Pioneer KEH-1033 User manual
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.
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-ZZS. NOV. 2002 Printed in Japan
ORDER NO.
CRT2977
HIGH POWER CASSETTE PLAYER WITH FM/MW/LW TUNER
KEH-1033XM/EW
Service
Manual
BANDBAND
BASS/TREBLE BOOSTERBASS/TREBLE BOOSTER
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KEH-1033KEH-1033
KEH-1033/XM/EW
KEH-1032XM/EW
For details, refer to "Important symbols for good services".
KEH-2031XM/EE
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TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
http://www.xiaoyu163.com
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KEH-1033/XM/EW
[ Important symbols for good services ]
In this manual, the symbols shown-below indicate that adjustments, settings or cleaning should be made securely.
When you find the procedures bearing any of the symbols, be sure to fulfill them:
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
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.
5. Lubricants, glues, and replacement parts
Appropriately applying grease or glue can maintain the product performances. But improper lubrication or applying
glue may lead to failures or troubles in the product. By following the instructions in this manual, be sure to apply the
prescribed grease or glue to proper portions by the appropriate amount.For replacement parts or tools, the prescribed
ones should be used.
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.
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.
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.
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TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
http://www.xiaoyu163.com
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KEH-1033/XM/EW
CONTENTS
SAFETY INFORMATION ............................................2
1. SPECIFICATIONS........................................................4
2. EXPLODED VIEWS AND PARTS LIST.......................6
2.1 PACKING(KEH-1033/XM/EW, 1032/XM/EW).......6
2.2 PACKING(KEH-2031/XM/EE)................................8
2.3 EXTERIOR(KEH-1033/XM/EW, 1032/XM/EW)...10
2.4 EXTERIOR(KEH-2031/XM/EE)............................12
2.5 CASSETTE MECHANISM ..................................14
3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM ...16
3.1 BLOCK DIAGRAM ..............................................16
3.2 OVERALL CONNECTION DIAGRAM.................18
3.3 KEYBOARD UNIT ...............................................20
3.4 CASSETTE MECHANISM ..................................22
4. PCB CONNECTION DIAGRAM ................................24
4.1 TUNER AMP UNIT .............................................24
4.2 KEYBOARD UNIT ..............................................28
4.3 CASSETTE MECHANISM ..................................30
5. ELECTRICAL PARTS LIST ........................................31
6. ADJUSTMENT..........................................................35
7. GENERAL INFORMATION .......................................36
7.1 DIAGNOSIS ........................................................36
7.1.1 DISASSEMBLY .........................................36
7.1.2 CONNECTOR FUNCTION DESCRIPTION ...37
7.2 PARTS .................................................................39
7.2.1 IC................................................................39
7.2.2 DISPLAY ....................................................43
7.3 OPERATIONAL FLOW CHART...........................44
7.4 CLEANING ..........................................................45
8. OPERATIONS ...........................................................46
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TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
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KEH-1033/XM/EW
1. SPECIFICATIONS
Backup current....................Less than 3 mA
4.76 cm/sec. (+0.14cm/sec., -0.05cm/sec.)
-KEH-1033/XM/EW, 1032/XM/EW
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TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
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KEH-1033/XM/EW
Backup current....................Less than 3 mA
4.76 cm/sec. (+0.14cm/sec., -0.05cm/sec.)
-KEH-2031/XM/EE
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TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
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KEH-1033/XM/EW
2. EXPLODED VIEWS AND PARTS LIST
2.1 PACKING(KEH-1033/XM/EW, 1032/XM/EW)
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TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
http://www.xiaoyu163.com
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KEH-1033/XM/EW
1 Accessory Assy CEA3094
2 Screw CBA1002
3 Fixing Screw(M2x4) CBA1488
4 Handle CNC5395
5 Bush CNV3930
* 6 Polyethylene Bag E36-615
* 7-1 Passport CRY1013
* 7-2 Warranty Card CRY1157
7-3 Owner’s Manual CZR2964
7-4 Installation Manual CZR2965
8 Contain Box(KEH-1033) CZH6606
Contain Box(KEH-1032) CZH6604
9 Case Assy CXB3520
10 Cord Assy CZD2979
11 Polyethylene Bag CZE2903
12 Protector CZH5591
13 Protector CZH5592
14 Carton(KEH-1033) CZH6605
Carton(KEH-1032) CZH6603
Mark No. Description Part No. Mark No. Description Part No.
