M8527ZT-91 ES |
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FH-M8627ZT ES |
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FH-M8627ZT-91 ES |
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FH-M8527ZT CS |
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FH-M8527ZT-91 CS |
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VEHICLE DESTINATION |
PRODUCED AFTER |
TOYOTA PART No. ID No. PIONEER MODEL No. |
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LAND CRUISER Middle Near East, |
August 2002 |
86120-60530 |
P7809 |
FH-M8527ZT/ES |
General Area(L) |
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FH-M8527ZT-91/ES |
LAND CRUISER Australia, |
August 2002 |
86120-60520 |
P7810 |
FH-M8627ZT/ES |
General Area(R) |
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FH-M8627ZT-91/ES |
LAND CRUISER Central/South America |
August 2002 |
86120-60540 |
P7815 |
FH-M8527ZT/CS |
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FH-M8527ZT-91/CS |
For details, refer to "Important symbols for good services".
PIONEER CORPORATION |
4-1, Meguro |
1-Chome, Meguro-ku, Tokyo 153-8654, Japan |
PIONEER ELECTRONICS (USA) INC. |
P.O.Box 1760, Long Beach, CA 90801-1760 U.S.A. |
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PIONEER EUROPE NV Haven 1087 |
Keetberglaan 1, |
9120 Melsele, Belgium |
PIONEER ELECTRONICS ASIACENTRE PTE.LTD. 253 Alexandra Road, #04-01, Singapore 159936
C PIONEER CORPORATION 2002 |
K-ZZA. AUG. 2002 Printed in Japan |
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1 |
2 |
3 |
4 |
- This service manual should be used together with the following manual(s):
A
Model No. |
Order No. |
Mech. Module |
Remarks |
CX-977 |
CRT2624 |
S9 |
CD Mech. Module:Circuit Description, Mech.Description, Disassembly |
CX-1011 |
CRT2406 |
3L |
Cassette Mech. Module:Mech.Description, Disassembly |
- Dolby noise reduction manufactured under license from Dolby Laboratories Licensing Corporation.
"Dolby" and the double-D symbol are trademarks of Dolby Laboratories Licensing Corporation.
B SAFETY INFORMATION
This service manual is intended for qualified service technicians; it is not meant for the casual do-it-yourselfer. Qualified technicians have the necessary test equipment and tools, and have been trained to properly and safely repair complex products such as those covered by this manual.
Improperly performed repairs can adversely affect the safety and reliability of the product and may void the warranty. If you are not qualified to perform the repair of this product properly and safely, you should not risk trying to do so and refer the repair to a qualified service technician.
- CD section precaution
1. Before disassembling the unit, be sure to turn off the
C
power. Unplugging and plugging the connectors dur-
ing power-on mode may damage the ICs inside the
unit.
[ Important symbols for good services ]
2.To protect the pickup unit from electrostatic discharge during servicing, take an appropriate treatment (shorting-solder, shorting pin, shorting switch) by referring to “the DISASSEMBLY” on page 68.
3.After replacing the pickup unit, be sure to check the grating. (See p.58.)
D |
In this manual, the symbols shown-below indicate that adjustments, settings or cleaning should be made securely. |
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When you find the procedures bearing any of the symbols, be sure to fulfill them: |
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1. Product safety
You should conform to the regulations governing the product (safety, radio and noise, and other regulations), and should keep the safety during servicing by following the safety instructions described in this manual.
2. Adjustments
To keep the original performances of the product, optimum adjustments or specification confirmation is indispensable. In accordance with the procedures or instructions described in this manual, adjustments should be performed.
3. Cleaning
E
For optical pickups, tape-deck heads, lenses and mirrors used in projection monitors, and other parts requiring cleaning, proper cleaning should be performed to restore their performances.
4. Shipping mode and shipping screws
To protect the product from damages or failures that may be caused during transit, the shipping mode should be set or the shipping screws should be installed before shipping out in accordance with this manual, if necessary.
5. Lubricants, glues, and replacement parts
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Appropriately applying grease or glue can maintain the product performances. But improper lubrication or applying |
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glue may lead to failures or troubles in the product. By following the instructions in this manual, be sure to apply the |
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F |
prescribed grease or glue to proper portions by the appropriate amount.For replacement parts or tools, the prescribed |
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ones should be used. |
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FH-M8527ZT/ES |
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- The supplementary models are identical with the original ones except for the following items.
A
Description |
Part No. |
Polyethylene Bag |
CEG1026 |
Cover(x2) |
CEG1045 |
Carton |
CHG4861 |
Contain Box(x1/2) |
CHL4918(FH-M8527ZT-91/ES) |
Contain Box(x1/2) |
CHL4919(FH-M8627ZT-91/ES) |
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Contain Box(x1/2) |
CHL4920(FH-M8527ZT-91/CS) |
Air Cap |
CHW1945(Non Spare Part) |
Air Cap(x2) |
CHW1948(Non Spare Part) |
B
CONTENTS
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SAFETY INFORMATION ............................................ |
2 |
7.2 PARTS ................................................................. |
73 |
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1. |
SPECIFICATIONS........................................................ |
4 |
7.2.1 IC................................................................ |
73 |
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2. |
EXPLODED VIEWS AND PARTS LIST ....................... |
6 |
7.2.2 DISPLAY .................................................... |
78 |
C |
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3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM ... |
14 |
7.3 EXPLANATION ................................................... |
79 |
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4. PCB CONNECTION DIAGRAM ................................ |
30 |
7.3.1 SYSTEM BLOCK DIAGRAM..................... |
79 |
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5. |
ELECTRICAL PARTS LIST ........................................ |
40 |
7.3.2 OPERATIONAL FLOW CHART ................. |
80 |
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6. |
ADJUSTMENT.......................................................... |
52 |
7.4 CLEANING .......................................................... |
81 |
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7. |
.......................................GENERAL INFORMATION |
68 |
............................................................8. OPERATIONS |
82 |
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7.1 DIAGNOSIS ........................................................ |
68 |
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7.1.1 DISASSEMBLY ......................................... |
68 |
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7.1.2 CONNECTOR FUNCTION DESCRIPTION ....... |
72 |
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D
