No-Beep Symptoms - Lenovo ThinkServer TS100 Hardware Maintenance Manual

v Follow the suggested actions in the order in which they are listed in the Action column until the problem
is solved.
v See Chapter 3, "Parts listing, ThinkServer TS100 Machine Types 6431, 6432, 6433, and 6434," on page 37
to determine which components are customer replaceable units (CRU) and which components are field
replaceable units (FRU).
v If an action step is preceded by "(Trained service technician only)," that step must be performed only by a
trained service technician.
Beep code
3-3-3

No-beep symptoms

The following table describes situations in which no beep code sounds when POST
is completed.
Table 11. No-beep code symptoms
v Follow the suggested actions in the order in which they are listed in the Action column until the problem
is solved.
v See Chapter 3, "Parts listing, ThinkServer TS100 Machine Types 6431, 6432, 6433, and 6434," on page 37
to determine which components are customer replaceable units (CRU) and which components are field
replaceable units (FRU).
v If an action step is preceded by "(Trained service technician only)," that step must be performed only by a
trained service technician.
No-beep symptom
No beeps occur, and the server
operates correctly.
No beeps occur, and there is no
video.
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ThinkServer TS100 Types 6431, 6432, 6433, and 6434: Hardware Maintenance Manual
Description
No operational memory in system.
Description
Action
1. Make sure that the system board contains
the correct number and type of DIMMs;
install or reseat the DIMMs; then, restart the
server.
2. Replace the following components one at a
time, in the order shown, restarting the
server each time:
a. DIMMs
b. (Trained service technician only) System
board
Action
1. (Trained service technician only)
Reseat the front information panel
LED cable.
2. (Trained service technician only)
Replace the front information
panel LED assembly.
See "Solving undetermined problems"
on page 245.