I/O Panel Leds; Module Locations Corresponding To Ocp Leds - DEC 4000 AXP Service Manual

Figure 2–4 Module Locations Corresponding to OCP LEDs
6

2.1.3 I/O Panel LEDs

The I/O panel LEDs (Figure 2–5) are used to indicate the status of ThinWire and
thickwire (standard) Ethernet fuses.
Refer to Table 2–3 for information on interpreting the LEDs and determining
what actions to take when a failure is indicated.
3
5 4 3 2 1
Power-On Diagnostics and System LEDs 2–9
2 1 0 0 1
MEM CPU
LJ-02052-TI0
F1
0
F2
F3
1
F4
I/O