E
F
FH-M8527ZT/ES |
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A |
1. SPECIFICATIONS |
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General |
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AM tuner |
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Power source. . |
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. 13.2V(10.5V–16.0V allowable) DC |
Frequency range . . . |
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531–1,602 kHz(ES) |
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Grounding system. . . |
. . . . . . . . . . . . . . . . . Negative type |
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530–1,620 kHz(CS) |
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Backup current . |
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. . . . . . . . . . . . . . . . . 0.3mA or less |
S/N 20dB usable sensibility . . . . . . . . |
. . . 34dBµV or less |
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Dimensions |
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228(W) x134(H) x194(D)mm |
S/N |
45dB or more(FH-M8527ZT/ES, CS) |
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. . . . . |
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Weight. . . . . . . . . |
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. . . . . . . . . . . . . . . . . . . . . . 2.360kg |
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42dB or more(FH-M8627ZT/ES) |
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Distortion. . . . . . . . . . |
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. . . . . 1.5% or less |
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Cassette player |
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IF interference . . . . . |
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. . . 40dB or more |
B |
Tape . . . . . . . . . . . |
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. Compact cassette tape(C30-C90) |
Image interference . 40dB or more(FH-M8527ZT/ES, CS) |
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Tape speed |
4.76cm/sec.(+0.14cm/sec., -0.05cm/sec.) |
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45dB or more(FH-M8627ZT/ES) |
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Wow and flutter . |
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. . . . . . . . . . . 0.2% or less(WRMS) |
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Crosstalk . . . . . . . |
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. . . . . . . . . . . . . . . . . 40dB or more |
SW1 tuner(FH-M8527ZT/ES) |
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Stereo Separation . . . |
. . . . . . . . . . . . . . . . . 30dB or more |
Frequency range . . . |
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. 2,940–3,575 kHz |
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S/N |
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40dB or more |
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3,580–4,215 kHz |
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. . . . |
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. . . . . .Distortion |
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. . . . . . . . . . . . . . . . . . . . 3% or less |
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4,540–5,175 kHz |
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5,820–6,455 kHz |
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CD player |
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7,100–7,735 kHz |
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System . . . . . . . . |
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. . . . . Compact disc audio system |
S/N 20dB usable sensibility . . . . . . . . . |
. . 36dBµV or less |
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C |
Usable discs . . . . |
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. . . . . . . . . . . . . . . . . Compact disc |
S/N . . . . . . . . . . . . . . |
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. . . 42dB or more |
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Signal format . . . |
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. . . Sampling frequency : 44.1kHz |
Distortion. . . . . . . . . . |
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. . . . 1.5% or less |
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Number of quantization : 16;linear |
IF interference . . . . . |
. . . . . . . . . . . . . . . |
. . . 40dB or more |
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S/N . . . . . . . . . . . |
. . . . |
. . . . . . . . . . . . . . . . . 65dB or more |
Image interference. . |
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. . . 27dB or more |
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Distortion. . . . . . . |
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. . . . . . . . . . . . . . . . . . 0.3% or less |
SW2 tuner(FH-M8527ZT/ES) |
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FM tuner |
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Frequency range . . . |
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9,500–10,135 kHz |
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Frequency range . . . . |
. . . . . . . . . . . . 87.5–108.0 MHz(ES) |
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11,580–12,215 kHz |
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87.9–108.0 MHz(CS) |
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15,100–15,735 kHz |
D |
S/N . . . . . . . . . . . . |
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. . . . . 46dB or more(54dBµ input) |
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17,500–18,135 kHz |
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Distortion. . . . . . . |
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. . . . . . . . . . . . . . . . . . 1.5% or less |
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21,340–21,975 kHz |
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IF interference . . |
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. . . . . . . . . . . . . . . . . 64dB or more |
S/N 20dB usable sensibility . . . . . . . . . |
. . 36dBµV or less |
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Image interference. . . |
. . . . . . . . . . . . . . . . . 35dB or more |
S/N . . . . . . . . . . . . . . |
. . . . . . . . . . . . . . . |
. . . 42dB or more |
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Stereo Separation . . . |
. . . . . . . . . . . . 25dB or more(1kHz) |
Distortion. . . . . . . . . . |
. . . . . . . . . . . . . . . |
. . . . 1.5% or less |
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IF interference |
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25dB or more |
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. .Image interference |
. . . . . . . . . . . . . . . |
. . . 25dB or more |
E
F
4 |
FH-M8527ZT/ES |
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A
B
C
D
E
F
FH-M8527ZT/ES |
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5 |
6 |
7 |
8 |
1 |
2 |
3 |
4 |
A2. EXPLODED VIEWS AND PARTS LIST
2.1 EXTERIOR(FH-M8527ZT/ES, CS)
B
C
D
E
F
6 |
FH-M8527ZT/ES |
1 |
2 |
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4 |
5 |
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6 |
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7 |
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8 |
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NOTE:
-Parts marked by “*” are generally unavailable because they are not in our Master Spare Parts List.
-Screws adjacent to mark on the product are used for disassembly.
