Irda Fault - Ericsson I 888 Trouble-Shooting Instruction

I888, Standard Electrical Repairs

11 IRDA fault.

11.1 Type of fault.
• If it is short range of the IRDA transmission, proceed to section 11.2.
• If the IRDA communication doesn´t work, proceed to section 11.3.
11.2 Short range.
Open the phone and check for liquid damages. Make sure the window in the front
cover is clean. replace H661 (class A, Fig 11.1). If the fault remains, proceed to sec-
tion 11.3.
H661
C683
C686 C684
R658
Fig. 11.1
11.3 No communication.
Replace the IRDA modul (Fig 11.2) and try again.
Fig. 11.2
If that didn´t make it , open the phone and check for liquid damages. Check the sol-
derings on D600:47, 62, 64, 65 and 66 (Fig 11.3).
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