Yamaha Tyros 3 Service Manual

							71 Tyros3
Scale: 85/100
Pattern side2NA-WM24250
L
L
to PNLS-CN202
to PITCHBEND
to MODULATION 
						

							72 Tyros3
 MKH-D Circuit Board
 EMKS-FD Circuit Board
Component side
 LCL Circuit Board
Component side
M
M
to EMKS-FD-CN5to MK61L-CN1
to EMKS-FD-CN6
to DM-CN206
not installed not installed
A B C D
E DIRECT ACCESS
to DM-CN3
EMKS-FD: WE62240
LCL: 2NA-WM24270
MKH-D: 2NAKZ-WD78540
 
2 
						

							73 Tyros3
Component side
 EMKS-FD Circuit Board
Pattern side
 LCL Circuit Board
Pattern side
to MKH-D-CN3
to MKH-D-CN1
to LCR-CN201
to PNL-CN2
to  TFT LCD Panel 
 7.5inch VGA
M
Mto PC SENSOR
FG
EMKS-FD: WE62240
LCL: 2NA-WM24270
MKH-D: 2NAKZ-WD78540
 
2 
						

							74 Tyros3
 MKH-D Circuit Board
 LCR Circuit Board
Component side
to DM-CN5
to CK-CN92
TAB
[] F
G H I J EXIT
N
N
LCR: 2NA-WM24270
MKH-D: 2NAKZ-WD78540
 
2 
						

							75 Tyros3
 LCR Circuit Board
Pattern side
Pattern side
to LCL-CN4
to  TFT LCD Panel 
 7.5inch VGA
LCR: 2NA-WM24270
MKH-D: 2NAKZ-WD78540
 
2
N
N 
						

							76 Tyros3
 MK61L Circuit Board
Component side
O
O
N.C.
O
OP
P
P
P
to MKH-D-CN4
2NAKZ-WD80020
 3 
						

							77 Tyros3
 MK61L Circuit Board
Pattern side
Q
Q
2NAKZ-WD80020
 3
Q
QR
R
R
R 
						

							Tyros3
78
 TEST PROGRAM
1 Measurement Conditions
1-1: Measuring Instruments
• Low-frequency oscillator  • Frequency counter, which can detect hundredth value or more
• Level meter (JIS-C curve)  • Oscilloscope
1-2: Jig
• Stereo PHONE jack cable (33 Ω or 30 Ω load)
• Monaural PHONE jack cable (10 k Ω load), 2 pcs. used simultaneously 
• Mini DIN 8-pin cable (470 Ω load)  • MIDI cable, 2 pcs. used simultaneously
• Video cable (75 Ω coaxial)  • Mini D-Sub15 pin RGB cable
• USB cable (type AB)  • Color CRT monitor (NTSC and PAL system compatible)
• Color CRT monitor (RGB input compatible)  • Foot pedal (FC7 or equivalent)
• Microphone  • Headphone
• Optional speaker (TRS-MS02 or equivalent)
• DIMM (Transcend TS64ML64V6 (512 MB) or equivalent, Two same model type of 512 MB used simultaneously)
• USB-Storage device (YD-8U10, or any USB-Storage device with read/write enable compatible with USB2.0)
1-3: Others
• The tolerance shall be within ±2 dB
• The unit for analog input/output level is as follows:
  0 dBu = 0.775 Vrms
2  Starting up the test program
*
 Install two (2) DIMMs before turning on the power of Tyros3. (P. 26)
* Before starting checking, format the HDD referring to the “Formatting HDD” (P. 113).
Turn on the [POWER] switch while holding down the [C#2], [F2], and [G#2] keys (C#2 major code). (Fig. 1)
Fig. 1

Starting up the test program

   D1 E1  F1 G1 A1 B1 C2 D2 E2 F2 G2 A2 B2 C3 D3 E3 F3G3 A3  B3 C4 D4  E4  F4  G4 A4 C1
C#1 D#1  F#1 G#1 A#1 C#2 D#2  F#2 G#2 A#2 C#3 D#3 F#3 G#3 A#3 C#4 D#4 F#4 G#4 A#4
[TEMPO+] / [TEMPO–][START/STOP][DATA ENTRY][DEMO]
[POWER] SW 
						