-PACKING(KEH-1033/XM/EW, 1032/XM/EW) SECTION PARTS LIST
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.
( In the case of no amount instructions, apply as you think it appropriate.)
-Owner's Manual, Installation Manual
Model Part No. Language
KEH-1033/XM/EW CZR2964 English, Spanish, German, French, Italian, Dutch
KEH-1032/XM/EW CZR2965 English, Spanish, German, French, Italian, Dutch
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TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
http://www.xiaoyu163.com
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KEH-1033/XM/EW
-Owner's Manual, Installation Manual
Model Part No. Language
KEH-2031/XM/EE CZR2957 English, Russian
CZR2958 English, Russian
* 1-1 Warranty Card CRY1157
1-2 Owner’s Manual CZR2957
1-3 Installation Manual CZR2958
2 Case Assy CXB3520
3 Cord Assy CZD2976
4 Polyethylene Bag CZE2903
5 Accessory Assy CZE2954
6 Spring CBH1650
7 Handle CNC5395
8 Bush CNV3930
* 9 Polyethylene Bag CZE2908
10 Screw Assy CZE2952
11 Screw CBA1002
12 Fixing Screw(M2x4) CBA1488
* 13 Polyethylene Bag CEG-127
14 Screw CRZ50P080FMC
15 Screw TRZ50P080FMC
16 Protector CZH5592
17 Protector CZH5591
18 Carton CZH5597
19 Contain Box CZH5598
Mark No. Description Part No. Mark No. Description Part No.
-PACKING(KEH-2031/XM/EE) SECTION PARTS LIST
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TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
http://www.xiaoyu163.com
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KEH-1033/XM/EW
1 Screw BSZ26P060FMC
2 Button CAC4836
3 Door(KEH-1033) CAT2108
Door(KEH-1032) CAT2456
4 Spring CBH1834
5 Spring CBH1835
6 Spring CBH1996
7 Bracket CNC6135
8 Bracket CNC6791
9 Arm CNV4692
10 Arm CNV4693
11 Arm CNV4728
12 Spring CZB2982
13 Cord Assy CZD2979
14 Plate CZN6730
15 Case CZN6739
16 Panel(KEH-1033) CZN6757
Panel(KEH-1032) CZN6867
17 Insulator CZN6836
18 Chassis(KEH-1033) CZN6858
Chassis(KEH-1032) CZN6857
19 Tuner Amp Unit CZW5541
20 •••••
21 Screw BSZ26P100FMC
22 Fuse(10A) CEK1208
23 Tuner Unit(TU100) CZW5535
24-26 •••••
27 Connector(CN800) CKS3581
28 Antenna Jack(CN100) CKX1056
29 Connector(CN200) CZK2945
30 Connector(CN250) CZK2946
31 Connector(CN600) CZK2951
32 Connector(CN101) CZK2954
33 Rear Chassis CZN6861
34 Heat Sink CZN6835
35 Keyboard Unit(KEH-1033) CZW5544
Keyboard Unit(KEH-1032) CZW5543
36 Connector(CN900) CKS3580
37 LCD(LCD900) CZA5579
38 Holder CZN6743
39 Connector CZN6745
40 Light Plate CZN6760
41 Lighting Conductor CZN6846
42 Rubber CZN6847
43 Sheet CZN6848
44 Screw BMZ26P040FMC
45 Bracket CZN6738
46 Mechanism CZX5514
47 Detach Grille Assy(KEH-1033) CZX5554
Detach Grille Assy(KEH-1032) CZX5553
48 Screw BPZ20P100FZK
49 Button(DETACH)(KEH-1033) CAC5929
Button(DETACH)(KEH-1032) CAC7870
50 Button(FF) CZA5529
51 Button(REW) CZA5530
52 Button(EJECT) CZA5531
56 Button(VOL) CZA5563
55 Button(1-6) CZA5564
54 Button(BTB) CZA5565
53 Button(SOURCE) CZA5567
57 Spring CZB2976
58 Spring CZB2977
59 Cover(KEH-1033) CZN6754
Cover(KEH-1032) CZN6753
60 Screw IMS20P030FZK
61 Screw ISS26P055FUC
62 Transistor(Q604) 2SD2396
63 IC(IC500) TDA7384
Mark No. Description Part No. Mark No. Description Part No.
