For details, refer to "Important Check Points for good servicing".
T-IZR MAR. 2006 printed in Japan
1234
SAFETY INFORMATION
A
This service manual is intended for qualified service technicians ; it is not meant for the casual do-ityourselfer. 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.
WARNING
This product contains lead in solder and certain electrical parts contain chemicals which are known to the state of California to
causecancer, birth defects or other reproductive harm.
B
NOTICE
(FOR CANADIAN MODEL ONLY)
Fuse symbols (fast operating fuse) and/or (slow operating fuse) on PCB indicate that replacement
parts must be of identical designation.
Health & Safety Code Section 25249.6 – Proposition 65
REMARQUE
(POUR MODÈLE CANADIEN SEULEMENT)
Les symboles de fusible (fusible de type rapide) et/ou (fusible de type lent) sur CCI indiquent que
les pièces de remplacement doivent avoir la même désignation.
C
(FOR USA MODEL ONLY)
1. SAFETY PRECAUTIONS
The following check should be performed for the
continued protection of the customer and
service technician.
LEAKAGE CURRENT CHECK
Measure leakage current to a known earth ground (waterpipe
D
E
, conduit, etc.) by connecting a leakage current tester
such as Simpson Model 229-2 or equivalent between the
earth ground and all exposed metal parts of the appliance
(input/output terminals, screwheads, metal overlays, control
shaft, etc.). Plug the AC line cord of the appliance directly
into a 120V AC 60Hz outlet and turn the AC power switch
on. Any current measured must not exceed 0.5mA.
Reading should
not be above
0.5mA
Device
under
test
Test all
exposed metal
surfaces
Also test with
plug reversed
(Using AC adapter
plug as required)
Leakage
current
tester
Earth
ground
ANY MEASUREMENTS NOT WITHIN THE LIMITS
OUTLINED ABOVE ARE INDICATIVE OF A POTENTIAL
SHOCK HAZARD AND MUST BE CORRECTED BEFORE
RETURNING THE APPLIANCE TO THE CUSTOMER.
2. PRODUCT SAFETY NOTICE
Many electrical and mechanical parts in the appliance
have special safety related characteristics. These are
often not evident from visual inspection nor the protection
afforded by them necessarily can be obtained by using
replacement components rated for voltage, wattage, etc.
Replacement parts which have these special safety
characteristics are identified in this Service Manual.
Electrical components having such features are identified
by marking with a on the schematics and on the parts list
in this Service Manual.
The use of a substitute replacement component which does
not have the same safety characteristics as the PIONEER
recommended replacement one, shown in the parts list in
this Service Manual, may create shock, fire, or other hazards.
Product Safety is continuously under review and new
instructions are issued from time to time. For the latest
information, always consult the current PIONEER Service
Manual. A subscription to, or additional copies of, PIONEER
Service Manual may be obtained at a nominal charge
from PIONEER.
F
2
1234
AC Leakage Test
DJM-800
5678
[Important Check Points for Good Servicing]
In this manual, procedures that must be performed during repairs are marked with the below symbol.
Please be sure to confirm and follow these procedures.
1. Product safety
Please conform to product regulations (such as safety and radiation regulations), and maintain a safe servicing environment by
following the safety instructions described in this manual.
1 Use specified parts for repair.
Use genuine parts. Be sure to use important parts for safety.
2 Do not perform modifications without proper instructions.
Please follow the specified safety methods when modification(addition/change of parts) is required due to interferences such as
radio/TV interference and foreign noise.
3 Make sure the soldering of repaired locations is properly performed.
When you solder while repairing, please be sure that there are no cold solder and other debris.
Soldering should be finished with the proper quantity. (Refer to the example)
4 Make sure the screws are tightly fastened.
Please be sure that all screws are fastened, and that there are no loose screws.
5 Make sure each connectors are correctly inserted.
Please be sure that all connectors are inserted, and that there are no imperfect insertion.
6 Make sure the wiring cables are set to their original state.
Please replace the wiring and cables to the original state after repairs.
