T&D03 - Not Used
Press the Micro
↓
key to bypass this message.
T&D04 - Microcode Test
Display:
T&D 04 CRC FONT *
Note: The asterisk will flash during the test.
If an error message is displayed, go to “T&D Error Messages and Actions” on page 190. The test completed
successfully if the display advances to the next test number.
T&D05 - Operator Panel LED and Key Test
Display:
T&D 05 USER
1. All of the LEDs will switch on at the same time.
2. Next, beginning at the top, each LED will flash on and off once with a buzzer sound.
3. After the LED test, the following message will be displayed:
PRESS KEY 1 -->
4. The key is good if the display advances to the next key number.
5. Press key 1 (shown below).
Chapter 2. Diagnostics
165
Summary of Contents for 4247
Page 1: ...4247 Printers Maintenance Information Document Number SA24 4400 05 Part Number 27P8450 IBM ...
Page 241: ...e90apc15 Figure 24 Main Input Power Supply Ground Chapter 3 Circuit Diagrams 241 ...
Page 257: ...Figure 32 Stacker Motor Wiring Chapter 3 Circuit Diagrams 257 ...
Page 261: ...Stacker Cable Wiring Figure 36 Tractor Assembly Cable Wiring Chapter 3 Circuit Diagrams 261 ...