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B. 1100329 MODEL TELEPHONE INTERFACE BOARD
1564F3
Rev B
Telephone Interface Board (SN1100329)
LINE
RING
CLICK LEVEL
VR3
CLICK
DETECT
Daughter Board (SN1110080)
MIC
PANEL
SENS
MIC
Doc 6001564
OFF HOOK
CLICK LEVEL
PANEL
SPEAKER
J1
SPEAKER
LEVEL
VR4
LINE BAL 1
LINE BAL 2
TELCO LINE
HANDSET
TB1
GROUND
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