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Yamaha KB-280
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Popular Yamaha KB-280 Manual Pages
Installation Guide - Page 4
... as D:\USBdrv_\) and continue the installation.
7 When the system detects the driver on the instrument is ready for Windows Installation Guide Click [Finish]. The driver has been installed.
4 Accessory CD-ROM for installation, it is set to OFF, then use the "Administrator" account to install the appropriate driver software. English
USB MIDI Driver
To operate the instrument from your...
Service Manual - Page 2
... unit(s) indicated on the cover. KB-280
IMPORTANT NOTICE
This manual has been provided for the use of chemicals found by an authorized Yamaha Retailer or the appointed service representative. Should any important data to external media via a computer connected to this bus.)
IMPORTANT :
Turn the unit OFF during disassembly and parts replacement. WARNING: CHEMICAL CONTENT NOTICE...
Service Manual - Page 7
...the removed filament tape just as spare parts. *1: Installation *2: Manual soldering *3: Dip soldering *4: Edge mark is adjusted to Pin 1 mark ( mark). *5: Red wire is adjusted to (+) terminal. TWR +/-
q
30
w
40
e Lower Case
50
r Assembly
130
WC601200 WG343000 WC601000
(V873560)
t-1
t-2
y LCD Unit
u Keyboard Assembly
i
o
AM
!0 Circuit Board
!1
!2
MIDI
!3 Circuit Board...
Service Manual - Page 10
...the four (4) screws marked [210G]. The PNL circuit board can then be removed. (Fig. 5)
7. KB-280
5. DMLCD Circuit Board, Back Light Assembly
and LCD (Time required: About 4 minutes)
5-1 Remove the lower...When installing the DMLCD circuit board,
tighten the screws 1 through 8 in numerical
order as shown in Fig. 9. (Fig. 9)
If the DMLCD circuit board is replaced, execute
the "Factory Set" ...
Service Manual - Page 11
...each screws marked [200A] to the right and left . KB-280
8. PNR Circuit Board
(Time required: About 6 minutes)...(Woofer)
C1
[200B]
C2
B2 C3
B3 C4
C5
[200B]
[200B]
Keyboard assembly
[200B]
[200B]
[200A]: Bind Head Tapping Screw-B 4.0X10 MFZN2W3 (...Remove the lower case assembly. (See procedure 1.)
[200A]
10-2 *
Set the eight (8) hooks [A] parallel to the groove in the following way...
Service Manual - Page 12
...]: Bind Head Tapping Screw-P SP 3.0X12 MFZN2B3 (WF491900)
(Fig.13)
[190B]
12 Disassembling Keyboard Assembly
(Time required: About 12 minutes) 13-1 Remove the lower case assembly. (See procedure 1.)...circuit board "61L" in a set. (Fig. 12) To remove a set . The circuit board
61L can then be removed. (Fig. 13)
*
When installing the circuit board 61L, tighten
... in total. KB-280
13.
Service Manual - Page 26
...scaling). (32 notes from C2 to execute the test. KB-280
TEST PROGRAM
∗ If the test number 47 "Factory Set" is executed, the data already set will be lost.
1 Preparations 1) Use an AC adaptor...level meter (with JIS-C filter) to the L/R of the [PHONES/OUTPUT] jack. (33 Ω of load) Set the [MASTER VOLUME] to the maximum level and check the output level.
• PHONES L: -55.0 dBu or ...
Service Manual - Page 27
... . Press the switches as indicated. Make sure that "Rom OK" is released (Off). Initializes the entire backup area to reset to the item selection display. KB-280
Test No.
Make sure that "PD1 OK" is released (Off). Press the [START/STOP] button to the Switch Test Item List on the next page...
Service Manual - Page 28
.../Stp Main A Main B Memory Bank Regist 1 Regist 2 Regist 3 Regist 4 Song No. Start Intro Str/Stp Main A Main B Memory Bank Regist 1 Regist 2 Regist 3 Regist 4 Song No. KB-280
Switch test item list
Turn 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...
Service Manual - Page 30
... Data Entry Sustain Sound Controller Effect Depth RPN Inc,Dec RPN LSB,MSB
Prog Change : True #
o 0 - 127
o 0 - 127
System Exclusive
o
o
: Song Pos. x
x
Common : Song Sel. KB-280
MIDI IMPLEMENTATION CHART
YAMAHA [ PortaTone ]
Model KB-280
MIDI Implementation Chart
Function...
Service Manual - Page 33
...
270
20
50
40 210
200
210 140 130
380
KB-280
OVERALL ASSEMBLY
Upper case assembly 10
U20
U40
U40
20
50
270
150
30
U40 180
210
360
U40
350
210
U40
U10
U40 290
280a
250
280b
250
210
70 280 300
Wheel assembly
80 90
210 210
100
L110...
Service Manual - Page 34
... Knob Red
360 VU432400 Knob Black
370 VN195400 Adhesive Tape
370
--
Battery Cushion White
340c
--
PART NO.
Connector Assembly
L70 V 8 6 7 1 3 0 0 LCD Holder
L80 V 7 8 3 8 0 0 ...12X70 MY7# 12X70 4X70
60A TYPE-B
PT BL 2P L=70
ZTT-410 DMLCD 3.0X12 MFZN2W3
KB-280
KB-280
REMARKS
QTY RANK
(WF68200)
TWEETER
2 01
2 01
ACMP,SYNCRO STOP,SYNCRO
START,INTRO/...
Service Manual - Page 35
EXP Pedal
5X8
PA-5D CHN EP-1 KAI
REMARKS
QTY RANK
(V706870) 2
08 (VP62250)
: New Parts
4
RANK: Japan only DESCRIPTION
L110
--
PART NO. Nonwoven Fabric Cloth
ACCESSORIES
WG073800 Music Rest
WF324900 AC Adaptor
-- KB-280
REF NO.
Service Manual - Page 36
...
RANK: Japan only
5 PART NO. White Key
30 V 4 7 6 0 3 0 0 White Key
40 VZ271700 Black Key
50 V 3 4 1 3 6 0 0 Rubber Contact
60 V 7 4 7 7 4 0 0 Rubber Contact
150
--
KEYBOARD ASSEMBLY
40
200
190
150a 160
50
180 50
190 180
60
150c
10a 10b
40 10a
150d
150b
10b
150 MK Circuit board assembly
170
KB-280
200 10 200 30...
Service Manual - Page 38
... 6 9 5 7 0 0 Keyboard Assembly
30 WC601200 Connector Assembly
40 WG343000...0 0 Speaker Box L Assembly
200 WE974500 Bind Head Tapping Screw-B
210 X5163A00 Speaker
220
-- Lower Case
L20 V I 1 0 4 4 0 0 Holder
L30 WE774300 Bind...T1.6 PE 380X15X1.0 PE 885X15X1.0
KB-280
KB-280
REMARKS
QTY RANK
(WG07410)
WOOFER
&#...)
: New Parts
RANK: Japan only
7
Connector Assembly
170 VA126100 Adhesive Tape
...
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