Yamaha QL5 User Manual

QL5/QL1
174
STARTING SEQUENCE
●
Start mode (Flow)
Next Page→
Normal mode Forced Factory Preset mode Maintenance mode Diag mode
A SEL + B SEL key
Power ON
Boot Loader started
Initialization of port
USB Memory presence
Check if QL Firmware (PGM
r
C-MD1.bin) file is present
Firmware Update
Displayed as confirmed
Firmware Update
Executed
Checksum of the main program confirmed
“CheckSum Error!” is displayed and the
sequence is stopped.
Main Program started Text within <> is the task name
Initialization of port ..... PLL action starts, set the reset terminal of each device to reset
Decompress the data compressed in the ROM to the SDRAM. <SysKernel>
Start Kernel
(PGM file present)
or
(C-MD1.bin file present)
BUS Initial Settings <SysKernel>
- Cancel I2C (P-BUS) Reset, cancel E-BUS Reset
- E-BUS driver initialization and E-BUS START
- I2C driver initialization and P-BUS START
Check if the panel circuit board is present.
<SysKernel>
(Not present)
MRAM checksum judged <SysKernel>
Current memory (MRAM) all cleared
Current memory (MRAM) all cleared
SCENE data (Flash memory) all cleared
[Initializing Flash Memory...] displayed
Pressed switches are read →
start-up mode judged
Opening screen displayed. <LCD Display>
When the start-up mode is Diag.
If not present, the
start-up mode changes
to Diag mode.
(UPDATE cancelled)
(Not present)
(OK)
(NG)
B SEL key
or
B SEL + 32(16)CH SEL key
Press USER DEFINED keys 1, 2
and 3 simultaneously or 3 keys of
other than those simultaneously.
LCD Diag screen displayed, processed
<LCD Display>
Panel Diag displayed, processed
Power turned off.

Yamaha QL5 Specifications

General

DJ mixer	-
Product color	Black
Video capability	No
Channels quantity	72 channels
Supported sample rates	44.1, 48 kHz
Digital sound processing	- bit
Phantom power	48 V
AC input voltage	100-240 V
AC input frequency	50 - 60 Hz
Power consumption (typical)	200 W
Total Harmonic Distortion (THD)	0.05 %

Weight and Dimensions

Depth	563 mm
Width	828 mm
Height	272 mm
Weight	21800 g