JVC KD-SX841R, Service Manual

Page: 43 / 71

KD-SX841R
(No.49790)1-43
42 LCD-SCK O CLK output for LCD driver
43 LCD-CE O CE for LCD driver
44 NC - No use
45 E2PROM-DI I I2C data input
46 E2PROM-DO O I2C data output
47 E2PROM-CLK O I2C clock output
48~52 NC - No use
53 SD/ST I Station detector or stereo indicator input
54 NC - No use
55 MONO O Monaural selection output H:Monaural
56~60 NC - No use
61 DETACH I Detach detect input H:Detach
62 AFCK O AF check output
63 SEEK/STOP O Auto seek and stop selecting output H:Seeking L:Receiving
64 IFC CONT O IFC control output
65 FM/AM O FM,AM band selecting output H:FM L:AM
66 PLL-CE O CE output for PLL IC
67 PLL-DO O Data output for PLL IC
68 PLL-CLK O Clock output for PLL IC
69 PLL-DI I Data input from PLL IC
70 TEL-MUTING I Telephone muting detection input
71 NC - No use
72 VSS - GND
73 NC - No use
74 PS1 I Power save1 L:ACC off
75 POWER O Power ON/OFF control output H:Power on
76 CD-ON O CD power supply control output H:CD power on
77 MUTING O Muting output L:Muting on
78~80 NC - No use
81 VDD - Micon power supply
82 NC - No use
83 VOL-DA O Data output for E-volume IC
84 VOL-CLK O Clock output for E-volume IC
85~89 NC - No use
90 STAGE1 I SX841R:H S747EE:L
91 BUCK O Clock output for CD LSI
92 CCE O CE output for CD LSI
93 RST O Reset output for CD LSI
94 TEST - For rewriting flash memory
95 BUS0 I/O Data output and input 0 for CD LSI
96 BUS1 I/O Data output and input 1 for CD LSI
97 BUS2 I/O Data output and input 2 for CD LSI
98 BUS3 I/O Data output and input 3 for CD LSI
99 NC - No use
100 CD-RW - RF gain control L:CD-RW H:CD-DA
Pin No. Symbol I/O Function
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