							79 Tyros3
Start-up screen (normal state)  Start-up screen (when an error is detected)
“SwErr”
(A panel switch is being pressed. Displays up to two codes for panel switch held down in four fi gures in hexadecimal notation.)
“[DIMM] :  No Device”
(No DIMM is installed.)
“[HDD] :  No Device”
(No HDD is installed.)
2-1: How to carry out tests
1) When the test program is started, 
“TEST” will be displayed.
2) To increase test item number: Press the [TEMPO+] button or turn the [DATA ENTRY] dial clockwise. (Fig. 1)
   To decrease test item number: Press the [TEMPO–] button or turn the [DATA ENTRY] dial counterclockwise. (Fig. 1)
   To execute the test:  Press the [START/STOP] button once. (Fig. 1)
Indication of -- underneath of each test items is shown as progressing the test and in case of asterisks 
* is shown as 
progress bar when the test takes time such as Flash Check1,2, Wave ROM Check 2 etc.
• If the test result is OK:
Press the [START/STOP] button again to go back to the item selection display. (Fig. 1)
• If the test result is NG:
Press the lowest key (C1) on the keyboard or the [DEMO] button to go back to the item selection display. (Fig. 1)
([START/STOP] button is ineffective in case of NG)
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¦y§4E824y5>D=3)()
(FAA
|
4E824y>==42C8>=y742:
¦§#>y4E824
¦y§#>y4E824 
						

							Tyros3
80

Number Check item Displayed MessageAutomatic check
1 Version indication Version X
2 Simplifi ed check of ROM ROM Check1 O
3 Simplifi ed check of RAM RAM Check1 O
4 Simplifi ed check of Backup Flash ROM BACKUP ROM Check1 O
5 Simplifi ed check of Wave ROM Wave ROM Check1 O
6 Simplifi ed check of Wave RAM (SDRAM) Wave RAM(SDRAM) Check1 O
7 Simplifi ed check of Wave RAM (DIMM) Wave RAM(DIMM) Check1 O
8 Simplifi ed check of Effect RAM Effect RAM Check1 O
9 Sound check of Tone Generator 1 TG 1 Check X
10 Sound check of Tone Generator 2 TG 2 Check X
11 Pitch check Pitch Check X
12 Output Level R check Output R Check X
13 Output Level L check Output L Check X
14 Output Level Sub-1 check Output Sub-1 Check X
15 Output Level Sub-2 check Output Sub-2 Check X
16 EQ (Low) frequency check EQ Low Check X
17 EQ (Mid) frequency check EQ Mid Check X
18 EQ (High) frequency check EQ High Check X
19 SP MUTE check SP MUTE Check X
20 MUTE check MUTE Check X
21 MIC L check MIC L Check X
22 MIC R check MIC R Check X
23 SW, LED check SW,LED Check X
24 All Panel LEDs On check All LED On Check X
25 Red LEDs On check Red LED On Check X
26 Green LEDs On check Green LED On Check X
27 Other colors LEDs On check Other LED On Check X
28 Whole LCD On check All LCD On Check X
29 Whole LCD Off check All LCD Off Check X
30 LCD pattern check LCD Pattern Check X
31 Pitch Bend Wheel check Pitch Bend Wheel Check O
32 Modulation Wheel check Modulation Wheel Check O
33 Slider check Slider Check O
34 Pedal 1 check Pedal 1 Check O
35 Pedal 2 check Pedal 2 Check O
36 Pedal 3 check Pedal 3 Check O
37 MIDI check MIDI Check O
38 Loop Send/Return check Loop Send/Return Check X
39 Sub Out connection check Sub Out Check O
40 Video Out check (NTSC RGB) Video Out NTSC RGB X
41 Video Out check (PAL RGB) Video Out PAL RGB X
42 RGB Out check RGB Out Check X
43 USB to Device/Host check USB to Device/Host Check O
44 USB Storage Device check USB Storage Device Check O
45 LAN check LAN Check O
46 DGA (HDD) check DGA (HDD) Check O
47 DGA (TG) check DGA (TG) Check X
48 Keyboard Type check KeyboardType Check O
49 Touch check Touch Check O
50 Full check of ROM ROM Check2 O
51 Full check of RAM RAM Check2 O
52 Full check of Backup Flash ROM BACKUP ROM Check2 O
53 Full check of Wave ROM Wave ROM Check2 O
54 Full check of Wave RAM (SDRAM) Wave RAM (SDRAM) Check2 O
55 Full check of Wave RAM (DIMM) Wave RAM (DIMM) Check2 O
56 Full check of Effect RAM Effect RAM Check2 O
57 Panel PCB check (PNL) Panel PCB Check (PNL) X
58 Panel PCB check (LCL) Panel PCB Check (LCL) X
59 Panel PCB check (LCR) Panel PCB Check (LCR) X
60 Panel PCB check (PNC) Panel PCB Check (PNC) X
61 Panel PCB check (PNR) Panel PCB Check (PNR) X
62 Panel PCB check (LCL/R/C) Panel PCB Check (LCL/R/C) X
63 Factory Set Factory Set X
64 Test Exit Test Exit X