-EXTERIOR(KEH-1033/XM/EW, 1032/XM/EW) SECTION PARTS LIST
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TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
http://www.xiaoyu163.com
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KEH-1033/XM/EW
1 Screw BSZ26P060FMC
2 Button CAC4836
3 Door CAT2108
4 Spring CBH1834
5 Spring CBH1835
6 Spring CBH1996
7 Bracket CNC6135
8 Bracket CNC6791
9 Arm CNV4692
10 Arm CNV4693
11 Arm CNV4728
12 Spring CZB2982
13 Cord Assy CZD2976
14 Plate CZN6730
15 Case CZN6739
16 Panel CZN6872
17 Insulator CZN6836
* 18 Chassis CZN6735
19 Tuner Amp Unit CZW5539
20 Screw BPZ26P100FZK
21 Screw BSZ26P100FMC
22 Fuse(10A) CEK1208
23 Tuner Unit(TU100) CZW5536
24 •••••
25 Pin Jack(CN350) CKB1041
26 •••••
27 Connector(CN800) CKS3581
28 Antenna Jack(CN100) CKX1056
29 Connector(CN200) CZK2945
30 Connector(CN250) CZK2946
31 Connector(CN600) CZK2951
32 Connector(CN101) CZK2954
33 Rear Chassis CZN6865
34 Heat Sink CZN6835
35 Keyboard Unit CZW5543
36 Connector(CN900) CKS3580
37 LCD(LCD900) CZA5579
38 Holder CZN6743
39 Connector CZN6745
40 Light Plate CZN6760
41 Lighting Conductor CZN6846
42 Rubber CZN6847
43 Sheet CZN6848
44 Screw BMZ26P040FMC
45 Bracket CZN6738
46 Mechanism CZX5514
47 Detach Grille Assy CZX5550
48 Screw BPZ20P100FZK
49 Button(DETACH) CAC5929
50 Button(FF) CZA5529
51 Button(REW) CZA5530
52 Button(EJECT) CZA5531
53 Button(SOURCE) CZA5567
54 Button(BTB) CZA5565
55 Button(1-6) CZA5564
56 Button(VOL) CZA5563
57 Spring CZB2976
58 Spring CZB2977
59 Cover CZN6754
60 Screw IMS20P030FZK
61 Screw ISS26P055FUC
62 Transistor(Q604) 2SD2396
63 IC(IC500) TDA7384
64 Panel CNS7485
Mark No. Description Part No. Mark No. Description Part No.
-EXTERIOR(KEH-2031/XM/EE) SECTION PARTS LIST
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TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
http://www.xiaoyu163.com
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KEH-1033/XM/EW
Mark No. Description Part No. Mark No. Description Part No.
-CASSETTE MECHANISM SECTION PARTS LIST
1 Washer 1-0036-5024
2 Roller 1-0363-3018
3 Spring 1-0036-4011
4 Head(HD1) 1-0036-7123
5 Screw 1-0138-5002
6 Screw 2-1012-0040-C2
7 Plate 1-0036-1015
8 Spring 1-0036-4010
9 Arm 10138-2005-3
10 Shim 1-0138-1006
11 Pinch Arm (F) Assy 1-0036-6014
12 Spring 1-0363-4003
13 Screw 2-1032-0070-C2
14 Tape Guide 1-0038-2018
15 Link 1-0363-2006
16 Pinch Arm (R) Assy 1-0036-6013
17 Spring 1-0363-4004
18 Motor Assy (M1) X-0363-7006
19 Power Switch (S1) 1-0363-7005
20 Mute Switch (S2) 1-0363-7001
21 Screw 213317040-C2
22 Screw 2-1032-0025-C2
23 Arm Assy X-0363-6003
24 Slide Switch (S3) 1-0363-7002
25 SW PWB 1-0363-7008
26 Belt 1-0036-5018
27 Screw 213820030-C2
28 Belt 1-0036-5004
NOTE
-For the cassette mechanism, only the parts listde here are available as spare parts.
The others (not shown in the list)cannot be supplied.