- For the applying amount of lubricants or glue, follow the instructions in this manual. |
A |
( In the case of no amount instructions, apply as you think it appropriate.) |
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(1) EXTERIOR(FH-M8527ZT/ES, CS) SECTION PARTS LIST
Mark No. Description |
Part No. |
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Mark No. Description |
Part No. |
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1 |
Screw |
BSZ26P060FMC |
36 |
Button(FM) |
CAC7214 |
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2 |
Screw |
BSZ26P140FMC |
37 |
Button(TAPE) |
CAC7215 |
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3 |
Screw |
BSZ30P080FMC |
38 |
Button(DISC) |
CAC7216 |
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4 |
Connector |
CDE7248 |
39 |
Button(MUTE) |
CAC7328 |
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5 |
Connector |
CDE6732 |
40 |
Button(SCAN, TEXT) |
CAC7329 |
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6 |
CD Mechanism Module(S9T) CXK5521 |
41 |
Button(FF, REW) |
CAC7331 |
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7 |
Chassis |
CNA2466 |
42 |
Lighting Conductor |
CNV6895 |
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8 |
Case |
CNB2721 |
43 |
Holder |
CNV6898 |
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9 |
Frame |
CNC9638 |
44 |
Holder |
CNV6899 |
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10 |
Heat Sink |
CNR1644 |
45 |
Holder |
CNV6956 |
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11 |
Main Unit |
See Contrast table(2) |
46 |
Keyboard Unit |
CWS1346 |
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12 |
Screw |
ASZ26P080FMC |
47 |
LCD(LCD901) |
CAW1700 |
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13 |
Screw |
BMZ30P040FMC |
48 |
Connector(CN901) |
CKS4361 |
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14 |
Screw |
BPZ30P060FSN |
49 |
Holder |
CNC9700 |
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15 |
Connector(CN471) |
CKM1222 |
50 |
Sheet |
CNM7733 |
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16 |
Connector(CN473) |
CKM1350 |
51 |
Seal |
CNM7771 |
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17 |
Connector(CN472) |
CKM1351 |
52 |
Rubber |
CNV6892 |
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18 |
Connector(CN631) |
CKS3568 |
53 |
Lighting Conductor |
CNV6894 |
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19 |
Connector(CN601) |
CKS3835 |
54 |
Connector |
CNV7498 |
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20 |
Connector(CN681) |
CKS4361 |
55 |
Knob Unit |
CXB8028 |
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21 |
Connector(CN501) |
CKX1064 |
56 |
Grille Unit |
See Contrast table(2) |
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22 |
Holder |
CNC9591 |
57 |
Screw |
BPZ20P060FZK |
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23 |
Holder |
CNC9592 |
58 |
Door |
See Contrast table(2) |
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24 |
Holder |
CND1080 |
59 |
Spring |
CBH2663 |
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25 |
FM/AM Tuner Unit |
See Contrast table(2) |
60 |
Button Assy(TAPE EJECT)CXB8832 |
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26 |
Holder |
CNC8855 |
61 |
Button Assy(DIRECTION) CXB8837 |
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27 |
Terminal(CN474) |
VNF1084 |
62 |
Chassis Unit |
CXB8161 |
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28 |
Terminal(CN475) |
VNF1084 |
63 |
Shield Unit |
CXB9781 |
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29 |
Screw |
BPZ20P080FMC |
64 |
Cassette Mechanism ModuleEXK4295 |
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30 |
Button(CD EJECT) |
CAC7203 |
65 |
Screw |
ISS26P060FMC |
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31 |
Button(1-2) |
CAC7205 |
66 |
IC(IC801) |
TDA7386 |
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32 |
Button(3-4) |
CAC7206 |
67 |
Transistor(Q404, 407, 431) |
2SB1185 |
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33 |
Button(5-6) |
CAC7207 |
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* 68 Holder Unit |
CXB8768 |
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34 |
Button(SEEK, TRACK) |
CAC7211 |
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35 |
Button(AM) |
CAC7213 |
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(2) CONTRAST TABLE
B
C
D
E
FH-M8527ZT/ES and FH-M8527ZT/CS are constructed the same except for the following:
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Part No. |
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Mark No. Description |
FH-M8527ZT/ES |
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FH-M8527ZT/CS |
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11 |
Main Unit |
CWM8067 |
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CWM8094 |
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25 |
FM/AM Tuner Unit |
CWE1632 |
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CWE1631 |
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56 |
Grille Unit |
CXB8164 |
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CXB8340 |
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F |
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58 |
Door |
CAT2312 |
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CAT2337 |
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7 |
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FH-M8527ZT/ES |
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5 |
6 |
7 |
8 |
1 |
2 |
3 |
4 |
A |
2.2 EXTERIOR(FH-M8627ZT/ES) |
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B
C
D
E
F
8 |
FH-M8527ZT/ES |
1 |
2 |
3 |
4 |
5 |
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6 |
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7 |
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8 |
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- EXTERIOR(FH-M8627ZT/ES) SECTION PARTS LIST
Mark No. Description |
Part No. |
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Mark No. Description |
Part No. |
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1 |
Screw |
BSZ26P060FMC |
36 |
Button(TAPE) |
CAC7290 |
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2 |