In addition, be sure that there are no pinched wires, etc.
7 Make sure screws and soldering scraps do not remain inside the product.
Please check that neither solder debris nor screws remain inside the product.
8 There should be no semi-broken wires, scratches, melting, etc. on the coating of the power cord.
Damaged power cords may lead to fire accidents, so please be sure that there are no damages.
If you find a damaged power cord, please exchange it with a suitable one.
9 There should be no spark traces or similar marks on the power plug.
When spark traces or similar marks are found on the power supply plug, please check the connection and advise on secure
connections and suitable usage. Please exchange the power cord if necessary.
0 Safe environment should be secured during servicing.
When you perform repairs, please pay attention to static electricity, furniture, household articles, etc. in order to prevent injuries.
Please pay attention to your surroundings and repair safely.
A
B
C
D
2. Adjustments
To keep the original performance of the products, optimum adjustments and confirmation of characteristics within specification.
Adjustments should be performed in accordance with the procedures/instructions described in this manual.
3. Lubricants, Glues, and Replacement parts
Use grease and adhesives that are equal to the specified substance.
Make sure the proper amount is applied.
4. Cleaning
For parts that require cleaning, such as optical pickups, tape deck heads, lenses and mirrors used in projection monitors, proper
cleaning should be performed to restore their performances.
5. Shipping mode and Shipping screws
To protect products from damages or failures during transit, the shipping mode should be set or the shipping screws should be
installed before shipment. Please be sure to follow this method especially if it is specified in this manual.
3.10 MIC 1 ASSY........................................................................................................................................... 30
4.11 HPAMP and HPJACK ASSYS.............................................................................................................. 114
5. PCB PARTS LIST ......................................................................................................................................... 116
7.1.1 TEST MODE .................................................................................................................................... 124
7.1.2 REWRITING THE FIRMWARE........................................................................................................ 133
7.2 POWER ON SEQUENCE...................................................................................................................... 146
7.4 IC INFORMATION.................................................................................................................................. 152
Specifications and appearance are subject to change without notice.
Accessories
Power cord
(KUCXJ : DDG1028)
A
B
C
D
(WYXJ5,TLXJ : ADG7062)
Operating instrucions
Warranty card (KUCXJ only)
DJM-800
56
E
F
5
7
8
1234
2. EXPLODED VIEWS AND PARTS LIST
NOTES:
A
Parts marked by "NSP" are generally unavailable because they are not in our Master Spare Parts List.
The mark found on some component parts indicates the importance of the safety factor of the part.
Therefore, when replacing, be sure to use parts of identical designation.
Screws adjacent to mark on 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.)
When ordering service parts, be sure to refer to "EXPLODED VIEWS and PARTS LIST" or
FLASH
ROM
FPGA
XC3S50-
4TQG144C-K
-COM
HD64F2377-K
(PEG236A8-K)
"PCB PARTS LIST".
÷
The > mark found on some component parts indicates the importance of the safety factor
of the part. Therefore, when replacing, be sure to use parts of identical designation.
÷
: The power supply is shown with the marked box.
DJM-800
56
7
E
F
13
8
1234
S
1
–
s
3.2 OVERALL BLOCK DIAGRAM_2
A
I
DSP BLOCK DIAGRAM
DJM-800 Audio DSP
CHn In
Digital in
Analog in
Input of digital / analog is set by SelectSW
B
MIC1,2 In
C
CH1-CH4 COMMON
Digital Trim
2Band
MIC
EQ
BPM
detect
CHx
MIC1,2
MIX
3Band
CHn
EQ
COLOR
EFFECTS
[ch1–4]
MIC SW
Off
On
TalkOver
3-possi.
BEAT
EFFECTS
[CHx(pre)]
∗1∗2,3
Send
Return
[CHx]
∗2,3,4
BPM
detect
[MIC]
∗5
CUE
Monitor
[CHx]
EFFECTS
BEAT
[MIC]
Send
Return
[MIC]
∗2,4
CHn FaderCF Assign
CH
Fader
Curve
3-possi.
