Black Box ACKMODH6R, ACXMODH4, ACXMODH2, ACXMODH-RMK Troubleshooting, USB-HID at the Basic Module

Chapter 6: Troubleshooting

6.2 USB-HID at the Basic Module

CPU module, rear view CON module, rear view

Figure 6-2. USB-HID at the basic module.

Table 6-2. USB-HID at the basic module troubleshooting.

Diagnosis	Possible Reason	Measure
Keyboard LEDs Shift and Scroll are blinking	Keyboard in command mode	• Press <Esc> to leave command mode
		• Check connection of USB cable to CPU; select another USB
CPU unit: LED 3 green or violet	No USB connection to CPU	port if necessary.
		• Remove USB and power cable and restart CPU. Connect
		power cable first.
		• Check connection of USB cable to USB-HID device.
CON unit: LED 3 green or violet	Problems with USB connection	• Remove DVI and power cable and restart CON unit. Connect
		power cable first.
	No USB-HID device	• Connect USB-HID device.
USB device without function
	USB-HID device is not supported	• Contact Black Box Technical Support at 724-746-5500 or
		info@blackbox.com if necessary.

6.3 Serial Connection Upgrade Module

Table 6-3. Serial connection upgrade module troubleshooting.

Diagnosis	Possible Reason	Measure
	Settings of the serial interface	• Check baud rate and general settings.
Serial device not operational	No serial connection to CPU	• Check connection via serial cable.
	No serial connection to end device (for example,	• Connect serial end device and switch it on.
	touchscreen, keyboard)	• Check connection via serial cable.
Touchscreen not operational	Hardware handshake	• Adjust serial interface to X-ON/X-OFF software handshake.

Page 44 724-746-5500 blackbox.com ACX1MT