Screw |
BSZ26P140FMC |
37 |
Button(FM) |
CAC7291 |
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3 |
Screw |
BSZ30P080FMC |
38 |
Button(AM) |
CAC7292 |
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4 |
Connector |
CDE7248 |
39 |
Button(CD EJECT) |
CAC7218 |
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5 |
Connector |
CDE6732 |
40 |
Button(SCAN, TEXT) |
CAC7329 |
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6 |
CD Mechanism Module(S9T) CXK5521 |
41 |
Button(SEEK, TRACK) |
CAC7288 |
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7 |
Chassis |
CNA2466 |
42 |
Lighting Conductor |
CNV6895 |
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8 |
Case |
CNB2721 |
43 |
Holder |
CNV6898 |
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9 |
Frame |
CNC9638 |
44 |
Holder |
CNV6899 |
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10 |
Heat Sink |
CNR1644 |
45 |
Holder |
CNV6956 |
|
11 |
Main Unit |
CWM8068 |
46 |
Keyboard Unit |
CWS1347 |
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12 |
Screw |
ASZ26P080FMC |
47 |
LCD(LCD901) |
CAW1700 |
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13 |
Screw |
BMZ30P040FMC |
48 |
Connector(CN901) |
CKS4361 |
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14 |
Screw |
BPZ30P060FSN |
49 |
Holder |
CNC9700 |
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15 |
Connector(CN471) |
CKM1222 |
50 |
Sheet |
CNM7733 |
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16 |
Connector(CN473) |
CKM1350 |
51 |
Seal |
CNM7771 |
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17 |
Connector(CN472) |
CKM1351 |
52 |
Rubber |
CNV6892 |
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18 |
Connector(CN631) |
CKS3568 |
53 |
Lighting Conductor |
CNV6894 |
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19 |
Connector(CN601) |
CKS3835 |
54 |
Connector |
CNV7498 |
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20 |
Connector(CN681) |
CKS4361 |
55 |
Knob Unit |
CXB8028 |
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21 |
Connector(CN501) |
CKX1064 |
56 |
Grille Unit |
CXB8165 |
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22 |
Holder |
CNC9591 |
57 |
Screw |
BPZ20P060FZK |
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23 |
Holder |
CNC9592 |
58 |
Door |
CAT2313 |
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24 |
Holder |
CND1080 |
59 |
Spring |
CBH2663 |
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25 |
FM/AM Tuner Unit |
CWE1631 |
60 |
Button Assy(DIRECTION) CXB8838 |
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26 |
Holder |
CNC8855 |
61 |
Button Assy(TAPE EJECT)CXB8835 |
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27 |
Terminal(CN474) |
VNF1084 |
62 |
Chassis Unit |
CXB8161 |
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28 |
Terminal(CN475) |
VNF1084 |
63 |
Shield Unit |
CXB9781 |
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29 |
Screw |
BPZ20P080FMC |
64 |
Cassette Mechanism ModuleEXK4295 |
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30 |
Button(MUTE) |
CAC7332 |
65 |
Screw |
ISS26P060FMC |
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31 |
Button(1-2) |
CAC7205 |
66 |
IC(IC801) |
TDA7386 |
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32 |
Button(3-4) |
CAC7206 |
67 |
Transistor(Q404, 407, 431) |
2SB1185 |
|
33 |
Button(5-6) |
CAC7207 |
|
* 68 Holder Unit |
CXB8768 |
|
34 |
Button(FF, REW) |
CAC7334 |
|
|
|
|
35 |
Button(DISC) |
CAC7289 |
|
|
|
|
A
B
C
D
E
F
FH-M8527ZT/ES |
9 |
|
|
5 |
6 |
7 |
8 |
1 |
2 |
3 |
4 |
A |
2.3 CD MECHANISM MODULE |
|
B
C
UD321BR
GEM1035
GEM1035
D
E
C
F
10 |
FH-M8527ZT/ES |
1 |
2 |
3 |
4 |
5 |
|
6 |
|
7 |
|
8 |
|
|
|
- CD MECHANISM MODULE SECTION PARTS LIST
Mark No. Description |
Part No. |
Mark No. Description |
Part No. |
|||
1 |
Control Unit |
CWX2608 |
|
46 |
Gear |
CNV6320 |
2 |
Connector(CN701) |
CKS1959 |
47 |
Arm |
CNV6322 |
|
3 |
Connector(CN101) |
CKS3486 |
48 |
Arm |
CNV6323 |
|
4 |
Screw |
BMZ20P025FMC |
49 |
Arm |
CNV6324 |
|
5 |
Screw |
BSZ20P040FMC |
50 |
Arm |
CNV6888 |
|
6 |
Screw(M2x4) |
CBA1362 |
51 |
Arm |
CNV6889 |
|
7 |
Screw(M2x3) |
CBA1527 |
52 |
Guide |
CNV6327 |
|
8 |
Screw |
CBA1545 |
53 |
Arm |
CNV6924 |
|
9 |
Washer |
CBF1037 |
54 |
Guide |
CNV6921 |
|
10 |
Washer |
CBF1038 |
55 |
Rack |
CNV6923 |
|
11 |
Washer |
CBF1039 |
56 |
Clamper |
CNV6331 |
|
12 |
Washer |
CBF1060 |
57 |
Arm |
CNV6332 |
|
13 |
Spring |
CBH2378 |
58 |
Guide |
CNV6333 |
|
14 |
Spring |
CBH2379 |
59 |
Cover |
CNV6334 |
|
15 |
Spring |
CBH2514 |
60 |
Arm |
CNV6335 |
|
16 |
Spring |
CBH2533 |
61 |
Guide |
CNV6336 |
|
17 |
Spring |
CBH2382 |
62 |
Roller |
CNV6338 |
|
18 |
Spring |
CBH2383 |
63 |
Damper |
CNV6175 |
|
19 |
Spring |
CBH2384 |
64 |
Damper |
CNV6662 |
|
20 |
Spring |
CBH2527 |
65 |
Guide |
CNV6925 |
|
21 |
Spring |
CBH2386 |
66 |
Chassis Unit |
CXB7980 |
|
22 |
Spring |
CBH2537 |
|
* 67 Arm Unit |
CXB7983 |
|
23 |
Spring |
CBH2390 |
68 |
Arm Unit |
CXB7984 |
|
24 |
Spring |
CBH2391 |
69 |
Arm Unit |
CXB7985 |
|
25 |
Spring |
CBH2523 |
70 |
Motor Unit(M2) |
CXB8284 |
|
26 |
Spring |
CBH2426 |
71 |
Screw Unit |
CXB5904 |
|
27 |
Spring |
CBH2444 |
72 |
Gear Unit |
CXB8076 |
|
28 |
Spring |
CBL1561 |
73 |
Bracket Unit |
CXB7982 |
|
29 |
Spring |
CBL1553 |
74 |
Motor Unit(M1) |
CXB6007 |
|
30 |
Shaft |
CLA3845 |
75 |
Arm Unit |
CXB8504 |
|
31 |
Roller |
CLA3910 |
76 |
Screw(M2x5) |
EBA1028 |
|
32 |
Frame |
CNC9654 |
77 |
Screw |
JFZ20P020FMC |
|
33 |
Lever |
CNC9664 |
78 |
Screw |
JGZ17P020FZK |
|
34 |
Lever |
CNC8949 |
79 |
Washer |
YE15FUC |
|
35 |
Arm |
CNC9661 |
80 |
Washer |
YE20FUC |
|
36 |
Arm |
CNC9016 |
81 |
Pickup Unit(Service)(P9) |
CXX1482 |
|
37 |
Arm |
CNC9017 |
82 |
Screw |
IMS26P030FMC |
|
38 |
Bracket |
CNC9123 |
83 |
Guide |
CNV6922 |
|
39 |
Frame |
CNC8947 |
84 |
Roller |
CNV6887 |
|
40 |
Belt |
CNT1086 |
85 |
Spring |
CBH2509 |
|
41 |
Gear |
CNV6886 |
86 |
Spring |
CBH2512 |
|
42 |
Gear |
CNV6316 |
87 |
Spring |
CBH2536 |
|
43 |
Gear |
CNV6317 |
88 |
Collar |
CNV6906 |
|
44 |
Gear |
CNV6318 |
|
|
|
|
45 |
Gear |
CNV6319 |
|
|
|
|
FH-M8527ZT/ES |
11 |
|
|
5 |
6 |
7 |
8 |
A
B
C
D
E
F
1 |
2 |
3 |
4 |
A |
2.4 CASSETTE MECHANISM MODULE |
|
For grease application, refer to the service manual for CX-1011 (CRT2406).
