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4-22 Sun Ultra 60 Service Manual • August 2001
4.7.10 NVRAM
The NVRAM diagnostic verifies the NVRAM operation by performing a write and
read to the NVRAM.
CODE EXAMPLE 4-19 identifies the NVRAM output message.
4.7.11 Audio
The audio diagnostic performs the following:
1. cs4231_test – Verifies the cs4231 internal registers.
2. Line-in to line-out external loopback.
3. Microphone to headphone external loopback.
CODE EXAMPLE 4-20 identifies the audio output message.
CODE EXAMPLE 4-19 NVRAM Output Message
Enter (0-12 tests, 13 -Quit, 14 -Menu) ===> 9
TEST=’nvram_test’
SUBTEST=’write/read_patterns’
SUBTEST=’write/read_inverted_patterns’
Enter (0-12 tests, 13 -Quit, 14 -Menu) ===>
CODE EXAMPLE 4-20 Audio Output Message
Enter (0-12 tests, 13 -Quit, 14 -Menu) ===> 10
TEST=’audio_test’
SUBTEST=’cs4231_test’
Codec_ID=’8a’
Version_ID=’a0’
Enter (0-12 tests, 13 -Quit, 14 -Menu) ===>