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TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
http://www.xiaoyu163.com
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KEH-1033/XM/EW
3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM
3.1 BLOCK DIAGRAM
CF3
CF2
IC 1
1st IF 10.7MHz
2nd IF 450kHz
13 14 17 16 15 69181012758112134
VC4
X1
10.26M
Q2
X2
CF1
D1
L2
CF4
AM ANT IN
GND
AM Lo/Dx
FM ANT IN
FM/AM Vt
FM Lo/Dx
FM VCC
FM/AM VSM
GND
FM/AM VCC
N.C
N.C
VC3
AM IFT2
AM IFT3
L5
VC1 L8 L9
L6 L7
VC2
Q3
VR2
GND
TP1
T1 FM DET
AM RF
Q1
AM OSC
FM RF
FM OSC
12 4 5 7 10
46 45 35
3637
32
31
30
29
28
27
26
24
23
20
19
49
51
52
53
54
56
57
59
60
62
63
64
58
55
15 16
34
TUNER UNIT
OSC/MIX/IF AMP/AGC
DET/SNC/MRC/MPX
FM/AM
OSC BUFF
FM/AM S.D OUT
FM ST IDN./MONO
FM/AM IF
COUNT OUT
L OUT
(AM AF)
R OUT
(AM AF)
FM/AM
IFT1
D2
8
7
6
5
2
1
CASSETTE MECHANISM
1
3
8
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6
2
1
5
46
C
SWITCH PCB
M1
MOTOR ASSY
M
S1
TAPE/TUN
S2
MUTE
HD1
HEAD
1
2
Q150
LPF COM9V
29
76
30
PLL
Q102
COM9V
Q151
B.U5V
IC150 LC72135M
1
3
IC200
BA4560F
EQ-AMP
7
5
Q250
Q251
9 16 1 20 14 13
15
7
B.U14V
CN200
LCH
MOTOR+
CN250
53
CN100
ANT.
36
TUNER AMP UNIT
A
EC
TAPE IN
ST
SD
SL
MOTOR
SW5V
w
w
w
.
x
i
a
o
y
u
1
6
3
.
c
o
m
Q
Q
3
7
6
3
1
5
1
5
0
9
9
2
8
9
4
2
9
8
T
E
L
1
3
9
4
2
2
9
6
5
1
3
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
http://www.xiaoyu163.com
17
5678
F
E
D
C
B
A
5678
KEH-1033/XM/EW
46
29
76
30
53
36
EE
BU
EE
TAPE IN
48
FFREW
1
3
CN350
LCH
GND
Q351
Q350
Q500
MUTE
VCC1
VCC2
4FL-
ACC
CN600
5
6
7
1
FL+
RL+
RL-
GND
16
Q603
Q602
B.U5V
Q501
B.U5V
Q606
Q607
B.U14V
Q604
COM9V ILL+B
IC2
PST3434UL
RESET
B.U5V
1
2
IC600
TPD1018F
111
5
B.REM
Q600
Q601 10
6
60
5
54
69
70
66
55
65
Q800
B.U5V
2
8
CN800
DGND
ILLGND
ST
SD
SL
MUTE
SYSPW
X2
X1
BSENS
B.REM
ASENS
RESET
3
SW5V
7
1
6
39
SWVDD
KEYBOARD UNIT
Q605
IC1 000974490
SYSTEM CONTROLLER
MOTOR
IC300
PML010A
ELECTRONIC VOLUME
2
4
IN1L
IN3L
SW5V
11
10
OUT_RL
OUT_FL
IC500
TDA7384
15 IN3 RL
11 IN1 FL
4STB
7
9
17
19
IC900
PD6340A
CN900
8
56 VDD
22
23
XO
XI
LCD KEY MATRIX
B
B.U14V
22 6 20
POWER AMP
REAR OUT
w
w
w
.
x
i
a
o
y
u
1
6
3
.