B
C
D
D
E
E
F
12 |
FH-M8527ZT/ES |
1 |
2 |
3 |
4 |
5 |
|
6 |
|
7 |
|
8 |
|
|
|
- CASSETTE MECHANISM MODULE SECTION PARTS LIST
|
Mark No. Description |
Part No. |
|
Mark No. Description |
Part No. |
|
||
|
|
|
|
|
|
|
|
|
1 |
Screw |
BSZ20P040FMC |
46 |
Pinch Roller |
ENV1518 |
|
||
2 |
Washer |
CBF1037 |
47 |
Pinch Holder Unit |
EXA1607 |
|
||
3 |
Washer |
CBG1003 |
48 |
Pinch Roller |
ENV1518 |
|
||
4 |
Screw |
EBA1028 |
49 |
Reel Unit |
EXA1625 |
|
||
5 |
Screw |
CBA1037 |
50 |
Head Base Unit |
EXA1611 |
|
||
6 |
Spring |
EBH1653 |
51 |
Lever Unit |
EXA1587 |
|
||
7 |
Spring |
EBH1642 |
52 |
Gear Unit |
EXA1596 |
|
||
8 |
Spring |
EBH1641 |
53 |
Motor Unit(M2) |
EXA1623 |
|
||
9 |
Spring |
EBH1626 |
54 |
Washer |
HBF-179 |
|
||
10 |
Spring |
EBH1627 |
55 |
Spring |
EBH1537 |
|
||
11 |
Spring |
EBH1648 |
56 |
Worm Gear |
ENV1564 |
|
||
12 |
Cord |
EDD1024 |
57 |
Spring |
EBH1655 |
|
||
13 |
Photo-reflector(Q101) |
EGN1004 |
58 |
Lever |
ENC1548 |
|
||
14 |
Arm |
ENC1526 |
59 |
Washer |
YE15FUC |
|
||
15 |
Lever Unit |
EXA1610 |
60 |
Tube |
ENM1039 |
|
||
16 |
Lever |
ENC1543 |
61 |
Spring |
EBH1645 |
|
||
17 |
Arm |
ENC1532 |
62 |
Spring |
EBH1545 |
|
||
18 |
Frame |
ENC1533 |
63 |
Sensor Unit |
EWM1041 |
|
||
19 |
Holder |
ENC1547 |
|
|
|
|
|
|
20 |
Gear |
ENC1535 |
|
|
|
|
|
|
21 |
Arm |
ENC1550 |
|
|
|
|
|
|
22 |
Roller |
ENR1040 |
|
|
|
|
|
|
23 |
Belt |
ENT1027 |
|
|
|
|
|
|
24 |
Collar |
ENV1508 |
|
|
|
|
|
|
25 |
Arm |
ENV1539 |
|
|
|
|
|
|
26 |
Arm |
ENV1540 |
|
|
|
|
|
|
27 |
Gear |
ENV1569 |
|
|
|
|
|
|
28 |
Gear |
ENV1547 |
|
|
|
|
|
|
29 |
Gear |
ENR1044 |
|
|
|
|
|
|
30 |
Worm Wheel |
ENV1559 |
|
|
|
|
|
|
31 |
Lever |
ENV1551 |
|
|
|
|
|
|
32 |
Flywheel |
ENV1554 |
|
|
|
|
|
|
33 |
Gathering PCB |
ENX1073 |
|
|
|
|
|
|
34 |
Switch(S101,S102,S103) |
ESG1007 |
|
|
|
|
|
|
35 |
Deck Unit |
EWM1043 |
|
|
|
|
|
|
36 |
Plug(CN251) |
CKS3540 |
|
|
|
|
|
|
37 |
Gathering PCB |
ENX1076 |
|
|
|
|
|
|
38 |
Motor Unit(M1) |
EXA1618 |
|
|
|
|
|
|
39 |
Motor |
EXM1035 |
|
|
|
|
|
|
40 |
Head Assy(HD1) |
EXA1594 |
|
|
|
|
|
|
41 |
Arm |
ENC1537 |
|
|
|
|
|
|
42 |
Screw |
JGZ20P025FNI |
|
|
|
|
|
|
43 |
Bracket |
ENC1559 |
|
|
|
|
|
|
44 |
Chassis Unit |
EXA1636 |
|
|
|
|
|
|
45 |
Pinch Holder Unit |
EXA1608 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
FH-M8527ZT/ES |
13 |
|
|
5 |
6 |
7 |
8 |
A
B
C
D
E
F
1 |
2 |
3 |
4 |
3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM
3.1 BLOCK DIAGRAM
A |
A MOTHER UNIT |
|
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|
||||||
|
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|
|
FM/AM TUNER UNIT |
|
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|
|
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|
|
|
|
|||||||
|
|
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|
|
|
FM/AM 1ST IF 10.7MHz |
|
|
|
MPXREF 41kHz |
|
|
|
|
|
|
|
|
|
|
|
|
||||||
|
MAIN |
|
|
|
|
AMANT |
|
AMRF |
|
T51 Q51 CF51 |
CF52 CF53 |
|
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||||
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28 |
ATT |
|
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|
AMDET |
|
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|
L ch |
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|||||
|
ANT |
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|||||||
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|
IC 2 FM MPX |
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|||||||||
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|||||||
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|
6 |
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||||
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|
ANT ADJ |
|
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IC1 |
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COMP |
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|||
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21 |
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|
MIXER, IF AMP, DET. |
|
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||||
|
SUB |
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27 |
FMANT |
|
ATT |
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|
ANT |
|
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26 |
RFGND |
|
FMRF |
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CF202 |
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B |
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|
IMG ADJ |
AM 2ND IF |
X901 |
|
IC 3 |
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||||
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|
450kHz |
10.25MHz |
EEPROM |
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|||||||
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||||||||
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|
RF ADJ |
AMPNS |
|
VCC |
VDD |
DI/DO |
|
DGND |
CE2 |
CK CE1 |
SL |
FMSD |
STIND AMDET |
|
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LOCL |
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||||||||||
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25 |
|
17 |
|
22 10 |
14 |
|
11 12 15 16 |
13 |
2 |
1 |
9 |
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||||
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||||||||||||
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VCC |
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SWVDD |
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Q502 |
|
AM PNS |
HPF and LPF |
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|||||
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16 |
IC 561 |
9 |
|
Q561 |
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||||
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||||
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FM DIVER |
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HA12181FP |
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|||||
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Q501 |
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3 |
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||||
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6 |
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||||
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IC 501 |
2 |
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||||
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|||||
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5 |
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||||
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|
LA1061M |
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||||
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13 |
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SWVDD |
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Q504 |
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FM/AM SW |
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RESET IC |
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|||||
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||||
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FMB |
|
|
Q563 |
FMPW |
VDD |
2 |
|
IC782 |
|
1 |
|
||||
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Q564 |
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||||||||||
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AMB |
|
|
AMPW |
|
S-80735ANDZI |
|
|||||||||
C |
|
|
|
D DECK UNIT |
|
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Q565 |
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||||||||||||||
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SWVDD |
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|||||||
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CN252 |
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CN251 |
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CN631 |
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Q422 |
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SWVDD |
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VDD |
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FWD |
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1 |
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EQ AMP |
TAPE+B |
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4 TAPE+B |
AUDIO+B |
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4 |
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L-ch |
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5 |
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37 |
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IC251 |
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7 |
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CSL |
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5 |
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36 |
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3 |
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3 |
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REV |
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CXA2559Q |
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39 |
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Lch |
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L-ch |
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4 |
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18 |
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M2 |
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2 |
CN254MECHANISMDRIVER |
19 |
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B.U 20 |
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20 BU |
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BU |
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SUB |
M |
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5 |
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18 |
17 |
stby 19 |
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19 stby |
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1 |
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MOTOR |
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IC351 |
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2 |
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1 |
PA2020A |
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M1 |
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MTL |
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mtl |
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CN255 |
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8 |
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8 |
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MAIN |
M |
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8 |
7 |
10 |
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LOAD |
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CN253 |
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LOAD 11 |
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11 |
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MOTOR |
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3 |
1 |
5 |
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6 |
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CN473 |
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AVC-LAN DEF AMP |