CHx Level Meter CHx
Master
Balance
BEAT
EFFECTS
[CHx(post)]
MIC Data
Thru
CF_A
CF_B
3-possi.
CHx
+
+
CROSS
Fader
Cross
Fader
Curve
3-possi.
BPM
detect
[CF_A]
∗5∗4
BPM
detect
[CF_B]
∗5∗4
Send
Return
[CF_A]
Send
Return
[CF_B]
D
E
FPGA
[Dual PortRAM]
Send Out
Return In
MIC
Filter
• Mode
CPU
• Volume data
I/F
• Switch data
Bus
Logic
• CH Fader position
• CF Fader position
• Control Command
BEAT
EFFECTS
(SND/RTN)
/// BEAT EFFECT (SND/RTN) ////// COLOR EFFECT (Harmonic) ///
EFFECT CH SELECT
–4
CH1
CF_A/B
MIC
Master
Return In
EFFECT CH SELECT
Return LevelEffect SW
–4
CH1
CF_A/B
MIC
Master
No CableEFFECT ProcessorCH
Cable Exist
CableCheck
SEND Out
Effect Out
EFFECT CUE
Talk Over On/Off
CH1
–4 InFriqency Counter
Effect Contror (from CPU)
∗1 : Ch1
∗2 : Boil
∗3 : Po
∗4 : I do
∗5 : I de
/// BEAT EFFECT (Other) ///
EFFECT CH SELECT
CH1
–4
F
CF_A/B
MIC
Master
EFFECT Processor
MIX RATIOEffect Out
14
Effect SWCH1–4 InEFFECT ProcessorCH1
EFFECT CUE
DJM-800
/// COLOR EFFECT (Others) ///
1234
5678
t
o
t
t
A
Master
BalanceTalk Over
Talk Over On/Off
MIC Monitor SWCHx MIX Data
∗2,4
Master
Mono
Stereo
MIC Data
BPM
M
Send
Return
ect
[CF_A]
_A]
∗5∗4∗2,3
M
Send
Return
ect
[CF_B]
_B]
∗5∗4∗2,3
∗1 : Ch1 – 4 processes the same effect.
∗2 : Boil
∗3 : Position of effect input is set in either front and back of fader by specification of Effect.
∗4 : I do SEND/RETURN of CH set in SND/RTN select by EffectCHSELECT.
∗5 : I detect B P M of CH selected by EFFECT CHSELECT.
BEAT
EFFECTS
[CF_A(post)
BEAT
EFFECTS
[CF_B(post)
effectch Select
+
SW and do of effect attention for selected setting.
detect
[Master]
BEAT
EFFECTS
[Master]
∗5
Send
Return
[Master]
MIC Data
+
CHx CUE
Effect CUE
Master Level
Master CUE
+
Booth Level
+
• DSP Status
• BPM Detect data
• Harmonic Detect data
• CH Level Meter
• Master Level Meter
Master Level Meter
H.P.
MIX
EFFECT
Processor
H.P. Level
CPU
I/F
Logic
Rec Out
Master Out1
Master Out2
Digital Out
H.P. Out
Booth Out
FPGA
[Dual PortRAM]
SD-RAM
B
C
D
/// BPM DET. ///
EFFECT CH SELECT
CH1
erSend to CPU
ssorCH1–4 Out
r (from CPU)
ssorCH1–4 OutMono Split
56
–4
CF_A/B
MIC
Master
∗ I detect B P M only for CH which EFFECT CH SELECT appears, and was Counter.
