V. TEST MODE Panel Test Mode To enter the Panel Test Mode, press the GLOBAL key while holding down the SHIFT key in the GLOBAL page [F1] of the GLOBAL Mode. • Moving the Q-link knobs changes the graphics accordingly. • Tapping the PAD shows the amount of pressure applied on the bar graph. • Switching the FOOT Pedal on/off changes the graphics accordingly. • Turning the JOG wheel increases/decreases the value in the Data field. • Pressing the key shows its name at the bottom of the screen. For those keys with the LED, the LED is turned on/off. • Pressing the [F1] key stops the key test. • After stopping the key test, pressing the mode key will abort the test mode.
• While the key test is stopped, pressing the SHIFT key and [F6] key shows the A/D converted value of the Q-link/ PAD. CPU Board Test Mode The Test Mode of the MPC4000 CPU Board is performed while the CPU board is mounted on the Z4/Z8 Sampler. When the Z4/Z8 is switched on after the MPC4000 CPU Board is mounted on the Z4/Z8 Sampler, the sampler is turned on with the MPC4000 screen. Install the Z4/Z8 OS using the “OS Loader” of “Boot Overwrite” type via the USB port. Similarly, when the CPU Board is mounted back on the MPC4000 after the Z4/Z8 OS is installed for the test, it boots up with the Z4/Z8 screen. Reinstall the MPC4000 OS using the “OS Loader” of “Boot Overwrite” type.
Refer to the Z4/Z8 Service Manual for the operation details of the Test Mode for the CPU Board. SERVICE MANUAL 9