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5 |
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D |
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3 |
L+ |
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IC 331 |
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7 |
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CN256 |
3 |
1 |
5 |
4 |
6 |
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2 |
L– |
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6 |
NJM4558MD |
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1 |
MUTE |
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EGN1 |
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11 ACC+B |
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ACC |
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BUS DRIVER |
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AVC-LAN 12 BU+B |
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BU |
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6 |
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1 |
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REEL |
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9 |
TX+ |
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IC 781 |
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SENSE |
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5 |
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2 |
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S2 |
S3 |
S1 |
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10 TX– |
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LAN MUTE |
HA12187FP |
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CN472 |
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MODE 70 s |
LOAD |
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Q701 |
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8 |
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2 |
TX1+ |
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E |
REEL SENSE PCB |
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1 |
TX1– |
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4 |
SW1 |
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3 |
SW2 |
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PICKUP UNIT |
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LASER |
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CN101 |
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CN701 |
CN601 |
|||||
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DIODE |
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LD- |
15 |
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9 |
LDO |
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RFRPIN 24 |
38 |
RFI |
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LO 85 L-OUT 14 |
14 L |
|||||||
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MD |
5 |
|
Q101 8 |
MDI |
IC 101 |
FEO 16 |
43 |
FEI |
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|||
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AC,BD |
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14 |
46 |
TEI |
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|||
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HOLOGRAM |
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TA2153FN |
TEO |
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78 |
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||||||||
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|||||||
E |
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UNIT |
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F,E |
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IC 201 |
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FOCUS ACT. |
FO+ |
1 |
FOP |
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RF-AMP |
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TC9495FP |
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||||||
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79 |
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||||||||
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TRACKING ACT. |
TO+ |
4 |
TOP |
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IC 401 |
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SERVO |
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|||||
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LD+ |
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14 |
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CONTROL, |
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|||||
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MONITOR |
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VDD |
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BA5996FM |
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|||||||||
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12 |
TD/FD |
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DSP, |
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|||||||||
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DIODE |
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FOP |
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LPF, DAC |
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14 |
TOP |
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ACT |
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SD/MD |
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SPINDLE |
M |
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/MOTOR |
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DRIVER |
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MOTOR |
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16 |
SOP |
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LOEJ |
22 |
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LOEJ 10 |
10 |
LOEJ |
||
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LOADING |
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15 |
SOM |
|
MUTE 9 |
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CONT 11 |
|
CONT |
||||
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17 |
LCOP |
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11 |
|||||||||
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/CARRIAGE M |
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18 |
LCOM |
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|||
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MOTOR |
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DSCSNS 17 |
17 |
DISCSENS |
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HOME 16 |
16 |
HOME |
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S901 |
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HOME |
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12EJ |
DISC |
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VD |
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VD |
2 |
2 |
CDVD9V |
||
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5V REGULATOR |
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||||||||
F |
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SENSE |
SENSE |
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||||||||
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CLAMP |
8EJ |
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4 |
IC 701 |
2 |
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||||||
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SENSE |
SENSE |
VDD |
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|||||||||
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BA05SFP |
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||||||||||
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C CONTROL UNIT |
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|||||||||
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1 |
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CD5VON |
1 |
1 |
CD5VON |
||||||
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||||||
|
14 |
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FH-M8527ZT/ES |
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1 |
2 |
3 |
4 |
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5 |
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6 |
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7 |
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8 |
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A |
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DSP and E. VOL |
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POWER IC |
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|
||||
81 |
LIN-1 |
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|
AOUT1 5 |
12 |
|
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|
5 |
|
|
CN471 |
|
|||
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FL |
|
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|
FL+ |
|
|
FL+ 3 |
|||||||||
84 |
LIN-4 |
|
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|
AOUT3 14 |
|
|
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|
FL– |
3 |
|
|
FL– 12 |
||||
85 |
|
|
|
|
|
|
IC 351 |
|
|
|
|
15 |
RL |
|
IC 801 |
|
RL+ |
17 |
|
|
RL+ 5 |
|||||
83 |
LIN-5 |
|
|
|
|
PM2010A |
|
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|
TDA7386 |
RL– |
19 |
|
|
RL– 10 |
||||
LIN-3 |
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82 |
LIN-2 |
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IFDO |
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STBY |
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MUTE |
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SVR |
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SVR_DISCHARGE |
BU |
+B |
1 |
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Q307 |
70 |
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4 |
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22 |
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10 |
Q807 |
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ACC 2 |
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SYSPW |
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VCC |
ACC |
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MUTE |
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Q808 |
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Q801 |
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SYSPW |
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B |
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X701 |
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BU MUTE |
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10MHz |
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Q805 |
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Q803 |
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Q802 |
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15 |
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13 |
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36 |
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79 |
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VCC |
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WF AMP+B |
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XIN |
XOUT |
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DSPDI |