c
o
m
Q
Q
3
7
6
3
1
5
1
5
0
9
9
2
8
9
4
2
9
8
T
E
L
1
3
9
4
2
2
9
6
5
1
3
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
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18
TUNER AMP UNIT
TUNER UNIT
CN100
ANT
TU100
LPF
LC72135M
IC150
BA4560F
IC200
PLL
EQ-AMP
CASSETTE MECHANISM
CN200
CN250
CN900
CN800
SYSTEM CONTROLLER
000974490IC1
PML010AIC300
FM -25dBs
AM -23dBs
TAPE-11dBs
FM -20dBs
AM -18dBs
KEYBOARD UNIT
1
2
3
1
2
3
4
5
6
7
8
7
6
5
4
1
3
2
8
2
1
3
8
7
6
5
4
3
2
1
2
3
4
5
6
7
81
231
R01C104
10/16C103
R01C102
470/10C101
R022C111
DTC124EK
Q100
4R7uHL103
10uH
L100
2R2KR105
1SS355
D100
68mH
L101
12345678910 11
DSP-201M-A11F
DSP100 AM ANT
FM ANT
GND
AM LO/DX
FM LO/DX
FM/AM VCC
FM VCC
GND
GND
NC
"AR100"
+
+
+
+
+
1R8KR253
R204
+
EW
GND2
100/10
C207
470P
C210
C200
470
R162
15K
R209
R208
11ES2
D250
1KR160
1/4W
3R3
R250
47K
R200
R01
C212
330P
C159
330P
C161
47K
R416
47K
R201
C206
15P
C155
1SS133
D200
2R2K
R154
1KR159
10
R212
R01
C153
100K
R254
10/16
C211
GND6
100P
C204
470/10
C154
560K
R207
GND5
C209
C208
1R8KR252
10K
R251
10K
R214
180
22P
C201
3R3K
R152
33/10
C213
100P
C205
GND4
GND1
100K
R255
15P
C156
R001
C202 R001
C203
560K
R206
R01C162
12345678910
16171820 19
33
R205
7.2MHz
X150
22P
100K
R256
1K
R211
1K
R210
2SA1706Q250
0.01
C122
GND1
2R2K
R151
R47/50
C151
2SK536
ET100
DTC114EK
Q251
100
R202
100
R203
1
OUT1
2
IN-1
3
IN+1
4
GND
5
IN+2
6
IN-2
8
VCC
7
OUT2
TUNPCK
TUNPDO
TUNPCE
TUNPDI
GND3
GND2
GND1
MOTOR+
MOTOR-
N/R
FFREW
TAPE_IN
AGND
RCH
LCH
14V
XIN
CE
DI
CLK
DO
NC
XOUT
VSS
NC
NC
NC
PD
VDD
NC
FM_IN
LO/DX
AM_IN
SEEK
FM/AM
IF_IN
"CN101"
33 15K
10KR213
100/10 R01
+
+
22K
R115
100R102
EE
EW
1R5KR113
51KR156
R1
C801
2R2K
R805
4R7uHL102
DTA123YKA
Q151
TP1
FM/AM
IF CONT
FM/AM
DET OUT
DTA123YKA
Q102
10KR157
R153
10uHL800
22K
R806
2R2K
R114
1/4W
4R7
R804
2PB709A
Q800
R1
C800
22KR125
R01C157
R01C121
4R7uH
L151
100R103
2R2K
R807
R022C120
R01C112
R047C113
10K
R110
1KR16
100KR124
R0033
C105
R0033
C106
10/16C158
41
42
43
44
45
46
47
48
49
50
12 13 14 15 16 17 18
SL
C-LCH
SW5V
TAPE_IN
FFREW
F/R
MOTOR
C-RCH
SD/ST
SD/ST
SW5V
SWVDD
FFREW
F/R
ILL+B
DSENS
KYDT
DPDT
TAPE_IN
FM/AM Vt
FM/AM OSC
L OUT
R OUT
SD/ST
FM/AM VSM
8V
5V
8V
5V
61
XT2
R22C306
1K
R7
G
R22C304
10PC316
GND2
2R2/50
C
R10
10PC314
R12
1K
R3
1K
R2
1K
R1
1K
R4
1K
R6
1K
R5
100KR15
4R7C312
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
51
52
53
54
55
56
57
58
59
60
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
TU-LCH
C-LCH
VCK
MUTE
KYDT
DPDT
TUNPDI
TUNPDO
TUNPCK
TUNPCE
VST
VDT
MOTOR
SYSPW
B.REM
SWVDD
ADPW
AVSS
MUTE
AVREF1
KYDT
DPDT
TUNPDI
TUNPDO
TUNPCK
TUNPCE
NC
VST
VDT
VCK
ST
VSS1
SW5V
SWVDD
TAPE_IN
NC(PCL)
FFREW
F/R