/// H.P. MIX ///
CHx CUE
EFFECT CUE
Master CUEL
BPM COUNTER
CUE Balance
+
Master BalanceH.P.Level
L
R
R
Send to CPU
H.P.MONOSPLIT/STEREO SW
Mono Split
Stereo
Stereo
+
+
H.P.Level
DJM-800
7
E
H.P. Out Lch
F
H.P. Out Rch
15
8
1234
3.3 OVERALL WIRING DIAGRAM
A
B
C
P
HP JACK(DWX2553)
ACSW
R
(DWX2545)
OUTPUT(DWX2544)
J
JJ
1/3–(3/3)
O
SW POWER SUPPLY
Q
HPAMP
(DWX2556)
I
DSP
(DWX2534)
II
DIGIC(DWX2547)
K
1/3–(3/3)
D
E
DIGIB(DWX2546)
M
F
SLSW
N
(DWX2536)
DIGIA
L
(DWX2555)
16
DJM-800
1234
5678
PANEL1(DWX2552)
C
G 1/4
CHFD1(DWX2537)
G 2/4
CHFD2(DWX2538)
G 3/4
CHFD3(DWX2539)
G 4/4
CHFD4(DWX2540)
H
CRSFD(DWX2541)
PANEL2(DWX2554)
F
A
B
C
A
INPUT
(DWX2535)
AA
1/6–(6/6)
MIC1
B
(DWX2542)
MIC2
E
(DWX2543)
D
D 4/4
TRIM1(DWX2548)
D 3/4
TRIM2(DWX2549)
E
D 2/4
TRIM3(DWX2550)
D 1/4
TRIM4(DWX2551)
F
56
DJM-800
17
7
8
1234
3.4 INPUT ASSY (1/6)
A
B
C
A 1/6
(LI)
INPUT ASSY(DWX2535)
8
(LI)
BUFFER
1
(CDI)
(CDI)
BUFFER
CN491
4/4
D
(LI)
9
(CDI)
2
Shield Case
D
Analogue
6/6
A
6/6A
E
7
F
18
2/6,3/6,4/6,6/6A
A 1/6
DJM-800
1234
5678
A
5
3
_
(CH1)
(CH1)
(CH1)
(CH1)
B
1212
4
6
C
D
(CH1)
(D1)
(CH1D)
AUDIO SIGNAL ROUTE
(LI)
: LINE INPUT L CH SIGNAL
(CDI)
: CD INPUT L CH SIGNAL
(CH1)
: CH1 L CH SIGNAL
(D1)
(CH1Y)
: CH1 DIGITAL SIGNAL
: CH1 Y CH SIGNAL
DJM-800
56
6/6A
(CH1Y)
6/6A
E
F
A 1/6
19
7
8
1234
3.5 INPUT ASSY (2/6)
A
A 2/6
INPUT ASSY(DWX2535)
CN591
3/4
D
(PI)
10
11
B
C
(PI)
_
(CDI)
(CDI)
12
(PI)
13
(CH2)
(CDI)
BUFFER
Shield Case
D
6/6
A
Analogue
(CH2)
6/6A
E
17
F
20
A 2/6
1/6,3/6,4/6,6/6A
DJM-800
1234
5678
A
15
_
(CH2)
1212
14
(CH2)
16
(CH2)
B
C
(CH2D)
(D2)
AUDIO SIGNAL ROUTE
(PI)
: PHONO INPUT L CH SIGNAL
(CDI)
: CD INPUT L CH SIGNAL
(CH2)
: CH2 L CH SIGNAL
(D2)
(CH2Y)
: CH2 DIGITAL SIGNAL
: CH2 Y CH SIGNAL
(CH2Y)
D
6/6A
E
6/6A
F
56
DJM-800
A 2/6
21
7
8
1234
3.6 INPUT ASSY (3/6)
A
A 3/6
INPUT ASSY(DWX2535)
(PI)
(PI)
CN691
2/4
D
(CH3)
B
C
D
(PI)
(LI)
Shield Case
_
(LI)
BUFFER
(LI)
E
F
22
A 3/6
Analogue
A
6/6
(CH3)
6/6A
1/6,2/6,4/6,6/6A
DJM-800
1234
5678
A