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SYSMUTE |
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26 |
ST |
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SYSPOW 41 |
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BU |
Q451 |
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AMP+ 15 |
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Q804 |
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97 |
SL |
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SYSPW |
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23 |
PCE1 |
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SYSPW |
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2 |
pck |
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ILL SENSE |
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28 |
PCE2 |
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Q452 |
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100 |
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Q403 |
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1 |
PDI |
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18 |
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ILL+ 16 |
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PDO |
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isen |
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27 |
LOCL |
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TEL MUTE |
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25 |
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Q806 |
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SD |
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TELMUTE 42 |
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T-MUTE |
8 |
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ANT+B |
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12 |
reset |
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FMPW 39 |
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Q453 |
Q454 |
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ANT 14 |
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AMPW 40 |
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SYSTEM CONTROLLER |
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C |
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ACC SENSE |
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IC 701 |
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Q402 |
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FMB |
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Q455 |
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asen 20 |
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ACC |
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PD5737A |
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AMB |
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73 swvdd |
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BU SENSE |
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ILL– |
9 |
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Q401 |
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bsen |
19 |
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BU |
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ILL+B |
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Q404 |
BU |
ILL DIMMER |
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AUDIO 8.4V REGULATOR |
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CONTROL |
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Q441 |
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85 |
stby |
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Q409 |
Q410 |
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AUD8V |
BU |
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ACC |
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7768 |
mtl |
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Q407 |
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SYSPW |
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CSLOAD |
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Q442 |
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SWVDD FOR DSP |
|
VDD 5V REGULATOR |
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D |
|||||
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Q351 |
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Q421 |
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IC421 |
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DSPVDD |
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AUDIO+B VDD |
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BU |
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||||
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S-81256SGUP-DIM |
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|||||||
30 |
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TX |
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29 |
RX1 |
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22 |
IPPW |
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55 |
LANMUTE |
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91 |
STSW1 |
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95 |
STSW2 |
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B KEYBOARD UNIT |
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ILL LAMP x 14 |
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CN681 |
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CN901 |
|
Q905 |
ILL LED x 2 |
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||
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ILL1 |
9 |
9 |
ILLB |
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ILL2 |
10 |
10 |
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ILL3 |
11 |
11 |
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LCDBL DRIVE |
|
ILL4 |
12 |
12 |
|
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Q907 |
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||
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Q445 |
|
ILL5 |
13 |
13 |
|
BL LAMP x 2 |
|
|
E |
||
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ENC1M/(TAPESEL) |
|
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LCDBL |
|
14 LCDBL |
|
|
|||||
92 |
|
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ENC1P/(CDSEL) |
|
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14 |
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||||||
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||||||||
|
VDSENS |
HOME |
VDCONT |
CD5VON |
cdej |
csej |
ENC2M |
ENC2P |
BL |
43 |
|
|
LCDBL |
15 |
15 |
|
|
Q908 |
|
|
|
|||||
|
LOEJ |
CONT |
DISCSENS |
POWER |
|
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|
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LCD DRIVER |
|
|
||||||||||
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Q446 |
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1 |
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|
LDO/LDI/LCE/LCK |
|
P1 |
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LCDV/LOFF |
|
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|
|
53 |
50 |
90 |
49 |
45 51 |
74 |
75 |
58 |
57 |
56 54 |
63 |
|
SWVDD |
SWVDD 16 |
16 SW 5V |
89 VDD |
|
LCD |
|
|||||||
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IC901 |
CAW1700 |
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POWER-VOL |
LC75804W |
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||
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POWER |
18 |
18 |
PWR |
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ENC1P/(CD SEL) |
ENC1P |
|
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||||
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ENC1M/(TAPE SEL) |
19 |
19 |
ENC1M |
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|||
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20 |
20 |
|
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|
CD 8.3V |
|
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|
AUDIO CONTROL |
|
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|
||||
REGULATOR |
|
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|
ENC2P |
21 |
21 |
ENC2P |
|
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|
||||
|
Q431 |
|
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ENC2M |
22 |
22 |
ENC2M |
|
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||
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BU |
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KEY |
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CSEJ 23 |
23 EJ |
|
|
MATRIX |
|
F |
||
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S901 |
|
|
|||||
|
Q432 |
|
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|
CDEJ 17 |
17 CDEJ |
CSEJ |
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|||||
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S913 |
|
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|||||
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CDEJ |
|
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|
FH-M8527ZT/ES |
|
|
|
|
15 |
|||||
|
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|
5 |
|
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6 |
|
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7 |
|
|
|
8 |
1 |
2 |
3 |
4 |
3.2 OVERALL CONNECTION DIAGRAM(GUIDE PAGE)
Note: When ordering service parts, be sure to refer to “EXPLODED VIEWS AND PARTS LIST” or “ELECTRICAL PARTS
LIST”.
A
A-a
FM/AM TUNER UNIT
|
|
Large size |
AM:-12.7dBs(DET out=-12.7± 2dBs) |
|
|
|
|
FM: |
(400Hz,30%mod -30dBs) |
|
|
A-a |
A-b |
SCH diagram |
|
|
|
|
|
|
|
||
|
|
|
|
AM:-27.0dBs |
|
|
|
|
|
FM:-28.0dBs |
|
|
|
|
|
CD: |
0dBs |
|
|
|
|
LAN: |
0dBs |
|
|
|
|
TAPE:-11.1dBs |
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A-a |
A-b |
Guide page |
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B
A-a |
A-b Detailed page |
C
AM: -9.2 FM:-12.0 CD: +1 LAN: +1 TAPE: -5.1
D
B
CN901
E
F
CD:+4.2dBs |
TAPE:-7.3dBs |
(1kHz 0dB 1180± 100mVrms) |
-8.2dBs(ACT-150,200nWb/m) |
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-7.3dBs(TCC-140,250nWb/m) |
C CN701
16 |
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FH-M8527ZT/ES |
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A-b |
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A |
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MAIN UNIT |
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A |
AM:+16.8dBs
FM:+14.0dBs
CD: +27dBs
LAN: +27dBs
TAPE:+20.9dBs
B
600 H |
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2dBs |
C |
0dBs |
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1dBs |
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1dBs |
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1dBs |
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LAN:+8.23dBs |
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(1kHz 0dB |
> |
± 1Vrms(+8.23dB) |
D
NOTE :
Symbol indicates a resistor.
No differentiation is made between chip resistors and discrete resistors.
Symbol indicates a capacitor.
No differentiation is made between chip capacitors and discrete capacitors.
The > mark found on some component parts indicates D CN251 the importance of the safety factor of the part.
Therefore, when replacing, be sure to use parts of identical designation.