MOTOR
SYSPW
B.REM
RESET
DSENS
ASENS
BSENS
VSSO
VDD1
X2
X1
IC
XT1(TEST)
VDDO
AVREFO
SL
MODEL
+
10P
C313
R1C301
R22C305
10P
C315
R22C303
+
4R7uH
L300
15K
R121
15K
R120
10K
R123
10K
R122
4R7C311
1234567891011121314
1516171819202122232425262728
10/16
C302
47/16C300
TU-RCH
TU-LCH
C-RCH
TU-RCH
VREF
IN1L
AGND
IN2L
IN3L
IN4+L
IN4-L
LOUDOUT_L
SVIN_L
OUT_FL
OUT_RL
NC
DGND
CLK
LOUDOUT_R
SVIN_R
OUT_FR
AGND
VCC
IN2R
IN4+R
IN4-R
IN3R
IN1R
NC
STB
DATA
OUT_RR
8V
R01
1112131415
Q150
21
VCK
SD
1SS133
D802
GND3
1SS133
D804
2R2KR800
1SS133
D800
1SS133
D801
GND1
47K
R803
2R2K
R802
1SS133
D805
1SS133
D803
2R2K
R801
DSENS
DGND
SW5V
NC
KYDT
DPDT
ILL+B
ILLGND
BC
A
1234
1234
F
E
D
C
B
A
KEH-1033/XM/EW
3.2 OVERALL CONNECTION DIAGRAM
Note: When ordering service parts, be sure to refer to “EXPLODED VIEWS AND PARTS LIST” or “ELECTRICAL PARTS
LIST”.
A
w
w
w
.
x
i
a
o
y
u
1
6
3
.
c
o
m
Q
Q
3
7
6
3
1
5
1
5
0
9
9
2
8
9
4
2
9
8
T
E
L
1
3
9
4
2
2
9
6
5
1
3
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
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19
FM -3dBs
AM 0dBs
TAPE-4dBs
POWER AMP
SW14V
ASENSE
COM9V BU5V
BSENSE
TPD1018F
IC600
TDA7384
IC500
EE
FM -4dBs
AM -0.5dBs
TAPE-4.5dBs
CN350
REAR OUT
MUTE
EE
ELECTRONIC
VOLUME
RESET
PST3434ULIC2
123456789
10 11 12 13 14 1516 17 18
1
2
3
61
+
XT2
R13
1K
R7
15P
C7
GND3
10PC316
47KR8
2R2/50
C4
6R8KR10
10PC314
R12
TP2
10/16
C3
X1
1SS355
D1
1
VOUT
2
VDD 3NC
4VSS
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
2R2KR9
VCK
MUTE
ASENS
BSENS
DSENS
ENS
ENS
ENS
SSO
DD1
X2
X1
IC
ST)
DDO
EFO
SL
DEL
+
15P
C6
VDT
VST
EE
47K 33K
EW
R14 33K47K
47K
R11
10P
C313
2R2uH
L1
10P
C315
R614
R14
100R302
R13
0
100R304
4.194304MHz
R615
R1
C2
R1
C8
15P
C1
10 11 12 13 14
1516171819
FR
FR
RR
FL
RL
SL
OUT_FL
OUT_RL
NC
DGND
CLK
OUT_FR
NC
STB
DATA
OUT_RR
5V
+
+
+
+
+
R47
C502
220
R503
R47
C500
1R5K
R611
D603
R47
C501
10K
R501
R604
R1
C512
GND2
R1
C603
2R2/50C351
2R2
C510
R47
C503
R001
C602
2SD2396
Q604
10K
R607
2PD601A
Q601
15K
R502
IMD2AQ501
1
2
34
5
6
2R2
C509
R47
C505
DTC124EK
Q500
10K
33/10
C511
R01
C611
22K
R613
820
R351
1R2K
R609
100R305
R47
C507
DAN202U
D500
10/16
C508
47K
R606
2R2/50C350
R47
C506
100R303
HZS9L(A2)
D609
100
R504
11ES2
D605
DTA124EK
Q351
R605
270
R610
2PD601A
Q605
11ES2D604
R047
C604
R47
C504
R1
C513
10K
R500
HZS9L(C1)
D608
3
2
16
5
4
3
2
1
4
5
6
1R8K
R616
1R8K
100/10
C612
10K
R612
C516C520
IMH3A
Q350
1
2
34
5
6
12345
689107
2SA2112
Q606
DTC114EK
Q607
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
820R350
1R5K
R505
RL
RR
FL
B.REM
SYSPW
ASENS
ILL+B
B.REM
IN
GND
GND
GND
DIAG
GND
GND
GND
OUT
VCC
DC_CONNECTOR
56
11
3
1
87
10
4
9
16
15 14 13 12
2
CEK1208
10A !
