JVC KD-R691 - Page 26

(No.MA665<Rev.001>)7/33
2.3 Microcomputer’s terminal description
IC701 (R5S726A0D216FP) on MAIN PWB ASSY
Pin No. Pin Name I/O Application
Processing/Operation/Descrip-
tion
1 LCD_INH O Display On/Off Control L: Display OFF / H: Display ON
2 DAB_COM_ON O Enable DAB micon (For DAB model) H: ON / L: OFF
2 NC O No Use (for non DAB model)
3 PVcc - Power supply for I/O circuits
4 NRST O LSI Reset Signal (L= Reset) L: Reset ON / H: Reset OFF
5Vss -GND
6 PANEL_PON O Supply Control to Panel L: ON / H: OFF
7 DC_ERR2 I Detect DC Clip (for ST Power Amp IC) L: DC Error ON / H: DC Error OFF
8 PWIC_MUTE O Muting Output for Power Amp IC L: Mute ON / H: Mute OFF
9 LCD_CE O LCD Driver IC Chip Enable Output (for LCD Model)
10 Vss - GND
11 LCD_CLK O LCD CLK Output
12 Vcc - Power supply
13 RGB_CLK O I2C Clock Output for RGB Driver (For RGB Model)
13 PCB_TEST_MODE_RX I PCB Test Mode RX
14 LCD_DATA_SYS O LCD DATA Output (for LCD Model)
14 LCD/RGB_DATA_SYS O LCD and RGB DATA Output (for RGB Model)
14 PCB_TEST_MODE_TX O PCB Test Mode TX
15 USB_PON O Enable Output for High Side Switch L: HisideSW OFF / H: HisideSW
ON
16 PVcc - Power supply for I/O circuits
17 NC O No Use (for non BT model)
18 Vss - GND
19 NC O No Use (for non BT model)
20 Vcc - Power supply
21 PWIC_STBY O Output to Power On Power Amp IC L: Standby / H: Play
22 SXM_DATA_SXM I SXM Data Input (For SXM model only)
22 NC O No Use (for non SXM model)
23 SXM_DATA_SYS O SXM Data Output (For SXM model only)
23 NC O No Use (for non SXM model)
24 DEBUG_1A O For Debug
24 DAB_CLK_SYS O Clock to DAB (for DAB model only)
24 HD_CLK_SYS O Clock to HD Decoder (for HD model only)
25 DEBUG_1B O For Debug
25 DAB_CS_SYS O Command Request from main micon to DAB micon (for
DAB model)
25 HD_CS_SYS O Command Request from SYS-com to HD (for HD mod-
el)
26 DEBUG_1C O For Debug
26 DAB_DATA__SYS O DAB Data Output (for DAB model only)
26 HD_DATA_SYS O HD Data Output (for DAB model only)
27 DAB_DATA_DAB I DAB Data Input (for DAB model only)
27 HD_DATA_HD I HD Data Input (for HD model only)
28 PVcc - Power supply for I/O circuits
29 FREQ_SEL O Frequency Select Pulse: Power On / L: Power Off
30 Vss - GND
31 ENC2 I Volume Encoder Pulse Input 2