_
(CH3)
1212
(CH3)
(CH3)
B
C
(CH3D)
AUDIO SIGNAL ROUTE
(PI)
: PHONO INPUT L CH SIGNAL
(LI)
: LINE INPUT L CH SIGNAL
(CH3)
: CH3 L CH SIGNAL
(D3)
(CH3Y)
: CH3 DIGITAL SIGNAL
: CH3 Y CH SIGNAL
(D3)
(CH3Y)
D
6/6A
E
6/6A
F
56
DJM-800
A 3/6
23
7
8
1234
3.7 INPUT ASSY (4/6)
A
B
A 4/6
INPUT ASSY (DWX2535)
(PI)
(PI)
(PI)
CN791
1/4
D
(CH4)
_
C
(LI)
(LI)
Shield Case
D
A
BUFFER
6/6
(LI)
Analogue
(CH4)
6/6A
E
F
24
1/6,2/6,3/6,6/6A
A 4/6
DJM-800
1234
5678
A
_
(CH4)
(CH4)
B
1212
(CH4)
C
(CH4D)
AUDIO SIGNAL ROUTE
(PI)
: PHONO INPUT L CH SIGNAL
(LI)
: LINE INPUT L CH SIGNAL
(CH4)
: CH4 L CH SIGNAL
(D4)
(CH4Y)
: CH4 DIGITAL SIGNAL
: CH4 Y CH SIGNAL
(D4)
(CH4Y)
D
6/6A
E
6/6A
F
56
DJM-800
A 4/6
25
7
8
1234
3.8 INPUT ASSY (5/6)
A
B
C
A 5/6
6/6A
6/6A
INPUT ASSY (DWX2535)
(RECD)
(REC)
18
(REC)
19
D
(MA)
6/6A
E
BUFFER
(MA)
6/6A
F
26
A 5/6
DJM-800
1234
5678
A
B
(REC)
22
20
MUTE
(MA)
(REC)
C
23
(MA)
(REC)
21
D
AUDIO SIGNAL ROUTE
(RECD)
: REC DIGITAL CH SIGNAL
(REC)
: REC L CH SIGNAL
(MA)
: MASTER L CH SIGNAL
DJM-800
56
E
F
A 5/6
27
7
8
1234
3.9 INPUT ASSY (6/6)
A
B
C
A 6/6
CN3
INPUT ASSY (DWX2535)
28
27
1/3
I
24
26
25
A
5/6
LRCK BUFFER
BCK BUFFER
1/6,2/6,3/6,4/6
A
(CH1Y)
D
(CH2Y)
CN2
1/3
I
E
(CH3Y)
(CH4Y)
1/6A
2/6A
3/6A
AUDIO SIGNAL ROUTE
(CH1Y)
4/6A
(CH2Y)
(CH3Y)
(CH4Y)
5/6A
: CH 1 Y CH SIGNAL
: CH 2 Y CH SIGNAL
: CH 3 Y CH SIGNAL
: CH 4 Y CH SIGNAL
(D1)
: CH1 DIGITAL SIGNAL
(D2)
: CH2 DIGITAL SIGNAL
(D3)
: CH3 DIGITAL SIGNAL
(D4)
: CH4 DIGITAL SIGNAL
(MA)
: MASTER L CH SIGNAL
F
28
A 6/6
DJM-800
1234
5678
A
MCK BUFFER
BCK BUFFER
(D4)
(D1)
(D2)
(D3)
CN1203
1/6A
A
2/6
A
3/6
4/6
A
K
B
1/6,2/6,3/6,4/6A
5/6A
(MA)
CN902
1/3
J3/3
C
1/6,2/6,3/6,4/6A
LRCK BUFFER
MCK BUFFER
BCK BUFFER
LRCK BUFFER
CN904
J
1/6,2/6,3/6,4/6A
D
CN1501
B
5/6A
E
5/6A
5/6A
DJM-800
56
F
A 6/6
29
7
8
1234
3.10 MIC 1 ASSY
MIC1 (DWX2542)
B
A
1
B
(MIC1)
(MIC1)(MIC1)
C
(MIC2)(MIC2)
(MIC2)
J1503
(MIC2)
(MIC1)
E
D
E
F
B
30
1234
DJM-800
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