Pioneer CMX-3000, Service Manual

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CMX-3000, CU-V163
7. GENERAL INFORMATION
7.1 DIAGNOSIS
7.1.1 SERVICE MODE
Outline of the Service Mode
Confirmation Mode of the Controller Button and Display Function
1
Confirmation mode of the controller button and display function
There are following two ways in the mode confirming the controller button and display function.
Mode 1: When connect the Controller section to the Player, and confirm it.
Mode 2: When connect the power supply to Controller section being simple, and confirm it.
Basic operation is the same with both modes, but FL does not light.
2
The mode which confirms the operation with the player being simple (Use the remote control unit.)
Connect the Remote control unit (RU-V101) to a DATA IN/OUT terminal of the Player and confirms the operation.
3
State confirmation mode with the system operation
Confirm the software version of each microcomputer and active state with the display.
This unit prepares the test mode in the controller and player sections.
• Mode 1
Enter this mode when turns the power on while pressing the AUTO button of each player simultaneously.
Mode 1 can confirm the state of each other button with FL other than the operation of mode 2.
• Mode 2
Enter this mode when connects a screw terminal to GND and +8V from the external DC power supply to V+8B by
controller section being simple. Further, it is not necessary to press buttons in the power-up.
+8V
GND
GNDD
V+8B
GNDD
V+8B
CNNB Assy
Fig.1 External DC Power Supply Connection Position
Note : Mode 1 and mode 2 are the same operations basically. But a power supply of FL system is not supplied in case of mode 2.
Therefore cannot confirm it with FL.
Explain the operation about mode 1 here. (Mode 2 is the same except that FL of mode 1 does not light.)
G9
G1 G2 G3 G4 G5 G6 G7 G8
G10
G11
G12
G13
37seg
×
13grid
PLAYER A PLAYER B
FL Display Section
and the Grid Division.
Fig. 2 Controller Button and FL Display Section