+
+
+
+
HZS7L(A1)
22K
R608
1K
R01
C607
R01
C606
100KR600
R0022
C352
11ES2
D606
47/16
C605
100KR603
470/16C608
GND1
3300/16
C600
2PD601A
Q603
L600
47K
R602
R0022
C353
HZS6L(B2)
D607
HZS7L(C2)
D602
R01C610
47K
R353
22K
2PD601A
Q600
47K
R601
GND1
47K
R352
R1
C601
100/10C609
GND1
CN600
R001
R001
C517
R001
C518
R001
C519
R001
0.001
C521
R001
C522
R001
C523
2SB1181F5
Q602
FR-
FR+
FL-
FL+
RL+
RL-
RR+
RR-
BSENS
FR+
FR-
RCH
GND
LCH
GND
FR-
FR+
FL-
FL+
RL+
RL-
RR+
RR-
ACC
B_REM
BU
600uH
11ES2
D600
11ES2
D601
RL+
FL+
FL-
RL-
RR-
RR+
NOTE : Decimal points for resistor
and capacitor fixed values
are expressed as :
2.2 2R2
0.022 R022
←
←
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.
5678
F
E
D
C
B
A
5678
KEH-1033/XM/EW A
w
w
w
.
x
i
a
o
y
u
1
6
3
.
c
o
m
Q
Q
3
7
6
3
1
5
1
5
0
9
9
2
8
9
4
2
9
8
T
E
L
1
3
9
4
2
2
9
6
5
1
3
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
http://www.xiaoyu163.com
20
GND9
KEYBOARD UNIT
B
PD6340A
IC900
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
2R2
C901
R1
C900
47K
R903
470
RN901
470
RN900
4.97MHz
X900
LCD900 CZA5579
151015202530354042
SEG38
SEG37
SEG36
SEG35
SEG34
SEG33
SEG32
SEG31
SEG29
SEG28
SEG30
SEG22
SEG27
SEG25
SEG24
SEG23
SEG21
SEG26
SEG20
SEG19
SEG18
SEG17
SEG16
SEG14
SEG15
SEG13
SEG7
SEG9
SEG12
SEG8
SEG10
SEG11
SEG6
SEG5
SEG4
SEG3
SEG1
SEG2
COM3
COM0
COM2
COM1
KDT1
KDT0
KST0
KST1
KST2
KST3
COM0
COM1
COM3
SEG2
SEG1
SEG4
SEG3
SEG12
SEG6
SEG11
SEG5
SEG9
SEG10
SEG8
SEG7
SEG28
SEG20
SEG14
SEG27
SEG21
SEG25
SEG26
SEG24
SEG23
SEG13
SEG22
SEG17
SEG18
SEG16
SEG15
SEG34
SEG30
SEG31
SEG32
SEG33
SEG35
SEG37
SEG29
SEG36
SEG38
COM2
SEG19
SEG4
SEG3
SEG2
SEG1
SEG0
COM3
COM2
COM1
COM0
LCDB
KST3
KST2
KST1
KST0
KDT0
KDT1
REM
DPDT
RST
KYDT
MODA
XO
XI
VSS
KDT2
KDT3
NC
SEG37
SEG39
SEG38
SEG36
KST4
SEG35
SEG34
SEG33
SEG32
SEG31
SEG30
SEG29
SEG28
SEG27
SEG26
SEG25
SEG24
SEG23
SEG22
SEG21
SEG20
SEG19
SEG18
SEG17
SEG16
SEG15
SEG14
SEG13
VDD
SEG12
SEG11
SEG10
SEG9
SEG8
SEG7
SEG6
SEG5
B
1234
1234
F
E
D
C
B
A
KEH-1033/XM/EW
3.3 KEYBOARD UNIT
B
w
w
w
.
x
i
a
o
y
u
1
6
3
.
c
o
m
Q
Q
3
7
6
3
1
5
1
5
0
9
9
2
8
9
4
2
9
8
T
E
L
1
3
9
4
2
2
9
6
5
1
3
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
http://www.xiaoyu163.com
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