E
Decimal points for resistor and capacitor fixed values are expressed as :
2.2 |
← |
2R2 |
0.022 |
←R022 |
F
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FH-M8527ZT/ES |
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-9.2dBs |
12.0dBs |
+1dBs |
+1dBs |
-5.1dBs |
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AM: |
FM:- |
CD: |
LAN: |
TAPE: |
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TAPE:-11.1dBs
LAN: 0dBs
CD: 0dBs
FM:-28.0dBs
AM:-27.0dBs
A-a A-b
D
E
FM/AM TUNER UNIT |
AM:-12.7dBs(DET out=-12.7± 2dBs) FM: (400Hz,30%mod -30dBs) |
F
A-a
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FH-M8527ZT/ES |
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CN901
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FH-M8527ZT/ES
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CN251 |
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A-b |
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TAPE:-7.3dBs -8.2dBs(ACT-150,200nWb/m) -7.3dBs(TCC-140,250nWb/m) |
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C
CD:+4.2dBs (1kHz 0dB 1180± 100mVrms) |
CN701 |
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A-b |
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-a |
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D
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A-a
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A
B
C
A-a A-b
D
E
A MAIN UNIT
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> |
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AM:+16.8dBs FM:+14.0dBs CD: +27dBs LAN: +27dBs TAPE:+20.9dBs |
LAN:+8.23dBs (1kHz |
1Vrms(+8.23dB) |
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0dB |
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± |
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600 H |
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F
A-b |
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FH-M8527ZT/ES |
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M8527ZT/ES-FH |
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CN251 |
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b- |
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NOTE :
Symbol indicates a resistor.
No differentiation is made between chip resistors and discrete resistors.
Symbol indicates a capacitor.
No differentiation is made between chip capacitors and discrete capacitors.
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.
A-a A-b
5
6
7
Decimal points for resistor and capacitor fixed values are expressed as :
2.2 |
← |
2R2 |
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0.022 |
← |
R022 |
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8
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3.3 KEYBOARD UNIT
A
B
C
D
E
F
B
22
TAPE EJECT(LH) |
DIRECTION(LH |
DIRECTION(RH) |
TAPE EJECT(R |
LH FH-M8527ZT/ES
RH FH-M8627ZT/ES
LH FH-M8527ZT/CS
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REW(LH) |
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SEEK TRACK |
FF( |
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DOWN(RH) |
SEEK |
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UP( |
MUTE(LH) |
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CD EJECT(RH) |
SEEK TRACK |
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UP(LH) |
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FF(RH) |
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AM(LH) |
FM(LH) |
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DISC(RH) |
TAPE(RH) |
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SEEK TRACK |
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DOWN(LH) |
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REW(RH) |
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CD EJECT(LH) |
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TAPE(LH) |
DISC(LH) |
MUTE(RH) |
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FM(RH) |
AM(RH) |
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SCAN |
TEXT |
5.4V
FH-M8527ZT/ES
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A
DIRECTION(LH) TAPE EJECT(RH)
B KEYBOARD UNIT
B
FF(LH)
SEEK TRACK
UP(RH)
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PWR•VOL(LH) |
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AUDIO•TUNE(RH) |
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FM(LH) |
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TAPE(RH) |
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DISC(LH) |
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AM(RH) |
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AUDIO•TUNE(LH) |
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PWR•VOL(RH) |
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3 |
TEXT |
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C
A
CN681
D
E
F
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FH-M8527ZT/ES |
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3.4 CD MECHANISM MODULE |
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C CONTROL UNIT |
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PICKUP UNIT |
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(SERVICE)(P9) |
RF AMP |
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CN101 |
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91K |
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91K |
C
D
ACT/MOTOR DRIVER
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SPINDLE |
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M1 CXB6007 |
E |
LOADING/CARRIAGE |
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M2 CXB8284 |
F
5V REGULATOR
C
24 |
FH-M8527ZT/ES |
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A
SERVO CONTROL/DSP/DAC/LPF
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TC9495FP
C
16.934MHz
D
SWITCHES:
CONTROL UNIT
S901 : HOME SWITCH.....ON-OFF
S902 : CLAMP SWITCH....ON-OFF
S903 : DSCSNS SWITCH....ON-OFF
S904 : 12EJ SWITCH....ON-OFF
S905 : 8EJ SWITCH....ON-OFF
The underlined indicates the switch position.
E
CN701
A
CN601
F
C
FH-M8527ZT/ES |
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Note:1. The encircled numbers denote measuring pointes in the circuit diagram.
2.Reference voltage VREF:2.1V
- Waveforms
A
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1 CH1:DSCSNS |
5V/div. |
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1 CH1:DSCSNS |
5V/div. |
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5 CH1:FD |
500mV/div. |
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2 CH2:CLCONT |
5V/div. |
500ms/div. |
2 CH2:CLCONT |
5V/div. |
500ms/div. |
6 CH2:FOK |
5V/div. |
500ms/div. |
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5V/div. |
3 CH3:LOEJ |
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5V/div. |
7 CH3:MD |
5V/div. |
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4 CH4:VD |
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10V/div. |
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4 CH4:VD |
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10V/div. |
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When setting up "Source On" |
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When loading (12 cm CD) |
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When loading (8 cm CD) |
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GND |
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GND |
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VREF |
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5 CH1:FD |
500mV/div. |
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8 CH1:FE |
500mV/div. |
500ms/div. |
0 CH1:TE |
500mV/div. |
200ms/div. |
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6 CH2:FOK |
5V/div. |
100ms/div. |
9 CH2:FOON |
5V/div. |
8 CH2:FE |
500mV/div. |
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7 CH3:MD |
5V/div. |
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When setting up "Source On" |
When setting up "Source On" |
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8 CH1:FE |
500mV/div. |
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@ CH1:BCK |
2V/div. |
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1µs/div. |
# CH1:LRCK |
2V/div. |
10µs/div. |
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5 CH2:FD |
500mV/div. |
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$ CH2:DOUT |
2V/div. |
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0 CH3:TE |
500mV/div. |
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During "Play" |
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! CH4:TD |
500mV/div. |
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7 CH1:MD |
500mV/div. |
10µs/div. |
% CH1:RFO |
500mV/div. |
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0.5µs/div. |
% CH1:RFO |
500mV/div. |
2ms/div. |
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0 CH2:TE |
500mV/div. |
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VREF |
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VREF |
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Test |
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